Abrégé

Disclosed is a resin composition which contains a first polycarbonate resin, a second polycarbonate resin, and a styrene-based resin, wherein: the refractive index of the first polycarbonate resin, the refractive index of the second polycarbonate resin, and the refractive index of the styrene-based resin satisfy the relational expression: (refractive index of first polycarbonate resin) < (refractive index of styrene-based resin) < (refractive index of second polycarbonate resin); and when the resin composition is molded into an article that has a thickness of 3 mm, the haze thereof is less than 20%. Also disclosed are pellets which use the resin composition, and a molded article.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08J 5/18 - Fabrication de bandes ou de feuilles
• C08L 25/04 - Homopolymères ou copolymères du styrène

Abrégé

This polycarbonate resin composition is characterized by containing 0.01-4 parts by mass of a polylactone-polyether copolymer (B) with respect to 100 parts by mass of a polycarbonate resin (A).

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08G 81/00 - Composés macromoléculaires obtenus par l'interréaction de polymères en l'absence de monomères, p. ex. polymères séquencés
• C08K 5/101 - EstersÉthers-esters d'acides monocarboxyliques
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3
• C08L 73/00 - Compositions contenant des composés macromoléculaires obtenus par des réactions créant dans la chaîne principale une liaison contenant soit de l'oxygène, soit de l'oxygène et du carbone, non prévus dans les groupes Compositions contenant des dérivés de tels polymères

Abrégé

A polycarbonate resin composition may include, relative to 100 parts by mass of a polycarbonate resin (A), 0.001 to 0.3 parts by mass of a triaryl phosphate (B) given by a specific formula (1) A polycarbonate resin composition may include, relative to 100 parts by mass of a polycarbonate resin (A), 0.001 to 0.3 parts by mass of a triaryl phosphate (B) given by a specific formula (1) A polycarbonate resin composition may include, relative to 100 parts by mass of a polycarbonate resin (A), 0.001 to 0.3 parts by mass of a triaryl phosphate (B) given by a specific formula (1) and 0.0012 to 0.12 parts by mass of a phenolic structure-bearing compound (C). The phenolic structure-bearing compound (C) may contain a specific amount of at least one selected from 2,4-di-tert-butylphenol, 2,2-bis(4-hydroxyphenyl)propane, cumylphenol, and 4-tert-butylphenol.

Classes IPC  ?

• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08J 3/12 - Pulvérisation ou granulation
• C08K 5/13 - PhénolsPhénolates
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A polycarbonate resin composition characterized by comprising, relative to 100 parts by mass of a polycarbonate resin (A), 0.0001-0.3 part by mass of a triaryl phosphate (B) represented by general formula (1), 1-100 parts by mass of a fibrous filler (C), and at least one of the following (i) to (iv) in the amounts shown below. (i) 0.0005-0.1 part by mass of 2-4-di-tert-butylphenol (ii) 0.0001-0.03 part by mass of 2,2-bis(4-hydroxyphenyl)propane (iii) 0.0005-0.05 part by mass of 4-tert-butylphenol (iv) 0.001-0.05 part by mass of cumylphenol　

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/13 - PhénolsPhénolates
• C08K 5/523 - Esters des acides phosphoriques, p. ex. de H3PO4 avec des composés hydroxyaryliques
• C08K 5/526 - Esters des acides phosphoreux, p. ex. de H3PO3 avec des composés hydroxyaryliques
• C08K 7/04 - Fibres ou "whiskers" inorganiques

Abrégé

Provided are a resin composition capable of providing a molded article having a low YI value, a pellet, and a molded article. This resin composition contains 0.01-1.5 parts by mass of a compound represented by formula (1) with respect to 100 parts by mass of a polycarbonate resin. In formula (1), R each independently represent a substituted or unsubstituted C1-10 aliphatic hydrocarbon group.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/06 - ÉthersAcétalsCétalsOrtho-esters

Abrégé

Provided are: a resin composition capable of providing a molded article having a low YI value and high light transmittance in a visible region; a pellet; and a molded article. This resin composition contains 0.01-1.5 parts by mass of a compound represented by formula (1) and 0.01-1.5 parts by mass of an epoxy compound and/or an oxetane compound with respect to 100 parts by mass of a polycarbonate resin, wherein the content of a phosphate compound having the structure represented by formula (P) is 0% by mass or more but less 0.01% by mass of the resin composition.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/05 - AlcoolsAlcoolates métalliques
• C08K 5/06 - ÉthersAcétalsCétalsOrtho-esters
• C08K 5/527 - Esters cycliques
• C08K 5/1525 - Cycles à quatre chaînons
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy

Abrégé

The present invention produces a polycarbonate resin composition pellet which has excellent transparency in a high-productivity manner which is more stable than before, by using a super-high-torque twin-screw extruder. This method for producing a polycarbonate resin composition pellet is characterized in that a polycarbonate resin particulate having a specific molecular weight and particle diameter is used as a starting material, kneading is performed with the screw shaft torque density in the range of 9.0-17.0 Nm/cm3and the screw rotation speed in the range of 400-800 rpm, and under the conditions of the cube (cm3) of the discharge amount (kg/h) ÷ the screw rotation speed (rpm) ÷ the center-to-center distance of the two screw shafts being 0.015-0.026 kg/h/rpm/cm3, the unmelted ratio in the die holder is in the range of 2-30%, and a strand extruded from the die is collected and made into pellets.

Classes IPC  ?

• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• B29B 7/46 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre
• B29B 7/84 - Ventilation ou dégazage
• B29K 69/00 - Utilisation de polycarbonates comme matière de moulage

Abrégé

A polycarbonate resin composition comprising, per 100 mass parts of a polycarbonate resin (A), 0.001 to 0.3 mass parts of an arylphosphine oxide (B) and 0.0012 to 0.03 mass parts of a phenolic structure-bearing compound (C1), wherein the phenolic structure-bearing compound (C1) is at least one selection from bisphenol A, 4-tert-butylphenol, cumylphenol, and phenol; and in a case of containing the bisphenol A, the content thereof is 0.002 to 0.03 mass parts; in a case of containing the 4-tert-butylphenol, the content thereof is 0.0012 to 0.01 mass parts; in a case of containing the cumylphenol, the content thereof is 0.0012 to 0.01 mass parts; and in a case of containing the phenol, the content thereof is 0.0012 to 0.01 mass parts.

Classes IPC  ?

• C08J 3/12 - Pulvérisation ou granulation
• C08K 5/13 - PhénolsPhénolates
• C08K 5/1515 - Cycles à trois chaînons
• C08K 5/50 - Phosphore lié uniquement au carbone

Abrégé

To provide a resin composition which contains a polycarbonate resin; and an alkali metal salt and/or alkaline earth metal salt of fluoromethanesulfonylimide having a zinc content of 0.1 ppm by mass or higher.

Classes IPC  ?

• C08K 5/435 - Sulfonamides
• C08K 9/02 - Ingrédients traités par des substances inorganiques
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

This polycarbonate resin composition comprises (A) 55-90 mass% of a polycarbonate resin having a viscosity average molecular weight of 17,500-30,000; and (B)10-45 mass% of a graft copolymer including (b1) an aromatic vinyl monomer component, (b2) a vinyl cyanide monomer component, and (b3) a diene-based rubbery polymer component. The polycarbonate resin composition comprises (C) 0.001-0.3 parts by mass of an aryl phosphine oxide and (D) 0.001-0.3 parts by mass of a compound having a phenolic structure, based on 100 parts by mass of (A) and (B) in total. The polycarbonate resin composition is characterized in that the compound (D) having a phenolic structure contains at least one of 4-t-butylphenol, 2,4-di-t-butylphenol, 4-α-cumylphenol, and bisphenol A.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/13 - PhénolsPhénolates
• C08K 5/50 - Phosphore lié uniquement au carbone
• C08K 5/5397 - Oxydes de phosphine
• C08L 55/02 - Polymères ABS [Acrylonitrile-Butadiène-Styrène]

Abrégé

The present invention produces resin pellets that have low ellipticity uniformly and without variation. A method for producing resin pellets, wherein: when extruding a thermoplastic resin composition in strand shapes from a die at an extruder tip, used as the die is a lateral direction flat die; the temperature of a strand from a die hole at an edge of the flat die is set 4-14°C lower than the temperature of a strand from a die hole at the center of the flat die; the distance (A-C) to a position C at which the strands contact an initial guide roller is 7-30 cm; and the distance (B-C) from a position B at which the strands enter a water surface to the position C is 10-60% of the A-C distance.

Classes IPC  ?

• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• B29C 48/345 - Filières d’extrusion comprenant au moins deux orifices disposés de manière adjacente, pour extrusion simultanée de fils multiples, p. ex. pour faire des boulettes
• B29C 48/355 - Transporteurs pour les objets extrudés

Abrégé

A polycarbonate resin composition characterized by containing 0.001-0.3 mass parts of a specific triaryl phosphate (C) represented by general formula (1) and 0.001-0.3 mass parts of a compound (D) having a phenolic structure per 100 total mass parts of (A) and (B) that contain 55-90 mass% of a polycarbonate resin (A) having a viscosity average molecular weight of 17,500-30,000 and 10-45 mass% of a graft copolymer (B) containing an aromatic vinyl monomer component (b1), a vinyl cyanide monomer component (b2), and a diene rubber polymer component (b3), and by the compound (D) having a phenolic structure containing at least one of 4-t-butylphenol, 2,4-di-t-butylphenol, 4-α-cumylphenol, and bisphenol A.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/13 - PhénolsPhénolates
• C08K 5/523 - Esters des acides phosphoriques, p. ex. de H3PO4 avec des composés hydroxyaryliques
• C08K 5/526 - Esters des acides phosphoreux, p. ex. de H3PO3 avec des composés hydroxyaryliques
• C08L 55/02 - Polymères ABS [Acrylonitrile-Butadiène-Styrène]

Abrégé

This fibrous filler stirring/supplying device enables uniform and stable conveyance using a screw, even for fibrous fillers that spread readily, have low bulk density, and aggregate readily into cotton-like formations.　The fibrous filler stirring/supplying device feeds fibrous filler from a hopper accommodating the fibrous filler to a discharge section, and is characterized by: comprising a connection tank between the hopper and the discharge section; being provided with, in the connection tank, a shaft that rotates about a rotation axis, and stirring blades for stirring the fibrous filler, the blades being attached at the tips of the shaft so as to rotate along the inner periphery of the connection tank; and the stirring blades being inclined inward at an angle Θ of 10° to 70° with respect to the rotational direction of the stirring blades.

Classes IPC  ?

• B29B 7/90 - Charges ou agents de renforcements
• B01F 23/57 - Mélange de liquides à haute viscosité avec des solides
• B01F 27/112 - Agitateurs caractérisés par la configuration des agitateurs avec des bras, des pales ou des lames
• B01F 27/1123 - Agitateurs caractérisés par la configuration des agitateurs avec des bras, des pales ou des lames en forme de faucille, c.-à-d. incurvée dans au moins une direction
• B01F 27/61 - Mélangeurs à agitateurs tournant dans des récipients fixesPétrins avec des agitateurs tournant autour d'un axe horizontal ou incliné autour d'un axe incliné
• B01F 27/70 - Mélangeurs à agitateurs tournant dans des récipients fixesPétrins avec des agitateurs tournant autour d'un axe horizontal ou incliné avec des palettes, des lames ou des bras
• B01F 35/213 - Mesure des propriétés des mélanges, p. ex. de la température, de la densité ou de la couleur
• B01F 35/71 - Mécanismes d'alimentation
• B01F 35/75 - Mécanismes d’évacuation
• B01J 4/00 - Dispositifs d'alimentationDispositifs de commande d'alimentation ou d'évacuation
• B29B 7/14 - MélangeMalaxage discontinu, avec dispositifs mécaniques de mélange ou de malaxage, c.-à-d. de type travaillant par charges avec dispositifs de mélange ou de malaxage mobiles rotatifs avec un seul arbre à vis ou à vis sans fin
• B29B 7/24 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires pour alimentation
• B29B 7/60 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires pour alimentation, p. ex. pièces de guidage pour la matière à traiter

Abrégé

Provided is a polycarbonate resin composition characterized by containing, with respect to 100 parts by mass of a polycarbonate resin (A): 0.01-15 parts by mass of a flame retardant (B); 1-15 parts by mass of a diene rubber graft copolymer (C); and 0.01-1 part by mass of a fluoropolymer (D), wherein the diene rubber graft copolymer (C) has a total amount of phosphorus of at least 1,000 ppm and a total amount of calcium of at least 300 ppm as measured by X-ray fluorescence analysis.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/42 - Acides sulfoniquesLeurs dérivés
• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs

Abrégé

To provide a resin composition having high relative permittivity, while keeping low loss tangent, and excellent mechanical strength; a molded article; and a method for manufacturing a plated molded article. A resin composition comprising: per 100 parts by mass of a thermoplastic resin, 0.3 to 10 parts by mass an acid-modified polymer; 5 to 150 parts by mass of a laser direct structuring additive; and 10 to 150 parts by mass of a reinforcing fiber, the laser direct structuring additive being a compound being a conductive oxide having a resistivity of 5×103 Ω·cm or smaller, and containing at least one type selected from a Group n (n represents an integer of 3 to 16) metal in the periodic table and a Group n+1 metal, or, calcium copper titanate.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 7/14 - Verre
• C08K 3/22 - OxydesHydroxydes de métaux
• C23C 18/16 - Revêtement chimique par décomposition soit de composés liquides, soit de solutions des composés constituant le revêtement, ne laissant pas de produits de réaction du matériau de la surface dans le revêtementDépôt par contact par réduction ou par substitution, p. ex. dépôt sans courant électrique
• C23C 18/31 - Revêtement avec des métaux
• C08L 67/03 - Les acides dicarboxyliques et les composés dihydroxylés ayant les groupes hydroxy et carboxyliques liés directement à des cycles aromatiques
• C08K 5/00 - Emploi d'ingrédients organiques

Abrégé

Provided are a resin composition excellent in terms of flame retardancy and heat resistance and a molded article. The resin composition comprises 100 parts by mass of the sum of 90-100 mass% poly(phenylene ether) resin (a) and 0-10 mass% styrene-based resin (b), 15-20 parts by mass of a flame retardant (c), 1.5-4.0 parts by mass of a phosphorous acid ester (d), and 10-100 parts by mass of an inorganic filler (e), wherein the sum of the poly(phenylene ether) resin (a) and the styrene-based resin (b) accounts for 90 mass% or more of all resin components contained in the resin composition.

Classes IPC  ?

• C08L 71/12 - Oxydes de polyphénylène
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 5/49 - Composés contenant du phosphore
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3
• C08L 25/04 - Homopolymères ou copolymères du styrène

Abrégé

Provided is a resin composition including: 5.0-20.0 parts by mass, relative to 100 parts by mass of a polycarbonate resin (A), of particles (B) having titanium oxide as a main ingredient; a polyolefin wax (C); and a metal salt of an aromatic sulfonic acid (D). If the polyolefin wax (C) is a polyolefin wax (C-1) having an acid value of less than 0.5 mgKOH/g, the content of the polyolefin wax (C-1) is 0.001-1.5 parts by mass, and the content of the metal salt of the aromatic sulfonic acid (D) is 0.01-1.5 parts by mass, and if the polyolefin wax (C) is a polyolefin wax (C-2) having an acid value of 0.5-150 mgKOH/g, the content of the polyolefin wax (C-2) is 0.001-1.5 parts by mass, and 0.2-1.5 parts by mass of the alkali metal salt of the aromatic sulfonic acid (D) are included. Further provided are a pellet, and a molded article.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/22 - OxydesHydroxydes de métaux
• C08K 5/42 - Acides sulfoniquesLeurs dérivés
• C08L 23/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères
• C08L 23/26 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique

Abrégé

The present invention addresses the problem of providing a novel impact modifier for a polyacetal resin, capable of providing a polyacetal resin composition having low VOC emission. The modifier for a polyacetal resin contains a rubber-containing graft copolymer (A) having a specific configuration and a polymer compound (B) having a glycidyl group, the content of the element chlorine and the content of the element potassium in the modifier are within a specific range, and the pH of a mixture of the modifier and pure water is within a specific range.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08F 265/06 - Polymérisation d'esters acryliques ou méthacryliques sur des polymères de ces esters
• C08J 3/16 - Pulvérisation ou granulation par coagulation de dispersions
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy

Abrégé

Provided are a polycarbonate resin composition having a low relative permittivity and a low dielectric loss tangent and excellent in terms of heat resistance, impact resistance, toughness, and rigidity and a member for an antenna. The polycarbonate resin composition comprises 100 parts by mass of a polycarbonate resin (A), 30-120 parts by mass of a polystyrene resin (B), and 3-50 parts by mass of an elastomer (C) and is characterized in that the ratio of the melt viscosity at 260°C and 1,216 sec-1 of the polycarbonate resin (A) to that of the polystyrene resin (B), ƞA/ƞB, is in the range of 4.5-12.5.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
• C08L 21/00 - Compositions contenant des caoutchoucs non spécifiés
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 53/00 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères
• H01Q 1/42 - Enveloppes non intimement mécaniquement associées avec les éléments rayonnants, p. ex. radome

Abrégé

A polycarbonate resin composition characterized by containing, per 100 parts by mass of a polycarbonate resin (A), 0.001-0.3 parts by mass of a specific triaryl phosphate (B) represented by a specific formula (1) and 0.0012-0.12 parts by mass of a compound (C) having a phenol structure, and characterized in that the compound (C) having a phenol structure contains a specific amount of at least one selected from 2,4-di-tert-butylphenol, 2,2-bis(4-hydroxyphenyl)propane, cumyl phenol, and 4-tert-butylphenol.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/13 - PhénolsPhénolates
• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08L 71/02 - Oxydes des polyalkylènes

Abrégé

Provided are: a resin composition that generates a small amount of gas when treated with heat and that has a high weld strength; and a shaped article formed from the resin composition. The resin composition contains a polybutylene terephthalate resin and a polystyrene-based resin having a weight‐average molecular weight (Mw) of 2.00×105 or more and a molecular weight distribution (Mw/Mn) of 3.20 or more. The polystyrene-based resin includes elemental iron at a proportion of 0.1-160.0 ppm by mass relative to 100 parts by mass of the polystyrene-based resin.

Classes IPC  ?

• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés

Abrégé

Tc1Tc1Tc1-2nd) when raising the temperature in the second cycle, is less than 3 J/g.

Classes IPC  ?

• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 7/04 - Fibres ou "whiskers" inorganiques

Abrégé

Tc1Tc1Tc1-2nd) is less than 3 J/g when the procedure is carried out. The content of the inorganic filler in the resin composition is 40 mass% or more.

Classes IPC  ?

• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/04 - Carbone
• C08K 7/04 - Fibres ou "whiskers" inorganiques

Abrégé

Provided are: a novel resin composition comprising a poly(ethylene terephthalate) resin and a poly(butylene terephthalate) resin; and a resin composition, a molded article, a composite, and a metal/resin composite which have been formed from the resin composition. The novel resin composition contains an inorganic filler with respect to 100 parts by mass of the sum of the poly(butylene terephthalate) resin and the poly(ethylene terephthalate) resin, and the mass ratio of the poly(butylene terephthalate) resin to the poly(ethylene terephthalate) resin, in 100 parts by mass of the sum of the poly(butylene terephthalate) resin and the poly(ethylene terephthalate) resin, is 10/90 to 90/10, the poly(ethylene terephthalate) resin containing iron element in an amount of 1.0-100 μg/g.

Classes IPC  ?

• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/04 - Carbone
• C08K 3/08 - Métaux
• C08K 7/04 - Fibres ou "whiskers" inorganiques
• C08K 7/18 - Sphères pleines inorganiques

Abrégé

The problem to be solved by the present invention is to provide: a multi-layered body having high bending strength and excellent processability; and a method for producing a multi-layered body.　The multi-layered body according to the present invention comprises a metal plate (1) and a prepreg (2) that directly or indirectly comes into contact with the metal plate (1) in the direction of the surface of the metal plate (1), in which, in the prepreg (2), continuous reinforcing fibers drawn in one direction are impregnated with a polyamide resin and the continuous reinforcing fibers are contained in an amount of 5 to 300 parts by mass relative to 100 parts by mass of the polyamide resin, and in which the tensile strength of the metal plate is 300 MPa to 1400 MPa inclusive when measured in accordance with JIS Z2241.

Classes IPC  ?

• B32B 15/08 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique
• B32B 15/088 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique comprenant des polyamides

Abrégé

This resin composition obtained using a crystalline thermoplastic resin and regenerated carbon fibers, ensures sufficient mechanical strength and exhibits excellent productivity and flame resistance. A molded article and pellets formed from the resin composition contain 100 parts by mass of the provided thermoplastic resin, 5-50 parts by mass of regenerated carbon fibers, and 5-60 parts by mass of flame retardant. The regenerated carbon fibers are a baked product of a composite material comprising resin and carbon fibers, and contain a resin-derived residue that comprises at least 10 mass% of the regenerated fibers.

Classes IPC  ?

• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08K 3/11 - Composés contenant des métaux des groupes 4 à 10 ou des groupes 14 à 16 du tableau périodique
• C08K 5/1515 - Cycles à trois chaînons
• C08K 7/06 - Éléments
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés

Abrégé

Provided is a method for producing flame retardant polycarbonate resin composition pellets using a twin screw extruder, the flame retardant polycarbonate resin composition pellets containing: 30-85 mass% of resin pellets (A) in which a polycarbonate resin having a Mw/Mn ratio of 2.7-3.4 is contained at a quantity of more than 40 mass% in the pellets; not less than 5 mass% and less than 25 mass% of a phosphorus-based flame retardant (B); 0.1-1.0 mass% of polytetrafluoroethylene (C); 0-50 mass% of polycarbonate resin flakes (D); 0-30 mass% of a styrene-based copolymer resin (E); and 0-15 mass% of another additive (F) other than components (B) and (C). In the production method, the components (A) to (F) are kneaded using the twin screw extruder having a screw configuration with a kneading unit that is obtained by combining two or more kinds selected from an R kneading disc, an N kneading disc, an L kneading disc, an L screw, a sealing ring, a mixing screw and a rotor screw. The components are kneaded at a screw rotation speed of 370-830 rpm, with a torque density applied to a screw shaft being 6.0-16.0 Nm/cm3, extruded as a strand from the extruder and then cut.

Classes IPC  ?

• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• B29B 9/12 - Fabrication de granulés caractérisés par la structure ou la composition
• C08J 3/12 - Pulvérisation ou granulation
• C08L 27/18 - Homopolymères ou copolymères du tétrafluoro-éthylène
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• B29B 7/48 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre à dispositifs à engrènement, p. ex. à vis qui s'engrènent
• B29C 48/40 - Moyens pour plastifier ou homogénéiser la matière à mouler ou pour la forcer dans la filière ou la matrice utilisant des vis entourées par un fourreau coopérant, p. ex. des extrudeuses à vis simple utilisant au moins deux vis parallèles, p. ex. extrudeuses à vis doubles
• B29C 48/505 - Vis

Abrégé

Provided are: pellets that make it possible to provide a molded product that contains a polycarbonate resin and recycled carbon fibers, that has a mechanical strength close to the case in which the same quantity of virgin carbon fibers are contained therein, and that exhibits excellent flame resistance; a molded product; and a pellet manufacturing method. The pellets are formed from a composition containing 5-65 parts by mass of the recycled carbon fibers, which are the heated product of a carbon fiber-reinforced resin, and 0.05-25 parts by mass of a non-metallic salt-based flame retardant per 100 parts by mass of the polycarbonate resin, which has a terminal hydroxyl group content of 150-800 ppm.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• B29C 70/40 - Façonnage ou imprégnation par compression
• C08J 5/06 - Renforcement des composés macromoléculaires avec des matériaux fibreux en vrac ou en nappes utilisant des matériaux fibreux prétraités
• C08K 3/04 - Carbone
• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08K 7/06 - Éléments

Abrégé

Provided are: pellets capable of providing a molded article which comprises a polycarbonate resin and recycled carbon fibers and which has mechanical strength close to that of molded articles containing virgin carbon fibers in the same amount and has excellent flame retardancy; the molded article; and a method for producing the pellets. The pellets are ones formed from a composition comprising 100 parts by mass of a polycarbonate resin, 5-65 parts by mass of recycled carbon fibers obtained by heating a carbon-fiber-reinforced resin, and 0.01-0.30 parts by mass of a metal salt flame retardant.

Classes IPC  ?

• C08J 3/12 - Pulvérisation ou granulation
• B29B 9/14 - Renforcement par des fibres
• C08K 3/04 - Carbone
• C08K 5/42 - Acides sulfoniquesLeurs dérivés
• C08K 7/06 - Éléments
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A method for producing a polycarbonate resin composition pellet with a twin screw extruder, the polycarbonate resin composition pellet has 30 to 95 mass % of a resin pellet (A) containing more than 40 mass % of a polycarbonate resin in the pellet; not less than 5 mass % and less than 40 mass % of a phosphate ester flame retardant (B) that is a liquid at room temperature; 0 to 50 mass % of polycarbonate resin flake (C); 0 to 30 mass % of an ABS resin (D); and 0 to 15 mass % of an additive (E) other than component (B). The method includes feeding components (A), (C), (D) and (E) in a twin screw extruder and kneading with a first kneading zone; feeding component (B) to a downstream part in the first kneading zone and kneading with a second kneading zone; and decompressing a vent in the downstream part in the second kneading zone.

Classes IPC  ?

• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• B29C 48/405 - Vis corotatives s’engrenant
• B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
• C08G 64/00 - Composés macromoléculaires obtenus par des réactions créant une liaison ester carbonique dans la chaîne principale de la macromolécule
• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08L 55/02 - Polymères ABS [Acrylonitrile-Butadiène-Styrène]

Abrégé

This polycarbonate resin composition contains 0.001-0.3 parts by mass of an aryl phosphine oxide (B) and 0.0012-0.03 parts by mass of a compound (C1) having a phenolic structure, with respect to 100 parts by mass of a polycarbonate resin (A), wherein the compound (C1) having a phenolic structure is at least one selected from bisphenol A, 4-tert-butylphenol, cumylphenol, and phenol, and the content of the compound (C1) having a phenolic structure is 0.002-0.03 parts by mass in the case of bisphenol A, 0.0012-0.01 parts by mass in the case of 4-tert-butylphenol, 0.0012-0.01 parts by mass in the case of cumylphenol, and 0.0012-0.01 parts by mass in the case of phenol.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08J 5/00 - Fabrication d'objets ou de matériaux façonnés contenant des substances macromoléculaires
• C08K 5/13 - PhénolsPhénolates
• C08K 5/1515 - Cycles à trois chaînons
• C08K 5/50 - Phosphore lié uniquement au carbone
• C08K 5/51 - Phosphore lié à l'oxygène
• C08K 5/53 - Phosphore lié à l'oxygène lié uniquement à l'oxygène et au carbone

Abrégé

The present invention provides: thermoplastic resin composition pellets which are characterized by containing 30 to 100 parts by mass of (A) a polybutylene terephthalate resin that has an intrinsic viscosity of 0.3 to 1.3 dl/g and 0 to 70 parts by mass of (B) a polystyrene or a rubber-reinforced polystyrene resin, and also containing 0.5 to 20 parts by mass of (C) thermally expandable microspherical particles that have a maximum expansion temperature within the range of 250 to 320°C and an average particle diameter within the range of 10 to 50 µm relative to a total of 100 parts by mass of the components (A) and (B); and a method for producing the thermoplastic resin composition pellets.

Classes IPC  ?

• C08J 9/32 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement à partir de compositions contenant des microbilles, p. ex. mousses syntactiques
• C08J 3/215 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en présence d'une phase liquide le polymère étant prémélangé avec une phase liquide au moins un additif étant également prémélangé avec une phase liquide
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 7/22 - Particules expansibles, poreuses ou creuses
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 33/08 - Homopolymères ou copolymères des esters de l'acide acrylique
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

Provided are: a resin composition from which a molded article having excellent slidability is obtained and which has excellent moldability; a molded article; and a method for producing a resin composition. This resin composition comprises, with respect to 100 parts by mass of (A) a polyacetal resin, 0.1-30.0 parts by mass of (B) an olefin polymer, 0.1-30.0 parts by mass of (C) a silicone oil having a kinematic viscosity of 1,000-55,000 cSt at 25°C, and 0.1-15.0 parts by mass of (D) a hydrocarbon wax, wherein (B)/(C), which is the mass ratio of the (B) olefin polymer to the (C) silicone oil, is at most 2.00.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08J 3/215 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en présence d'une phase liquide le polymère étant prémélangé avec une phase liquide au moins un additif étant également prémélangé avec une phase liquide
• C08L 23/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères
• C08L 83/04 - Polysiloxanes
• C08L 91/06 - Cires

Abrégé

Provided are: a resin composition having excellent fire-resistance and moldability; and a molded article formed from the resin composition. This resin composition contains a polycarbonate resin, and an alkali metal salt and/or an alkaline earth metal salt of a fluoromethane sulfonyl imide having a zinc content of 0.1 mass ppm or more.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/08 - Métaux
• C08K 5/43 - Composés contenant du soufre lié à l'azote

Abrégé

Provided is a resin composition capable of providing a molded article having excellent adhesiveness with another member and being molded from a resin composition containing a crystalline thermoplastic resin. Also provided is a molded article molded from the resin composition. This resin composition contains a crystalline thermoplastic resin (A) and an acid-modified polymer (B), wherein: the content of the crystalline thermoplastic resin (A) in the resin composition is more than the content of the acid-modified resin (B) in the resin composition; and the content of acid in the resin composition is 0.5 mass% or more.

Classes IPC  ?

• B32B 27/00 - Produits stratifiés composés essentiellement de résine synthétique
• B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives

Abrégé

A resin composition having low warpage and excellent heat resistance, characterized by: containing, based on 100 total mass parts of (A)-(C), 25-48 mass parts of a polyphenylene sulfide resin (A) having an MVR measured at 295°C under 1.00 kgf load of 60-500 cm3/10 min, an amorphous rubber-reinforced polystyrene or a polystyrene (B) having an MVR measured at 200°C under 5 kgf load of 0.3-16 cm3/10 min and/or a polyphenylene ether resin (C); the total content of (B) and (C) being 52-75 mass parts; and also containing 5-150 mass parts of a fibrous filler (D).

Classes IPC  ?

• C08L 81/02 - Polythio-éthersPolythioéther-polyéthers
• C08G 59/00 - Polycondensats contenant plusieurs groupes époxyde par moléculeMacromolécules obtenues par réaction de polycondensats polyépoxydés avec des composés monofonctionnels à bas poids moléculaireMacromolécules obtenues par polymérisation de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde
• C08J 5/04 - Renforcement des composés macromoléculaires avec des matériaux fibreux en vrac ou en nappes
• C08K 7/02 - Fibres ou "whiskers"
• C08L 25/06 - Polystyrène
• C08L 25/10 - Copolymères du styrène avec des diènes conjugués
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08L 71/12 - Oxydes de polyphénylène
• H01R 13/46 - SoclesBoîtiers

Abrégé

Provided are: a structure obtained by joining two resin members, wherein at least one among the resin members is a resin member having a high electromagnetic wave absorption rate; a structure manufacturing method; and a millimeter wave radar module. This structure has a first member formed of a thermoplastic resin composition A and a second member formed of a thermoplastic resin composition B, wherein: the first member and the second member are at least partially joined; the transmittance of a test piece, obtained by molding the thermoplastic resin composition A so as to have a thickness of 2 mm, at a frequency of 76.5 GHz is at least 70.0%; the transmittance of a test piece, obtained by molding the thermoplastic resin composition B so as to have a thickness of 2 mm, at a frequency of 76.5 GHz is less than 50.0%; and the absorption rate of the test piece, obtained by molding the thermoplastic resin composition B so as to have a thickness of 2 mm, at a frequency of 76.5 GHz is at least 40.0%.

Classes IPC  ?

• B29C 65/08 - Assemblage d'éléments préformésAppareils à cet effet par chauffage, avec ou sans pressage avec des vibrations ultrasonores
• B29C 65/16 - Rayon laser
• B29C 65/48 - Assemblage d'éléments préformésAppareils à cet effet en utilisant des adhésifs
• B29C 65/56 - Assemblage d'éléments préformésAppareils à cet effet en utilisant des moyens mécaniques
• B29C 65/70 - Assemblage d'éléments préformésAppareils à cet effet par moulage
• B29C 65/82 - Test du joint
• H01Q 1/42 - Enveloppes non intimement mécaniquement associées avec les éléments rayonnants, p. ex. radome
• H01Q 17/00 - Dispositifs pour absorber les ondes rayonnées par une antenneCombinaisons de tels dispositifs avec des éléments ou systèmes d'antennes actives
• H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques
• B32B 7/025 - Propriétés électriques ou magnétiques

Abrégé

A polyphenylene ether resin composition according to an embodiment of the present invention contains 2-20 parts by mass of a polypropylene homopolymer (c) and 1-25 parts by mass of an inorganic filling material (d) with respect to 100 parts by mass of a polyphenylene ether-containing resin (A) that contains a polyphenylene ether resin (a), or contains the polyphenylene ether resin (a) and a styrene resin (b).

Classes IPC  ?

• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08L 23/12 - Polypropylène
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 71/12 - Oxydes de polyphénylène
• C08K 3/013 - Charges, pigments ou agents de renforcement

Abrégé

To provide a resin composition capable of effectively suppressing the mechanical strength from degrading even if kept under high temperatures and high humidity, and of suppressing color transfer, as well as a molded article with use of the resin composition, and a method for producing the resin composition. The resin composition contains a polyamide resin and cerium oxide, with a lanthanum content in the resin composition of more than 0 ppm by mass and 40 ppm by mass or less.

Classes IPC  ?

• C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

A powder that is for powder lamination molding and that contains a resin composition, wherein the resin composition contains an aromatic polyester-based resin, and, when a brittle temperature test prescribed in JIS K7216 is performed on the resin composition at a retention time of 3 minutes at a temperature interval of 5°C, a value of the 50%-impact brittle temperature of the resin composition measured in a range from -70°C to 25°C exists in a range of -45°C to 10°C.

Classes IPC  ?

• B29D 29/10 - Courroies de transmission de section transversale trapézoïdale
• B33Y 80/00 - Produits obtenus par fabrication additive
• B29C 64/153 - Procédés de fabrication additive n’utilisant que des matériaux solides utilisant des couches de poudre avec jonction sélective, p. ex. par frittage ou fusion laser sélectif
• B33Y 70/00 - Matériaux spécialement adaptés à la fabrication additive

Abrégé

Provided are a resin composition and a molded body that can be used as a control body for submillimeter waves. Provided is a resin composition that includes a thermoplastic resin and a conductive substance. When the resin composition is molded to 100 mm×100 mm×thickness t mm (the value of t being a value at which the concentration C (mass%) of the conductive substance in the resin composition×the thickness t (mm) is at least 1.2), the Δ absorption, i.e., the difference between the maximum value and the minimum value of the absorption, for frequencies of 28.0–40.0 GHz is no more than 20.0%, and the absorption at a frequency of 28.0 GHz is at least 35.0%.

Classes IPC  ?

• C08J 5/00 - Fabrication d'objets ou de matériaux façonnés contenant des substances macromoléculaires
• C08K 3/04 - Carbone
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques

Abrégé

Provided are: a resin composition capable of providing molded objects having toughness that enables the molded objects to sufficiently withstand heat and load; and a molded object. The resin composition comprises 50.0-80.0 parts by mass of (a) a poly(phenylene ether) resin, 50.0-20.0 parts by mass of (b) a polypropylene resin, the sum of (a) and (b) being 100 parts by mass, and 5.0-30.0 parts by mass of (c) a block copolymer, wherein the block copolymer (c) is a hydrogenated copolymer comprising a vinylaromatic compound block (c1) and an isoprene polymer block (c2), the content of vinylaromatic compound units in the block copolymer (c) being 50 mass% or higher but less than 80 mass%.

Classes IPC  ?

• C08L 23/12 - Polypropylène
• C08L 25/06 - Polystyrène
• C08L 53/02 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères contenant des monomères vinylaromatiques et des diènes conjugués
• C08L 71/12 - Oxydes de polyphénylène
• H01M 50/193 - Matériau organique

Abrégé

Provided are a gasket for nonaqueous-electrolytic-solution batteries which has high heat resistance although including a polypropylene resin, is inexpensive, and is obtained with satisfactory moldability, and a method for producing the gasket.　The gasket comprises, as a main component, a resin obtained by alloying polypropylene and poly(phenylene ether) and is shaped by injection-molding. The method for producing the gasket comprises kneading beforehand polypropylene, poly(phenylene ether), a molding aid, etc. with a twin-screw kneader/extruder, cooling and solidifying a resin composition ejected from the twin-screw kneader/extruder, and injection-molding the resin composition.

Classes IPC  ?

• C08L 23/12 - Polypropylène
• C08L 25/06 - Polystyrène
• C08L 53/02 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères contenant des monomères vinylaromatiques et des diènes conjugués
• C08L 71/12 - Oxydes de polyphénylène
• H01M 50/193 - Matériau organique

Abrégé

Provided are: a resin composition which exhibits excellent laser transmission properties and laser printing properties and which is controlled in terms of transmittance non-uniformity; a molded article, a laser-transmitting resin member, a kit, and a laser-welded article that are obtained using the resin composition; a method for producing a laser-welded article; and a laser marking agent for a resin composition for laser welding. This resin composition for laser marking and laser welding contains 100 parts by mass of a thermoplastic resin, 0.002-10.000 parts by mass of a bismuth compound and a total of 0.1-5.0 parts by mass of two or more types of non-black organic pigment.

Classes IPC  ?

• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• B23K 26/00 - Travail par rayon laser, p. ex. soudage, découpage ou perçage
• B29C 65/16 - Rayon laser
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

This polycarbonate resin composition has a fine hue and excellent transparency and causes extremely less mold contamination and gas generation when being molded. The polycarbonate resin composition is characterized by containing, with respect to 100 parts by mass of a polycarbonate resin (A), 0.01-4 parts by mass of a polyether compound (B) represented by general formula (I).　(I): R1O-(A1mm-X-(A2nn-R2(In the formula, A1represents a linear or branched hydrocarbon group having 2-6 carbon atoms, A2represents a linear or branched hydrocarbon group that has 7-20 carbon atoms and that is optionally substituted by an allyloxy group or an alkoxy group, R1and R2each independently represent a hydrogen atom or a hydrocarbon group having 1-30 carbon atoms, and X represents a single bond or a divalent organic group. m represents an integer of 0 or 1 or more, n represents an integer of 1 or more, and, if m or n equals 2 or more, A1and A2 may be the same hydrocarbon group or may be different hydrocarbon groups.)

Classes IPC  ?

• C08K 5/04 - Composés contenant de l'oxygène
• C08K 5/15 - Composés hétérocycliques comportant de l'oxygène dans le cycle
• C08K 5/1515 - Cycles à trois chaînons
• C08K 5/1525 - Cycles à quatre chaînons
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3
• C08K 5/53 - Phosphore lié à l'oxygène lié uniquement à l'oxygène et au carbone
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 71/02 - Oxydes des polyalkylènes

Abrégé

Provided are: a resin composition that has exceptional hydrolysis resistance and that can be welded and marked by a laser; and a molded article, a laser-transmitting resin member, a kit, a laser welded article, a method for producing a laser welded article, a method for suppressing any decrease in the light transmittance of a resin composition, and an agent for suppressing any decrease in light transmittance in which the resin composition is used. The present invention is a resin composition for laser marking and laser welding, the resin composition including 100 parts by mass of a thermoplastic resin, 0.002-10.000 parts by mass of a bismuth compound, 0.1-5.0 parts by mass of an organic dye, and 0.1-18 parts by mass of an aromatic-ring-containing compound that includes a benzene ring and/or benzo fused ring.

Classes IPC  ?

• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• B23K 26/00 - Travail par rayon laser, p. ex. soudage, découpage ou perçage
• B29C 65/16 - Rayon laser
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

Provided are a resin composition that has a high electromagnetic wave absorption rate, a molded body, an electromagnetic wave absorber, and a method for manufacturing the resin composition. The resin composition contains a thermoplastic resin and carbon nanotubes, and has a dielectric constant of at least 4.50 at a frequency of 76.5 Ghz when molded to a thickness of 2 mm.

Classes IPC  ?

• C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08J 5/18 - Fabrication de bandes ou de feuilles
• C08K 3/04 - Carbone

Abrégé

Provided are a resin composition that has a high electromagnetic wave absorption rate, a molded body, and an electromagnetic wave absorber.　The resin composition contains a thermoplastic resin and a conductive substance, and when the resin composition is cut into a test piece having a thickness of 2mm and the cross-section thereof is observed with a digital microscope, the area ratio of aggregates derived from the conductive substance and having a circle equivalent diameter of at least 30 μm is at most 0.80%.

Classes IPC  ?

• C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
• C08K 7/06 - Éléments
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08J 5/18 - Fabrication de bandes ou de feuilles
• H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
• H01B 5/16 - Conducteurs ou corps conducteurs non isolés caractérisés par la forme comprenant un matériau conducteur incorporé à un matériau isolant ou faiblement conducteur, p. ex. du caoutchouc conducteur
• C08K 3/01 - Emploi de substances inorganiques en tant qu'adjuvants caractérisées par leur fonction
• C08K 3/04 - Carbone
• H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques

Abrégé

Provided is a method for producing, via a twin screw extruder, a fiber-reinforced polybutylene terephthalate resin composition comprising (A) 40-90 mass% polybutylene terephthalate resin, (B) 10-60 mass% reinforcing fibers, and (C) 0-35 mass% of other polymers or additives, said method being characterized by comprising a first step for using, as a raw material for (A), polybutylene terephthalate resin pellets having an average weight of 16-29 mg and kneading (A) and (C) with a first kneading part, a second step for adding (B) at a part downstream of the first kneading part and performing kneading with a second kneading part; and a third step for reducing pressure of a vent at a part downstream of the second kneading part and performing devolatilization, wherein the first kneading part comprises a configuration having a length of 5.0-9.0 D and comprising a specific screw configuration, the second kneading part comprises a specific screw configuration, and the production is carried out with a screw shaft torque density of 11.5-19 Nm/cm3.

Classes IPC  ?

• B29B 7/48 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre à dispositifs à engrènement, p. ex. à vis qui s'engrènent
• B29B 7/72 - Mesure, commande ou régulation
• B29B 7/90 - Charges ou agents de renforcements
• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• C08J 3/20 - Formation de mélanges de polymères avec des additifs, p. ex. coloration

Abrégé

Provided are a resin composition and molded article having excellent slidability, high tensile fracture nominal strain, and excellent heat aging resistance. This resin composition includes, with respect to 100 parts by mass of polyacetal resin (A), 0.1-50 parts by mass of an acid-modified olefin polymer (B) having an acid value of 1.0-30.0 mgKOH/g, and 0.01-5 parts by mass of a compound (C) containing two or more primary amino groups and/or secondary amino groups in total, said compound being selected from a dihydrazone compound, dihydrazide compound, urea compound, and melamine compounds. The ratio (B)/(C) of the acid-modified olefin polymer (B) to the amino group-containing compound (C) is 20-200.

Classes IPC  ?

• F16C 33/20 - Surface de glissement principalement constituée de matériaux plastiques
• C08K 5/21 - UréeSes dérivés, p. ex. biuret
• C08K 5/24 - Dérivés de l'hydrazine
• C08K 5/30 - HydrazonesSemicarbazones
• C08K 5/3492 - Triazines
• C08L 23/26 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique
• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals

Abrégé

The present invention addresses the problem of providing: a PC resin composition which has excellent impact resistance, transparency and weather resistance, and from which a PC resin alloy that can be used in a coating-less manner can be produced; and a molded product produced from the PC resin composition. This polycarbonate resin composition contains a polycarbonate resin (A) and a styrene-based resin (B) containing no butadiene. In the polycarbonate resin composition, the content of the styrene-based resin (B) containing no butadiene is 20 parts by mass to 70 parts by mass with respect to 100 parts by mass of the polycarbonate resin (A), and the following conditions (1) to (3) are satisfied: (1) the notched Charpy value is 70 kJ/m2 or higher as measured in accordance with the ISO179 standard using a 4.0 mm-thick test piece prepared from the polycarbonate resin composition based on the same standard; (2) the critical normal force is 8.0 N or higher as measured in accordance with the ISO19252 standard using a test piece prepared from the polycarbonate resin composition based on the ISO3167 (Type A1) standard; and (3) the L* value is 40 or less as measured in accordance with the JIS K7105-1 standard using a 4.0 mm-thick test piece prepared from the polycarbonate based on the ISO tensile test standard.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A polycarbonate resin composition, which has favorable balance, excellent chemical resistance, flame retardancy, impact resistance, heat resistance and moist heat resistance. A polycarbonate resin composition, including 1 to 60 parts by mass of a liquid crystal polyester (B) containing a repeating unit represented by specific formulae (I) to (IV), 0.01 to 0.5 parts by mass of an organic metal salt flame retardant (C) and 0.05 to 1 parts by mass of a fluorinated resin (D) relative to 100 parts by mass of a polycarbonate resin (A), and having a notched Charpy impact strength of 15.5 kJ/m2 or more, as measured at 23° C. in accordance with ISO 179 by using an ISO dumbbell having a thickness of 3 mm.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

Provided is a birefringence reducer that is an additive for reducing birefringence of resin, and comprises an organosiloxane compound having an aromatic group.

Classes IPC  ?

• G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
• C08K 5/5419 - Composés contenant du silicium contenant de l'oxygène contenant au moins une liaison Si—O contenant au moins une liaison Si—C
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• G02B 3/00 - Lentilles simples ou composées

Abrégé

Provided is a resin composition obtained using a thermoplastic resin and regenerated carbon fibers, the resin composition exhibiting improved mechanical strength and excellent productivity. The present invention also provides: a pellet and molded article formed from the resin composition; and a method for producing the resin composition. Relative to 100 parts by mass of a thermoplastic resin, this resin composition contains 10-70 parts by mass of regenerated carbon fibers and 0.1-15 parts by mass of a functional group-containing compound. The regenerated carbon fibers: are obtained by firing a composite material of an epoxy resin and carbon fibers; and contain 5 mass% or more of a residue derived from the epoxy resin. When the resin composition is formed into an ISO multipurpose test piece having a thickness of 4 mm, the maximum bending strength thereof is 130 MPa or more.

Classes IPC  ?

• C08K 7/04 - Fibres ou "whiskers" inorganiques
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy

Abrégé

The present invention relates to a resin metal composite body which has a configuration wherein a metal member (X) and a resin member (Y) that is formed of a thermoplastic resin composition (A) that is mainly composed of a thermoplastic resin are bonded to each other, and which has excellent bonding strength. More specifically, the present invention provides a resin metal composite body which has a configuration wherein a surface of the metal member (X), said surface having recesses and projections, and the resin member (Y) are bonded to each other, and which is characterized in that: the thermoplastic resin composition (A) contains a thermoplastic resin and a fibrous reinforcing filler; and the relational expression (1) described below is satisfied.　(1): Ra/(Fd × Wr) ≥ 0.5 (In the relational expression (1), Ra represents the arithmetic mean roughness (μm) of the surface of the metal member (X) as determined in accordance with JIS B 0601 (2001); Fd represents the average fiber diameter (μm) of the fibrous reinforcing filler; and Wr represents the value of (amount of fibrous reinforcing filler (parts by mass) in thermoplastic resin composition (A))/(total amount of all constituent components (parts by mass) in thermoplastic resin composition (A)).)

Classes IPC  ?

• B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
• B29C 70/12 - Façonnage de matières composites, c.-à-d. de matières plastiques comprenant des renforcements, des matières de remplissage ou des parties préformées, p. ex. des inserts comprenant uniquement des renforcements, p. ex. matières plastiques auto-renforçantes des renforcements fibreux uniquement caractérisées par la structure des renforcements fibreux utilisant des fibres courtes, p. ex. sous forme d'un mat
• B32B 15/09 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique comprenant des polyesters
• H05K 5/02 - Enveloppes, coffrets ou tiroirs pour appareils électriques Détails
• B29K 67/00 - Utilisation de polyesters comme matière de moulage
• B29K 705/00 - Utilisation de métaux, leurs alliages ou leurs composés pour des pièces préformées, p. ex. pour des inserts

Abrégé

Provided are: a resin composition that can be thinly molded and that is superior in terms of light blocking properties; and a molded body employing the resin composition. The present invention provides a resin composition: that contains carbon black and a dispersant at, in total, a proportion greater than 2.0 parts by mass and equal to or less than 10.0 parts by mass with respect to 100 parts by mass of a polyacetal resin; and in which the proportion of the carbon black with respect to the total quantity of the carbon black and the dispersant is greater than 60 mass% and less than 100 mass%, wherein the melt volume rate of the resin composition measured under the conditions of 190°C and a load of 2.16 kg-weight is greater than 50 cm3/10 min and less than 100 cm3/10 min.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08K 3/04 - Carbone

Abrégé

Provided is a resin composition that is used as a laser-transmitting resin member during laser welding and that is capable of laser marking. Also provided are a molded article using the aforementioned resin composition, use of a resin composition, a kit, a laser welded article, and a method for manufacturing a laser welded article. The present invention provides a a resin composition that is used as a laser-transmitting resin member during laser welding and that is capable of laser marking, said resin composition containing 5-100 parts by mass of a butadiene rubber-containing polystyrene and 0.01-5 parts by mass of an infrared transmitting colorant with respect to 100 parts by mass of a thermoplastic polyester resin.

Classes IPC  ?

• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• B29C 65/16 - Rayon laser

Abrégé

Provided are: a resin composition having excellent transparency and mechanical strength; a molded article; and a molded article with a hard coat layer. The resin composition includes 5-100 parts by mass of a glass filler with respect to 100 parts by mass of a resin component. The resin component includes: 40-85 parts by mass of a polycarbonate resin that contains a structural unit represented by formula (1); and 15-60 parts by mass of a thermoplastic resin other than the polycarbonate resin. The absolute value of the difference between the refractive index of the resin component and the refractive index of the glass filler is 0.0042 or less. The dynamic friction coefficient, according to ISO 19252, of the resin component is 0.40 or less. In formula (1), R1 represents a methyl group.

Classes IPC  ?

• C08K 7/14 - Verre
• C08L 33/06 - Homopolymères ou copolymères des esters d'esters ne contenant que du carbone, de l'hydrogène et de l'oxygène, l'oxygène, faisant uniquement partie du radical carboxyle
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

To provide a resin composition that contains a glass fiber, but having reduced warpage of a formed article and high transmittance; as well as a formed article, a kit, and a method for manufacturing a formed article using the same. The polyamide resin composition contains a polyamide resin, a glass fiber, a light-transmitting dye, and muscovite.

Classes IPC  ?

• C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
• C08L 77/06 - Polyamides dérivés des polyamines et des acides polycarboxyliques
• C08K 13/04 - Ingrédients caractérisés par leur forme et ingrédients organiques ou inorganiques

Abrégé

Provided are: a resin composition in which the differences in laser transmittance of a molded article caused by different die temperatures during molding of the resin composition are small; a kit; a molded article; and a molded article manufacturing method. This resin composition includes a polyamide resin, a crystal nucleating agent, and a light-transmitting pigment, and the content of the crystal nucleating agent is more than 5 parts by mass and less than or equal to 20 parts by mass with respect to 100 parts by mass of the polyamide resin.

Classes IPC  ?

• C08L 77/06 - Polyamides dérivés des polyamines et des acides polycarboxyliques

Abrégé

5050 in the range of 20-80 μm, and when the powder is treated for 1 hour at a temperature lower, by 25℃, than a melting point of the polybutylene terephthalate-based resin measured using differential scanning calorimetry, the shear stress of the powder is 0.30 N/cm2 or less.

Classes IPC  ?

• C08K 5/5313 - Composés phosphiniques, p. ex. R2=P(:O)OR'
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• B29C 64/153 - Procédés de fabrication additive n’utilisant que des matériaux solides utilisant des couches de poudre avec jonction sélective, p. ex. par frittage ou fusion laser sélectif
• C08G 63/183 - Acides téréphtaliques
• B33Y 70/00 - Matériaux spécialement adaptés à la fabrication additive

Abrégé

A thermoplastic polyester resin composition characterized by comprising 100 parts by mass of a thermoplastic polyester resin (A) having an intrinsic viscosity of 0.60 dl/g or higher but lower than 0.85 dl/g, 5-30 parts by mass of a maleic-anhydride-modified olefin polymer (B), 0.2-4.5 parts by mass of a hydrolysis inhibitor (C), and 10-80 parts by mass of a reinforcing filler (D) and by either containing no thermoplastic resin (E) which has a water absorption, as determined by the ISO 62A method, of 0.28 mass% or greater or containing the thermoplastic resin (E) in an amount less than 9 parts by mass per 100 parts by mass of the thermoplastic polyester resin (A).

Classes IPC  ?

• C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
• C08K 7/14 - Verre
• C08L 23/26 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique
• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/04 - Carbone

Abrégé

Provided are: a resin composition which keeps the dielectric loss tangent thereof at a low level and has a high dielectric constant and excellent mechanical strength; and methods respectively for manufacturing a molded article and a plated molded article. The resin composition comprises 100 parts by mass of a thermoplastic resin, 0.3 to 10 parts by mass of an acid-modified polymer, 5 to 150 parts by mass of a laser direct structuring additive, and 10 to 150 parts by mass of reinforcing fibers, in which the laser direct structuring additive comprises at least one component selected from calcium copper titanate and an electrically conductive oxide that has a resistivity of 5×103 Ω·cm or less and is a compound containing a metal belonging to Group n (wherein n represents an integer of 3 to 16) on the periodic table and a metal belonging to Group n+1 on the periodic table.

Classes IPC  ?

• C08K 7/02 - Fibres ou "whiskers"
• C08K 7/14 - Verre
• C08L 21/00 - Compositions contenant des caoutchoucs non spécifiés
• C08L 23/26 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08K 3/105 - Composés contenant des métaux des groupes 1 à 3 ou des groupes 11 à 13 du tableau périodique
• C08K 3/11 - Composés contenant des métaux des groupes 4 à 10 ou des groupes 14 à 16 du tableau périodique
• C08K 3/18 - Composés contenant de l'oxygène, p. ex. métaux-carbonyles
• C23C 18/20 - Pré-traitement du matériau à revêtir de surfaces organiques, p. ex. de résines
• C23C 18/31 - Revêtement avec des métaux
• H01Q 1/38 - Forme structurale pour éléments rayonnants, p. ex. cône, spirale, parapluie formés par une couche conductrice sur un support isolant
• H05K 1/03 - Emploi de matériaux pour réaliser le substrat
• H05K 3/00 - Appareils ou procédés pour la fabrication de circuits imprimés
• H05K 3/18 - Appareils ou procédés pour la fabrication de circuits imprimés dans lesquels le matériau conducteur est appliqué au support isolant de manière à former le parcours conducteur recherché utilisant la technique de la précipitation pour appliquer le matériau conducteur

Abrégé

Provided is powder for a powder laminate molding method, the powder containing polybutylene terephthalate, satisfying formula (1) in the following chargeability test, having high coating and molding performance, and being capable of obtaining a molded article of a good appearance, a high strength, etc. (1): |Voltage after drum rotation - initial voltage|≤100. 50-150 g of the powder is measured, and the initial voltage and voltage after drum rotation of the powder are measured by a rotary drum powder fluidity measurement device. Conditions for the drum rotation include rotation at 1 rpm for 2 minutes, and the unit of the voltages is V.

Classes IPC  ?

• B33Y 10/00 - Procédés de fabrication additive
• B33Y 80/00 - Produits obtenus par fabrication additive
• B29C 64/153 - Procédés de fabrication additive n’utilisant que des matériaux solides utilisant des couches de poudre avec jonction sélective, p. ex. par frittage ou fusion laser sélectif
• B29C 64/165 - Procédés de fabrication additive utilisant une combinaison de matériaux solides et liquides, p. ex. une poudre avec liaison sélective par liant liquide, catalyseur, inhibiteur ou absorbeur d’énergie
• B33Y 70/10 - Composites de différents types de matériaux, p. ex. mélanges de céramiques et de polymères ou mélanges de métaux et de biomatériaux

Abrégé

Provided is a method for producing a polycarbonate resin composition pellet with a twin-screw extruder, the polycarbonate resin composition pellet comprising: 30-95 mass% of (A) a resin pellet including more than 40 mass% of a polycarbonate resin in the pellet; 5-40 (exclusive of 40) mass% (B) a phosphate ester flame retardant that is liquid at room temperature; 0-50 mass% of (C) polycarbonate resin flakes; 0-30 mass% of (D) an ABS resin; and 0-15 mass% of (E) an additive other than (B). The method is characterized by including a first step for putting (A), (C), (D), and (E) into a twin-screw extruder and kneading with a first kneading unit, a second step for adding (B) to a downstream part in the first kneading unit and kneading with a second kneading unit, and a third step for decompressing a vent in the downstream part in the second kneading unit to devolatilize and extrude, wherein the first kneading unit has a specific screw configuration in which the length thereof is 2.4-6.0 D, and the second kneading unit has a specific screw configuration in which the length thereof is 1.3-4.0 D.

Classes IPC  ?

• B29B 9/06 - Fabrication de granulés par division de matière préformée sous forme de filaments, p. ex. combinée avec l'extrusion
• B29B 7/94 - Charges liquides

Abrégé

Provided are: a resin composition having a high electromagnetic wave absorption rate and low electromagnetic wave transmittance and reflectance, and exhibiting a small change in reflectance caused by a change in electromagnetic wave frequency; a molded body; and an electromagnetic wave absorber. The resin composition contains 0.1-10.0 parts by mass of carbon nanotubes and 10-100 parts by mass of glass fibers with respect to 100 parts by mass of a thermoplastic resin, wherein the mass ratio of carbon nanotubes to glass fibers (carbon nanotubes/glass fibers) is 0.01-0.30.

Classes IPC  ?

• C08K 5/02 - Hydrocarbures halogènes
• C08K 7/06 - Éléments
• C08K 7/14 - Verre
• C08L 23/12 - Polypropylène
• C08L 25/06 - Polystyrène
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 77/00 - Compositions contenant des polyamides obtenus par des réactions créant une liaison amide carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08J 5/04 - Renforcement des composés macromoléculaires avec des matériaux fibreux en vrac ou en nappes
• C08K 3/016 - Agents ignifugeants
• H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques

Abrégé

Provided is a resin composition for an electromagnetic wave absorber having a high electromagnetic wave absorption rate as well as low electromagnetic wave transmittance and reflectance rates, wherein the difference in reflectance rates due to different electromagnetic wave frequencies is small, and also provided is an electromagnetic wave absorber. The resin composition contains 0.1-10.0 parts by mass of an electromagnetic wave absorption material per 100 parts by mass of a thermoplastic resin, wherein: the absorption rate determined according to formula (A) at a 76.5 GHz frequency is 40.0-100% when the resin composition is molded so as to be 150 mm × 150 mm × 2 mm thick; the difference between the highest value and the lowest value of the reflectance rate determined according to formula (B) at a frequency range of 70-80 GHz is no more than 20.0% when the resin composition is molded so as to be 150 mm × 150 mm × 2 mm thick; and said resin composition is for an electromagnetic wave absorber.

Classes IPC  ?

• H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/016 - Agents ignifugeants
• C08K 3/04 - Carbone
• C08K 5/00 - Emploi d'ingrédients organiques
• C08K 7/04 - Fibres ou "whiskers" inorganiques
• C08K 7/06 - Éléments
• C08K 7/14 - Verre
• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 67/03 - Les acides dicarboxyliques et les composés dihydroxylés ayant les groupes hydroxy et carboxyliques liés directement à des cycles aromatiques
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés

Abrégé

Provided are a permeable resin composition for laser welding having exceptional properties such as mechanical strength and low warpage as well as high light transmittance, a kit, a molded article, and a method for producing a molded article. A permeable resin composition for laser welding that includes 10-120 parts by mass of glass flakes having a thickness of 0.1-2 μm per 100 parts by mass of a crystalline thermoplastic resin, and a light-transmitting dye.

Classes IPC  ?

• C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
• C08K 5/00 - Emploi d'ingrédients organiques
• C08K 7/00 - Emploi d'ingrédients caractérisés par leur forme
• C08L 77/00 - Compositions contenant des polyamides obtenus par des réactions créant une liaison amide carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• B29C 65/16 - Rayon laser

Abrégé

A phosphorescent polycarbonate resin composition comprising, with respect to 100 parts by mass of a polycarbonate resin (A): 0.8 to 20 parts by mass of a red light-emitting phosphorescent material (B1) as a phosphorescent material (B), wherein an L* value measured in accordance with a following method (X) is 65 or more, A phosphorescent polycarbonate resin composition comprising, with respect to 100 parts by mass of a polycarbonate resin (A): 0.8 to 20 parts by mass of a red light-emitting phosphorescent material (B1) as a phosphorescent material (B), wherein an L* value measured in accordance with a following method (X) is 65 or more, the method (X) including: under conditions of a cylinder temperature of 300° C., a mold temperature of 120° C., and a molding cycle of 45 seconds, measuring, with a color-difference meter, the L* of a 3 mm-thick portion of a specimen (in a form of a three-stage plate having a width of 50 mm, a length of 90 mm, and thicknesses of 1 mm, 2 mm, and 3 mm) obtained by injection molding of the phosphorescent polycarbonate resin composition, under following conditions based on JIS 28722: A phosphorescent polycarbonate resin composition comprising, with respect to 100 parts by mass of a polycarbonate resin (A): 0.8 to 20 parts by mass of a red light-emitting phosphorescent material (B1) as a phosphorescent material (B), wherein an L* value measured in accordance with a following method (X) is 65 or more, the method (X) including: under conditions of a cylinder temperature of 300° C., a mold temperature of 120° C., and a molding cycle of 45 seconds, measuring, with a color-difference meter, the L* of a 3 mm-thick portion of a specimen (in a form of a three-stage plate having a width of 50 mm, a length of 90 mm, and thicknesses of 1 mm, 2 mm, and 3 mm) obtained by injection molding of the phosphorescent polycarbonate resin composition, under following conditions based on JIS 28722: Reflection measurement: D65 light source, 10-degree field of view A phosphorescent polycarbonate resin composition comprising, with respect to 100 parts by mass of a polycarbonate resin (A): 0.8 to 20 parts by mass of a red light-emitting phosphorescent material (B1) as a phosphorescent material (B), wherein an L* value measured in accordance with a following method (X) is 65 or more, the method (X) including: under conditions of a cylinder temperature of 300° C., a mold temperature of 120° C., and a molding cycle of 45 seconds, measuring, with a color-difference meter, the L* of a 3 mm-thick portion of a specimen (in a form of a three-stage plate having a width of 50 mm, a length of 90 mm, and thicknesses of 1 mm, 2 mm, and 3 mm) obtained by injection molding of the phosphorescent polycarbonate resin composition, under following conditions based on JIS 28722: Reflection measurement: D65 light source, 10-degree field of view Measurement port: 30 ϕ A phosphorescent polycarbonate resin composition comprising, with respect to 100 parts by mass of a polycarbonate resin (A): 0.8 to 20 parts by mass of a red light-emitting phosphorescent material (B1) as a phosphorescent material (B), wherein an L* value measured in accordance with a following method (X) is 65 or more, the method (X) including: under conditions of a cylinder temperature of 300° C., a mold temperature of 120° C., and a molding cycle of 45 seconds, measuring, with a color-difference meter, the L* of a 3 mm-thick portion of a specimen (in a form of a three-stage plate having a width of 50 mm, a length of 90 mm, and thicknesses of 1 mm, 2 mm, and 3 mm) obtained by injection molding of the phosphorescent polycarbonate resin composition, under following conditions based on JIS 28722: Reflection measurement: D65 light source, 10-degree field of view Measurement port: 30 ϕ Specimen material holder: White

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C09K 11/77 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant des métaux des terres rares
• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C09K 11/02 - Emploi de substances particulières comme liants, revêtements de particules ou milieux de suspension
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3

Abrégé

Provided is a light-transmissive resin composition for laser welding with which color migration of a coloring agent to other components is suppressed. Also provided are a kit, a molded product, and a method for producing a molded product. This light-transmissive resin composition for laser welding comprises, per 100 parts by mass of a crystalline thermoplastic resin: 10-120 parts by mass of a reinforcing filler; 0.01-1.0 parts by mass of a light-transmissive dye having a perylene skeleton; and at least one type of compound selected from copper compounds, alkali metal halides, and cerium oxide.

Classes IPC  ?

• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• B29C 65/16 - Rayon laser
• C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
• C08K 3/00 - Emploi de substances inorganiques en tant qu'adjuvants
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 5/00 - Emploi d'ingrédients organiques
• C08L 77/00 - Compositions contenant des polyamides obtenus par des réactions créant une liaison amide carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères

Abrégé

The present invention provides: a light-transmitting resin composition for laser welding, which has a low light transmittance in a specific wavelength range, while having a high light transmittance of the light for laser welding; a molded article; a kit; a method for producing a molded article; and an in-vehicle camera. A light-transmitting resin composition for laser welding, which contains, relative to 100 parts by mass of a polyamide resin, from 10 to 120 parts by mass of a reinforcing filler and a light-transmitting dye that has a perylene skeleton, wherein: the polyamide resin is composed of a constituent unit derived from a diamine and a constituent unit derived from a dicarboxylic acid; 70% by mole or more of the constituent unit derived from a diamine is derived from a xylylene diamine; and 70% by mole or more of the constituent unit derived from a dicarboxylic acid is derived from an α, ω-linear aliphatic dicarboxylic acid having from 4 to 8 carbon atoms.

Classes IPC  ?

• C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
• C08K 5/00 - Emploi d'ingrédients organiques
• C08K 5/5313 - Composés phosphiniques, p. ex. R2=P(:O)OR'
• C08L 77/06 - Polyamides dérivés des polyamines et des acides polycarboxyliques
• B29C 65/16 - Rayon laser
• C08K 3/00 - Emploi de substances inorganiques en tant qu'adjuvants
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/16 - Composés contenant des halogènes
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

A composition is provided which contains a polycarbonate resin and recycled carbon fibers and which has mechanical strength as close as possible to the case of adding virgin carbon fibers; a pellet, a molded product and a composition production method are also provided. This composition contains 5-65 parts by mass of the recycled carbon fibers, which are the heated product of a carbon fiber reinforced resin, per 100 parts by mass of the polycarbonate resin, which has a terminal hydroxyl group content of 150-800 ppm.

Classes IPC  ?

• C08G 64/04 - Polycarbonates aromatiques
• C08J 3/20 - Formation de mélanges de polymères avec des additifs, p. ex. coloration
• C08J 11/12 - Récupération ou traitement des résidus des polymères par coupure des chaînes moléculaires des polymères ou rupture des liaisons de réticulation par voie chimique, p. ex. dévulcanisation uniquement par traitement à la chaleur sèche
• C08K 7/06 - Éléments
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

Provided are a resin composition with which laser welding is possible under wide-laser-irradiation conditions, a molded article, a galvano-type laser welding kit, an onboard camera component, an onboard camera module, a UV ray exposure body, and a method for manufacturing the molded article. The galvano-type laser welding resin composition contains 0.1-20 mass parts of a reactive compound to 100 mass parts of a thermoplastic resin.

Classes IPC  ?

• G03B 15/00 - Procédés particuliers pour prendre des photographiesAppareillage à cet effet
• C08K 7/14 - Verre
• C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08J 5/18 - Fabrication de bandes ou de feuilles
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/04 - Carbone

Abrégé

Provided are a resin composition that demonstrates minimal color loss even after a weathering resistance test and has superior heat resistance, as well as a molded product, a kit, a vehicle on-board camera component, a vehicle on-board camera module, and a molded product manufacturing method that use said resin composition. This resin composition includes 0.001-5 parts by mass of a dye and 5-100 parts by mass of an inorganic filler, per 100 parts by mass of a resin component that includes 50-95 wt% of a polybutylene terephthalate resin (A) and 5-50 wt% of a thermoplastic resin (B) having a glass transition temperature that is 150-150°C higher than that of the polybutylene terephthalate resin, as measured using a differential scanning calorimeter.

Classes IPC  ?

• G03B 15/00 - Procédés particuliers pour prendre des photographiesAppareillage à cet effet
• G03B 17/56 - Accessoires
• C08K 7/14 - Verre
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• C08J 5/18 - Fabrication de bandes ou de feuilles
• H04N 5/225 - Caméras de télévision
• C08K 3/013 - Charges, pigments ou agents de renforcement

Abrégé

Provided are a resin composition having high nominal tensile strain, low flexural modulus, and excellent flame retardancy, and a molded article and an electric wire that use the same. A resin composition including (C) 45-100 mass parts of an intumescent flame retardant and (D) 0.1-3.0 mass parts of a core-shell polymer having a fluorine resin as the core per 100 total mass parts of (A) and (B) comprising (A) 1-35 mass parts of a polyphenylene ether resin and (B) 99-65 mass parts of a styrene-olefin block copolymer having a number average molecular weight of less than 100,000 and a content of styrene-derived structural units that is 15-40 mass% of the total structural units.

Classes IPC  ?

• C08K 5/52 - Phosphore lié à l'oxygène lié uniquement à l'oxygène
• C08L 51/00 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères
• C08L 53/00 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères
• C08L 71/12 - Oxydes de polyphénylène
• H01B 7/02 - Disposition de l'isolement
• H01B 7/18 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par l'usure, la contrainte mécanique ou la pression
• H01B 7/295 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par des températures extrêmes ou par les flammes en utilisant un matériau résistant aux flammes
• C08K 3/32 - Composés contenant du phosphore

Abrégé

A thermoplastic resin composition including a thermoplastic resin component and a glass filler (C), the thermoplastic resin component including a polycarbonate resin (A) having a viscosity-average molecular weight of 13,000 to 22,000 and a polyester resin (B) including a terephthalic acid residue, a 1,4-cyclohexanedimethanol residue, and a 2,2,4,4-tetramethyl-1,3-cyclobutanediol residue. The amounts of the polycarbonate resin (A) and the polyester resin (B) are 25 to 65 parts by mass and 75 to 35 parts by mass, respectively, relative to 100 parts by mass of the total amount of the polycarbonate resin (A) and the polyester resin (B). The amount of the glass filler (C) is 10 to 45 parts by mass relative to 100 parts by mass of the thermoplastic resin component. A molded article is produced by performing injection molding of the thermoplastic resin composition with a heat-insulation mold or heat-and-cool molding of the thermoplastic resin composition.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08L 67/03 - Les acides dicarboxyliques et les composés dihydroxylés ayant les groupes hydroxy et carboxyliques liés directement à des cycles aromatiques
• B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
• B29C 45/73 - Chauffage ou refroidissement du moule
• B29C 45/26 - Moules

Abrégé

A molded object of a poly(butylene terephthalate) resin composition comprising (A) a poly(butylene terephthalate) resin, (B) a polycarbonate resin, and (C) an elastomer, characterized by including the poly(butylene terephthalate) resin (A) and the polycarbonate resin (B) in amounts of 30-75 parts by mass, excluding 30 parts by mass, and of 25-70 parts by mass, excluding 70 parts by mass, respectively, per 100 parts by mass of the sum of (A) and (B) and by having a morphology which includes a phase (a) of the poly(butylene terephthalate) resin (A) and a phase (b) of the polycarbonate resin (B) and in which the elastomer (C) is present in both the phase (a) and the phase (b).

Classes IPC  ?

• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

A thermoplastic resin composition, may include a thermoplastic resin (A) and, per 100 parts by mass of the thermoplastic resin (A), from 0 to 0.2 parts by mass of a metal salt-containing flame retardant (B), and not less than 0.05 parts by mass and less than 3 parts by mass of an organopolysiloxane (C), wherein the organopolysiloxane (C) has a molecular weight distribution (Mw/Mn) in a range of from 1.01 to 1.4.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 5/42 - Acides sulfoniquesLeurs dérivés
• C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
• C08L 27/12 - Compositions contenant des homopolymères ou des copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un halogèneCompositions contenant des dérivés de tels polymères non modifiées par un post-traitement chimique contenant du fluor
• C08L 33/08 - Homopolymères ou copolymères des esters de l'acide acrylique
• C08L 83/04 - Polysiloxanes
• C08G 77/00 - Composés macromoléculaires obtenus par des réactions créant dans la chaîne principale de la macromolécule une liaison contenant du silicium, avec ou sans soufre, azote, oxygène ou carbone
• C08G 77/16 - Polysiloxanes contenant du silicium lié à des groupes contenant de l'oxygène à des groupes hydroxyle
• C08G 77/18 - Polysiloxanes contenant du silicium lié à des groupes contenant de l'oxygène à des groupes alcoxyle ou aryloxyle

Abrégé

Provided are: a resin composition which has a low dielectric loss tangent and which is used in an electronic/electrical device component that uses electromagnetic waves having a frequency of 1 GHz or more; and an electronic/electrical device component that uses electromagnetic waves having a frequency of 1 GHz or more. This resin composition, which is used in an electronic/electrical device component that uses electromagnetic waves having a frequency of 1 GHz or more, contains a polycarbonate resin. The mass ratio of constituent units represented by formula (1) and polycarbonate units other than constituent units represented by formula (1) in the polycarbonate resin is 33-100:67-0. In formula (1), R1and R2are each independently a hydrogen atom or a methyl group, and W1 denotes a single bond or a divalent group.

Classes IPC  ?

• C08G 64/04 - Polycarbonates aromatiques
• C08K 7/14 - Verre
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/34 - Composés contenant du silicium
• C08K 3/38 - Composés contenant du bore

Abrégé

A resin composition for laser direct structuring, which has a low loss tangent and on which plating can be formed, a molded product, and a production method of a plated molded product are provided. This resin composition for laser direct structuring contains a polycarbonate resin and a laser direct structuring additive, wherein at least 5 mass% of all constituent units of the polycarbonate resin are represented by formula (1). In formula (1), R1and R2are independently a hydrogen atom or a methyl group, and W1 represents a single bond or a divalent group.

Classes IPC  ?

• C08G 64/04 - Polycarbonates aromatiques
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• H01P 11/00 - Appareils ou procédés spécialement adaptés à la fabrication de guides d'ondes, résonateurs, lignes ou autres dispositifs du type guide d'ondes
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/22 - OxydesHydroxydes de métaux
• H01Q 1/38 - Forme structurale pour éléments rayonnants, p. ex. cône, spirale, parapluie formés par une couche conductrice sur un support isolant

Abrégé

A polycarbonate resin composition which has high rigidity, excellent dimensional stability, and low linear expansion properties. The polycarbonate resin composition contains, relative to 100 parts by mass of a polycarbonate resin (A), 10 to 100 parts by mass of an acrylonitrile-styrenic copolymer (B), 10 to 100 parts by mass of glass flakes (C) having an average thickness of 0.45 to 1 μm, and 5 to 50 parts by mass of glass fibers (D) having an elliptical cross section with an ellipticity of more than 1.5 and not more than 8, wherein the mass ratio (D)/(C) of the content of the glass fibers (D) having an elliptical cross section to the content of the glass flakes (C) is 0.1 to 1.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 7/14 - Verre
• C08K 3/40 - Verre
• C08L 25/12 - Copolymères du styrène avec des nitriles non saturés

Abrégé

A polycarbonate resin composition according to the present invention is characterized by containing, per 100 parts by mass of a polycarbonate resin (A), 0.1–10 parts by mass of a polycarbonate copolymer (B) of (B1) bisphenol A and (B2) optionally substituted poly-n-propylene glycol joined by carbonate bonds, and 0.005–0.5 parts by mass of a phosphorous-based stabilizer (C).

Classes IPC  ?

• C08K 5/49 - Composés contenant du phosphore
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A polycarbonate resin composition containing 0.1 to 10 parts by mass of a polycarbonate copolymer (B) having carbonate bonding between (B1) bisphenol A and a (B2) polyalkylene glycol and 0.005 to 0.5 parts by mass of a phosphorus-containing stabilizer (C) relative to 100 parts by mass of a polycarbonate resin (A).

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08G 64/18 - Polymères séquencés ou greffés
• C08G 64/16 - Polycarbonates aliphatique-aromatiques ou araliphatiques
• C08G 64/30 - Procédés généraux de préparation utilisant des carbonates
• C08K 5/1525 - Cycles à quatre chaînons
• C08K 5/526 - Esters des acides phosphoreux, p. ex. de H3PO3 avec des composés hydroxyaryliques
• C08K 5/527 - Esters cycliques
• C08K 5/1515 - Cycles à trois chaînons

Abrégé

The present invention addresses the problem of providing: a PC resin composition which has excellent impact resistance, transparency, and weather resistance, and from which a PC resin alloy that can be paintless can be produced; and a molded product produced by using the PC resin composition. This polycarbonate resin composition contains a polycarbonate resin (A) and a styrene-based resin (B) including no butadiene, wherein the content of the styrene resin (B) including no butadiene is 20-70 parts by mass, with respect to 100 parts by mass of the polycarbonate resin (A), and the following conditions (1)-(3) are satisfied. (1) The notched Charpy value is least 70 kJ/m2, as measured according to the ISO179 standard, by using a test piece which has a thickness of 4.0 mm and is produced from the polycarbonate resin composition according to the same standards. (2) The critical vertical force is at least 8.0 N, as measured according to ISO19252 standards, by using a test piece produced from the polycarbonate resin according to ISO3167 (Type A1) standards. (3) The L* value is at most 40, as measured according to JIS-K-7105-1 standards, by using a test piece having a thickness of 4.0 mm and composed of the polycarbonate produced according to ISO tensile test standards.

Classes IPC  ?

• C08L 25/04 - Homopolymères ou copolymères du styrène
• C08L 53/00 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A thermoplastic resin composition contains 10 to 90% by mass of (A) thermoplastic resin; 1 to 20% by mass of (B) laser direct structuring additive; and 0.3 to 7.0% by mass of (D) graphite, a total of the ingredient (A), the ingredient (B) and the ingredient (D) being always kept at 100% by mass or below, and a ratio by mass given by ingredient (B)/ingredient (D) being 1.0 to 20.

Classes IPC  ?

• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08G 59/50 - Amines
• C08K 3/04 - Carbone
• C08K 3/22 - OxydesHydroxydes de métaux
• C08K 7/14 - Verre
• C08L 67/03 - Les acides dicarboxyliques et les composés dihydroxylés ayant les groupes hydroxy et carboxyliques liés directement à des cycles aromatiques
• C08L 77/00 - Compositions contenant des polyamides obtenus par des réactions créant une liaison amide carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C23C 18/20 - Pré-traitement du matériau à revêtir de surfaces organiques, p. ex. de résines

Abrégé

A thermoplastic resin composition which is characterized by containing from 0.0001 part by mass to 0.09 part by mass of (B) spherical fine particles having an average particle diameter of from 500 nm to 2,500 nm with respect to 100 parts by mass of (A) a transparent thermoplastic resin.

Classes IPC  ?

• C08K 7/18 - Sphères pleines inorganiques
• C08L 101/12 - Compositions contenant des composés macromoléculaires non spécifiés caractérisées par des propriétés physiques, p. ex. anisotropie, viscosité ou conductivité électrique

Abrégé

A polycarbonate resin composition pellet contains a polycarbonate resin (A), an aromatic compound (B) represented by general formula (1) below, and a phosphorus-based stabilizer (C), the aromatic compound (B) being contained in the pellet in an amount of 0.001% to 1% by mass, the phosphorus-based stabilizer (C) being contained in the pellet in an amount of 0.003% to 0.5% by mass: (where Y is a hydrogen atom or an organic group that does not contain any of nitrogen, sulfur, and halogen elements, when Y is a hydrogen atom, X is an alkyl group or an optionally substituted aryl group, when Y is an organic group, X is an organic group that does not contain any of nitrogen, sulfur, and halogen elements, g is 1 or 2, n is 0 to 5, k is 1 to 4, and k+n is 6 or less.)

Classes IPC  ?

• C08K 5/526 - Esters des acides phosphoreux, p. ex. de H3PO3 avec des composés hydroxyaryliques
• C08J 3/20 - Formation de mélanges de polymères avec des additifs, p. ex. coloration
• C08K 5/05 - AlcoolsAlcoolates métalliques
• C08K 5/06 - ÉthersAcétalsCétalsOrtho-esters
• C08K 5/101 - EstersÉthers-esters d'acides monocarboxyliques
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques

Abrégé

Provided is a polycarbonate resin composition that can block ultraviolet light as well as light on the visible light side therefrom at wavelengths of 400 to 420 nm, and that is free of the problem of gas generation during molding. The polycarbonate resin composition characteristically comprises, per 100 parts by mass of a polycarbonate resin (A), (i) 0.02 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B1) having a maximum absorption wavelength of at least 375 nm in the absorption curve determined according to JIS K 7105 using the following formula, or (ii) 0.08 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B2) having a maximum absorption wavelength of at least 360 nm and less than 375 nm in the absorption curve determined according to JIS K 7105 using the following formula; and 0.01 to 0.5% by mass of a stabilizer (C).

Classes IPC  ?

• C08K 5/3475 - Cycles à cinq chaînons condensés avec des carbocycles
• C07D 405/10 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une chaîne carbonée contenant des cycles aromatiques
• C08G 64/06 - Polycarbonates aromatiques ne contenant pas d'insaturations aliphatiques
• C08K 5/49 - Composés contenant du phosphore
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
• G02B 5/20 - Filtres
• C07D 405/04 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une liaison directe de chaînon cyclique à chaînon cyclique
• C08K 5/00 - Emploi d'ingrédients organiques

Abrégé

Provided are: a resin composition which, even after having been placed under high-temperature, high-humidity environments, can be effectively inhibited from having a reduced mechanical strength and can be inhibited from having caused a color transfer; a molded article obtained from the resin composition; and a method for producing the resin composition. The resin composition comprises a polyamide resin and cerium oxide and has a lanthanum content higher than 0 mass ppm but not higher than 40 mass ppm.

Classes IPC  ?

• C08K 7/14 - Verre
• C08L 77/00 - Compositions contenant des polyamides obtenus par des réactions créant une liaison amide carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

Provided is a polycarbonate resin composition that can block ultraviolet light as well as light on the visible light side therefrom at wavelengths of 400 to 420 nm, and that is free of the problem of gas generation during molding. The polycarbonate resin composition characteristically comprises, per 100 parts by mass of a polycarbonate resin (A), (i) 0.02 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B1) having a maximum absorption wavelength of at least 375 nm in the absorption curve determined according to JIS K 7105 using the following formula, or (ii) 0.08 to 1 parts by mass of a sesamol group-containing benzotriazole ultraviolet absorber (B2) having a maximum absorption wavelength of at least 360 nm and less than 375 nm in the absorption curve determined according to JIS K 7105 using the following formula; and 0.01 to 0.5% by mass of a stabilizer (C).

Classes IPC  ?

• C08K 5/3475 - Cycles à cinq chaînons condensés avec des carbocycles
• C07D 405/10 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une chaîne carbonée contenant des cycles aromatiques
• C08G 64/06 - Polycarbonates aromatiques ne contenant pas d'insaturations aliphatiques
• C08K 5/49 - Composés contenant du phosphore
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
• G02B 5/20 - Filtres
• C07D 405/04 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une liaison directe de chaînon cyclique à chaînon cyclique
• C08K 5/00 - Emploi d'ingrédients organiques

Abrégé

Provided are: a resin composition that can be used for laser welding, and that achieves a high light transmittance and a high flame retardancy, and that can be used to provide a molded article having a high Charpy impact strength; a molded article; a kit; and a production method for the molded article. This resin composition contains a polyamide resin, a flame retardant, an elastomer, and a light transmitting dye, wherein when the resin composition is molded into a thickness of 1 mm, the light transmittance thereof is 30% or more at a wavelength of 940 nm, and when the resin composition is molded into a thickness of 4 mm, the unnotched Charpy impact strength thereof according to ISO 179 is 50 kJ/m2or more, and the notched Charpy impact strength thereof according to ISO 179 is 10 kJ/m2 or more, and when the resin composition is molded into a thickness of 0.75 mm, the resin composition is classified as V-0 in the UL94 flammability test.

Classes IPC  ?

• C08K 5/5399 - Phosphore lié à l'azote
• C08L 53/02 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères contenant des monomères vinylaromatiques et des diènes conjugués
• C08L 77/06 - Polyamides dérivés des polyamines et des acides polycarboxyliques
• C08L 71/12 - Oxydes de polyphénylène
• B29C 65/16 - Rayon laser
• C08K 3/22 - OxydesHydroxydes de métaux

Abrégé

A polycarbonate resin composition which, in relation to 100 parts by mass of a polycarbonate resin (A), contains 1-50 parts by mass of a filler (B) having an average particle diameter of 0.1-10 μm, characterised in that, when a filler having an average particle diameter exceeding 10 μm is contained, the contained amount thereof is less than 10 mass% in the resin composition, and the contained amount, when containing a phosphorus flame retardant, is 2% or less in the resin composition.

Classes IPC  ?

• C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
• C08L 21/00 - Compositions contenant des caoutchoucs non spécifiés
• C08L 23/02 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères non modifiées par un post-traitement chimique
• C08L 23/26 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carboneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique
• C08L 27/12 - Compositions contenant des homopolymères ou des copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un halogèneCompositions contenant des dérivés de tels polymères non modifiées par un post-traitement chimique contenant du fluor
• C08L 27/18 - Homopolymères ou copolymères du tétrafluoro-éthylène
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/013 - Charges, pigments ou agents de renforcement
• C08K 3/34 - Composés contenant du silicium

Abrégé

Provided are a resin composition and molded article having excellent adhesiveness at a weld section and excellent weather resistance. The resin composition contains a polyacetal resin and a core-shell elastomer, and, when molded into a 1.6 mm-thick test piece having a weld section in the center thereof, has a weld elongation of 20% or greater when stretched at 10 mm/min according to ASTM D638 standards. The core-shell elastomer contains a butadiene-containing rubber, and an acrylic resin is included in the shell part.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs

Abrégé

The present invention provides: a resin composition which is mainly composed of a polyacetal resin and has excellent flexibility, and which enables the achievement of a welded part that exhibits good adhesion; and a molded article. A resin composition which contains a polyacetal resin and a core-shell type elastomer. If this resin composition is molded into a test piece that has a welded part in the center, while having a thickness of 3.2 mm, the average secondary particle diameter of the core-shell type elastomer that is present in the welded part is 200 nm or less.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs

Abrégé

Provided are a novel resin composition having excellent adhesion in a welded portion, and a molded article. The resin composition contains a polyacetal resin and a core-shell type elastomer, wherein the weld elongation of a 1.6 mm thick test specimen having a welded portion in the center and obtained by molding the resin composition is at least 20% when pulled at 10 mm/min according to ASTM D638, and the glossiness at 20° of a 3.2 mm thick test specimen obtained by molding the resin composition is at least 70.0% as measured according to the brightness measurement in JIS Z 8741.

Classes IPC  ?

• C08L 59/00 - Compositions contenant des polyacétalsCompositions contenant des dérivés des polyacétals
• C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs

Abrégé

This thermoplastic resin composition for millimeter-wave radar members is characterized by containing, with respect to 100 parts by mass of a polybutylene terephthalate resin (A), 15-65 parts by mass of a rubber-reinforced polystyrene-based resin (B1) and/or 10-70 parts by mass of a polycarbonate resin (B2) as component (B), 0.1-3 parts by mass of an epoxy compound (D), and 30-150 parts by mass of glass fibers (E).

Classes IPC  ?

• C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
• C08J 3/20 - Formation de mélanges de polymères avec des additifs, p. ex. coloration
• C08J 5/00 - Fabrication d'objets ou de matériaux façonnés contenant des substances macromoléculaires
• C08K 7/14 - Verre
• C08L 25/06 - Polystyrène
• C08L 25/08 - Copolymères du styrène
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
• G01S 7/03 - Détails de sous-ensembles HF spécialement adaptés à ceux-ci, p. ex. communs à l'émetteur et au récepteur
• G01S 13/931 - Radar ou systèmes analogues, spécialement adaptés pour des applications spécifiques pour prévenir les collisions de véhicules terrestres
• H01Q 1/42 - Enveloppes non intimement mécaniquement associées avec les éléments rayonnants, p. ex. radome

Abrégé

A polycarbonate resin composition that, with good balance, achieves superior chemical resistance, flame retardancy, impact resistance, heat resistance, and moist heat resistance. This polycarbonate resin composition is characterized by including, per 100 parts by mass of a polycarbonate resin (A): 1-60 parts by mass of a liquid crystal polyester (B) that includes a repeating unit represented by a specific formula (I)-(IV); 0.01-0.5 parts by mass of an organic metal salt-type flame retardant (C); and 0.05-1 parts by mass of a fluorine-including resin (D), wherein the polycarbonate resin composition has a notched Charpy impact strength of 15.5kJ/m2 or greater at 23°C as measured on the basis of ISO 179 using a 3mm-thick ISO dumbbell piece.

Classes IPC  ?

• C08K 5/29 - Composés contenant des liaisons doubles carbone-azote
• C08L 27/12 - Compositions contenant des homopolymères ou des copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un halogèneCompositions contenant des dérivés de tels polymères non modifiées par un post-traitement chimique contenant du fluor
• C08L 67/03 - Les acides dicarboxyliques et les composés dihydroxylés ayant les groupes hydroxy et carboxyliques liés directement à des cycles aromatiques
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates

Abrégé

A luminous polycarbonate resin composition, which comprises, per 100 parts by mass of a polycarbonate resin (A), 0.8-20 parts by mass of a red light-emitting luminous material (B1) as a luminous material (B), characterized in that the L* value measured by the following method (X) is 65 or greater. Method (X): The luminous polycarbonate resin composition is injection-molded at a cylinder temperature of 300°C, a mold temperature of 120°C and a molding cycle of 45 seconds to give a test piece in the shape of a three-step plate (width: 50 mm, length: 90 mm, thickness: 1 mm, 2 mm and 3 mm). The part of the thickness of 3 mm of this test piece is subjected to the L* value measurement using a colorimeter in accordance with JIS Z8772 under the following conditions.　Reflectometry: D65 light source, 10° visual field. Aperture: 30 φ. Sample presser: white.

Classes IPC  ?

• C08K 5/521 - Esters des acides phosphoriques, p. ex. de H3PO4
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/10 - Composés métalliques
• C08K 3/24 - AcidesLeurs sels
• C08K 3/30 - Composés contenant du soufre, du sélénium ou du tellure

Abrégé

A polycarbonate resin composition containing 5-30 mass parts of a melt-flow improver (B), 3-20 mass parts of a phosphorus-based flame retardant (C), 0.05-2 mass parts of a fluoropolymer (D), and 20-45 mass parts of an inorganic filler including talc (E) per 100 mass parts of a polycarbonate resin (A) having a viscosity average molecular weight of 18,500 or higher. The proportion of filler (F) other than talc (E) in the inorganic filler is 20 mass% or less and the tensile breaking strength retention rate in evaluation of chemical resistance is 70% or higher.

Classes IPC  ?

• C08K 5/49 - Composés contenant du phosphore
• C08L 25/12 - Copolymères du styrène avec des nitriles non saturés
• C08L 27/12 - Compositions contenant des homopolymères ou des copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un halogèneCompositions contenant des dérivés de tels polymères non modifiées par un post-traitement chimique contenant du fluor
• C08L 55/02 - Polymères ABS [Acrylonitrile-Butadiène-Styrène]
• C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
• C08L 69/00 - Compositions contenant des polycarbonatesCompositions contenant des dérivés des polycarbonates
• C08K 3/34 - Composés contenant du silicium