Abrégé

An adhesive of the present invention satisfies the following requirements: the turbidity is 5.0 or less; the dissolution rate of the adhesive is 10% or more and 70% or less; the logarithmic viscosity number of a dissolved component of an adhesive solution is 0.5 dL/g or more and less than 2.5 dL/g; A1735 cm−1/A3025 cm−1 of the dissolved component of the adhesive solution is 0.20 or more and 0.80 or less; and the logarithmic viscosity number of the adhesive is greater than that of the dissolved component of the adhesive solution.

Classes IPC  ?

• C09J 127/16 - Homopolymères ou copolymères du fluorure de vinylidène
• H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

Abrégé

This method for producing a cyclic silane compound comprises: a first step for obtaining a reaction solution containing a chain polysilane compound by subjecting a silane compound to a polymerization reaction in a first solution containing sodium; and a second step for obtaining a cyclic silane compound by subjecting the chain polysilane compound to a decomposition and conversion reaction in a second solution containing the reaction solution. Moreover, a polycyclic aromatic hydrocarbon or a polyphenyl-based hydrocarbon is incorporated in the first solution or mixed with the reaction solution, and a polyether compound represented by formula (I) or (II) is incorporated in the first solution or mixed with the reaction solution.

Classes IPC  ?

• C07F 7/21 - Composés cycliques ayant au moins un cycle comportant du silicium mais sans carbone dans le cycle

Abrégé

The present disclosure relates to a microorganism (NITE BP-03572) belonging to Rhodosporidiobolus azoricus or to a microorganism (NITE BP-03573) belonging to the genus Vanrija.

Classes IPC  ?

• C12N 1/16 - LevuresLeurs milieux de culture
• C12P 17/10 - Préparation de composés hétérocycliques comportant O, N, S, Se ou Te comme uniques hétéro-atomes du cycle l'azote comme unique hétéro-atome du cycle
• C12R 1/645 - Champignons

Abrégé

A method for producing carbon quantum dots includes: preparing a mixture containing an organic compound and a boron compound, the organic compound having a reactive group and not containing a boron atom; and to preparing carbon quantum dots by heating the mixture with substantially no solvent in the presence of an alkali metal and/or an alkaline earth metal. An amount of nitrogen atoms contained in the organic compound is within a predetermined range, an amount of the boron compound is within a predetermined range, and a total amount of the alkali metal and the alkaline earth metal is within a specific range.

Classes IPC  ?

• C09K 11/65 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du carbone
• B82Y 20/00 - Nano-optique, p. ex. optique quantique ou cristaux photoniques
• B82Y 40/00 - Fabrication ou traitement des nanostructures
• C01B 32/15 - Matières carbonées nanométriques

Abrégé

This method for producing a cyclic silane compound includes: a first step for obtaining a reaction liquid that contains a chain polysilane compound by polymerizing a silane compound in a mixture that contains sodium metal and an aromatic hydrocarbon solvent; and a second step for obtaining a cyclic silane compound by subjecting the reaction liquid to a decomposition reaction of the chain polysilane compound in a solution that is obtained by mixing a polycyclic aromatic hydrocarbon or a polyphenyl hydrocarbon with tetrahydrofuran.

Classes IPC  ?

• C07F 7/21 - Composés cycliques ayant au moins un cycle comportant du silicium mais sans carbone dans le cycle
• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène

Abrégé

This method for producing a cyclic silane compound comprises a step for obtaining a cyclic silane compound by subjecting a chain polysilane compound that has a repeating unit represented by formula (1) to a decomposition reaction in a solution that contains sodium metal and a lithium salt. In this method for producing a cyclic silane compound, the chain polysilane compound is not completely dissolved in 1-chloronaphthalene at a temperature of 240°C or less. (In the formula, R1and R2 each independently represent a hydrogen atom or a hydrocarbon group.)

Classes IPC  ?

• C07F 7/21 - Composés cycliques ayant au moins un cycle comportant du silicium mais sans carbone dans le cycle
• C07F 7/08 - Composés comportant une ou plusieurs liaisons C—Si
• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène

Abrégé

Provided is a binder composition in which viscosity increases of an electrode mixture slurry is prevented or reduced while a high peel strength between a current collector and an electrode mixture layer is maintained.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif

Abrégé

This cyclic silane compound production method comprises: a first step for obtaining a reaction liquid containing a linear polysilane compound by polymerizing a silane compound in a mixture containing metallic sodium and an aromatic hydrocarbon-based solvent; and a second step for obtaining a cyclic silane compound by causing the reaction liquid to degrade the linear polysilane compound in a solution having mixed therein tetrahydrofuran and a lithium salt.

Classes IPC  ?

• C07F 7/21 - Composés cycliques ayant au moins un cycle comportant du silicium mais sans carbone dans le cycle
• C07F 7/08 - Composés comportant une ou plusieurs liaisons C—Si
• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène

Abrégé

It is an object to provide a conductive piezoelectric film having excellent transparency. The transparent conductive piezoelectric film (11) according to the present invention has a transmittance at a wavelength of 450 nm of 75% or greater, a transmittance at a wavelength of 550 nm of 85% or greater, and a piezoelectric constant d33 of 5 pC/N to 40 pC/N, and includes a transparent electrode layer (4).

Classes IPC  ?

• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• H10N 30/06 - Formation d’électrodes ou d’interconnexions, p. ex. de connections électriques ou de bornes
• H10N 30/098 - Formation de matériaux organiques
• H10N 30/857 - Compositions macromoléculaires
• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes

Abrégé

Provided is a transparent conductive piezoelectric film having transparency. The transparent conductive piezoelectric film according to the present invention includes a transparent electrode layer, and has a piezoelectric constant d31 of 10 pC/N to 40 pC/N and a total transmittance of 90% or greater.

Classes IPC  ?

• H10N 30/857 - Compositions macromoléculaires
• H10N 30/045 - Traitements afin de modifier une propriété piézo-électrique ou électrostrictive, p. ex. les caractéristiques de polarisation, de vibration ou par réglage du mode par polarisation
• H10N 30/06 - Formation d’électrodes ou d’interconnexions, p. ex. de connections électriques ou de bornes
• H10N 30/098 - Formation de matériaux organiques
• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes
• H10N 30/88 - MonturesSupportsEnveloppesBoîtiers

Abrégé

The present invention provides: a masterbatch from which a foam molded body excellent in shrinkage resistance can be obtained; and a foam molded body of the masterbatch.　The present invention uses the masterbatch, which contains thermally-foamable microspheres (A), a base resin (B), and an antioxidant (C). The content of the antioxidant (C) is 0.2-4 parts by mass with respect to a total of 100 parts by mass of the thermally-foamable microspheres (A) and the base resin (B).　The base resin (B) is preferably a polyethylene resin.　The antioxidant (C) is preferably a phenolic compound containing a hindered phenol compound or a phosphite compound.

Classes IPC  ?

• C08J 3/22 - Formation de mélanges de polymères avec des additifs, p. ex. coloration en utilisant les techniques des charges mères
• 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

Abrégé

2nmm-R1)R2

Classes IPC  ?

• B24B 37/00 - Machines ou dispositifs de rodageAccessoires
• B24B 37/12 - Plateaux de rodage pour travailler les surfaces planes
• B24B 57/02 - Dispositifs pour l'alimentation, l'application, le triage ou la récupération de produits de meulage, polissage ou rodage pour l'alimentation en produits de meulage, polissage ou rodage à l'état fluide, vaporisés, pulvérisés ou liquéfiés
• B24D 3/28 - Propriétés physiques des corps ou feuilles abrasives, p. ex. surfaces abrasives de nature particulièreCorps ou feuilles abrasives caractérisés par leurs constituants les constituants étant utilisés comme agglomérants et étant essentiellement organiques en résines
• B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexiblesCaractéristiques particulières de la fabrication de ces matériaux
• H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe

Abrégé

This method for polishing an object to be polished includes a step for polishing the object to be polished by sliding a polishing pad having a polishing layer containing a composition including a hydrolyzable resin and abrasive grains relative to the object to be polished. The step for polishing the object to be polished includes: a first step for polishing the object to be polished while supplying a first polishing liquid containing a hydrolysis promoter for promoting hydrolysis onto the surface of the polishing layer; and a second step, after the first step, for polishing the object to be polished while supplying a second polishing liquid having a lower concentration of the hydrolysis promoter than the first polishing liquid onto the surface of the polishing layer.

Classes IPC  ?

• B24B 57/02 - Dispositifs pour l'alimentation, l'application, le triage ou la récupération de produits de meulage, polissage ou rodage pour l'alimentation en produits de meulage, polissage ou rodage à l'état fluide, vaporisés, pulvérisés ou liquéfiés
• B24B 37/00 - Machines ou dispositifs de rodageAccessoires
• B24D 3/28 - Propriétés physiques des corps ou feuilles abrasives, p. ex. surfaces abrasives de nature particulièreCorps ou feuilles abrasives caractérisés par leurs constituants les constituants étant utilisés comme agglomérants et étant essentiellement organiques en résines
• B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexiblesCaractéristiques particulières de la fabrication de ces matériaux
• H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe

Abrégé

A polishing pad according to the present invention comprises a polishing layer. The polishing layer includes a composition that contains a glycolic acid polymer and abrasive grains.

Classes IPC  ?

• B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexiblesCaractéristiques particulières de la fabrication de ces matériaux
• B24B 37/00 - Machines ou dispositifs de rodageAccessoires
• B24B 57/02 - Dispositifs pour l'alimentation, l'application, le triage ou la récupération de produits de meulage, polissage ou rodage pour l'alimentation en produits de meulage, polissage ou rodage à l'état fluide, vaporisés, pulvérisés ou liquéfiés
• B24D 3/28 - Propriétés physiques des corps ou feuilles abrasives, p. ex. surfaces abrasives de nature particulièreCorps ou feuilles abrasives caractérisés par leurs constituants les constituants étant utilisés comme agglomérants et étant essentiellement organiques en résines
• H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe

Abrégé

A polishing pad according to the present invention is provided with a polishing layer containing a composition that contains a hydrolyzable resin and abrasive grains having a median diameter of less than 2 μm.

Classes IPC  ?

• B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexiblesCaractéristiques particulières de la fabrication de ces matériaux
• B24B 37/00 - Machines ou dispositifs de rodageAccessoires
• B24B 37/12 - Plateaux de rodage pour travailler les surfaces planes
• B24B 57/02 - Dispositifs pour l'alimentation, l'application, le triage ou la récupération de produits de meulage, polissage ou rodage pour l'alimentation en produits de meulage, polissage ou rodage à l'état fluide, vaporisés, pulvérisés ou liquéfiés
• B24D 3/28 - Propriétés physiques des corps ou feuilles abrasives, p. ex. surfaces abrasives de nature particulièreCorps ou feuilles abrasives caractérisés par leurs constituants les constituants étant utilisés comme agglomérants et étant essentiellement organiques en résines
• H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe

Abrégé

A polishing pad according to the present invention includes a polishing layer. The polishing layer includes a composition containing a hydrolyzable resin and abrasive grains. The thickness reduction rate when a molded body of the composition excluding the abrasive grains is immersed in water at 60°C is 12 μm/h or greater.

Classes IPC  ?

• B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexiblesCaractéristiques particulières de la fabrication de ces matériaux
• B24B 37/00 - Machines ou dispositifs de rodageAccessoires
• B24B 57/02 - Dispositifs pour l'alimentation, l'application, le triage ou la récupération de produits de meulage, polissage ou rodage pour l'alimentation en produits de meulage, polissage ou rodage à l'état fluide, vaporisés, pulvérisés ou liquéfiés
• B24D 3/28 - Propriétés physiques des corps ou feuilles abrasives, p. ex. surfaces abrasives de nature particulièreCorps ou feuilles abrasives caractérisés par leurs constituants les constituants étant utilisés comme agglomérants et étant essentiellement organiques en résines
• H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe

Abrégé

A technique capable of suppressing reduction in thickness of a downhole tool or a component thereof in a well at a high temperature, and a resin composition including: 50 parts by mass or more and 97 parts by mass or less of polyglycolic acid; 3 parts by mass or more and 50 parts by mass or less of polybutylene terephthalate; and 2 parts by mass or more and 15 parts by mass or less of a cyclic carbodiimide compound with respect to 100 parts by mass of a total amount of the polyglycolic acid and the polybutylene terephthalate.

Classes IPC  ?

• C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
• C08K 5/3442 - Composés hétérocycliques comportant de l'azote dans le cycle comportant deux atomes d'azote dans le cycle
• E21B 33/12 - PackersBouchons

Abrégé

Provided is a binder that gives a green body with reduced brittleness and less susceptibility to fracture. An organic binder according to one aspect of the present invention is an organic binder to be used for molding a sinterable inorganic powder. The organic binder contains poly(glycolic acid) as a binder component.

Classes IPC  ?

• C08G 63/06 - Polyesters dérivés soit d'acides hydroxycarboxyliques, soit d'acides polycarboxyliques et de composés polyhydroxylés dérivés des acides hydroxycarboxyliques
• B22F 3/10 - Frittage seul
• C04B 35/634 - Polymères

Abrégé

Provided is a medical film having particles containing polyglycolic acid, the particles demonstrating good dispersibility and suppressed aggregation. This medical film comprises: a crosslinked polymer material; and a PGA dispersoid, which is particles, or an aggregate thereof, containing a polymer in which the proportion of a structural unit derived from glycolic acid is 40 mass% or more. The content of the PGA dispersoid is 2 parts by weight to 40 parts by weight with respect to 100 parts by weight of the crosslinked polymer material. The coefficient of variation CV of the number of particles included in a rectangular region is 0.6 or less, as calculated from the number of particles measured in each of rectangular regions which have a size of 5 mm × 4 mm and which are located at 16 positions set on the surface of the medical film so as not to overlap with each other.

Classes IPC  ?

• A61L 31/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
• A61L 27/20 - Polysaccharides
• A61L 27/22 - Polypeptides ou leurs dérivés
• A61L 27/26 - Mélanges de matériaux macromoléculaires
• A61L 27/48 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent comportant une matrice macromoléculaire avec des charges macromoléculaires
• A61L 27/58 - Matériaux au moins partiellement résorbables par le corps
• A61L 31/04 - Matériaux macromoléculaires
• A61L 31/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
• A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
• C08J 5/18 - Fabrication de bandes ou de feuilles
• C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
• C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
• C08L 101/16 - Compositions contenant des composés macromoléculaires non spécifiés les composés macromoléculaires étant biodégradables

Abrégé

Provided is a medical film capable of showing enhanced re-attachability even without forming a layer for controlling solubility. In the medical film of the present invention, the ratio q1 (V1/V0) of the volume V1 after immersion for 10 seconds in a phosphate buffer (PB) of pH 6.0 and concentration 0.2 M to the volume V0 before the immersion is not more than 1.5.

Classes IPC  ?

• A61L 15/28 - Polysaccharides ou leurs dérivés
• A61L 15/26 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carboneLeurs dérivés
• A61L 15/64 - Utilisation de matériaux caractérisés par leur fonction ou leurs propriétés physiques spécialement adaptés pour être résorbables à l'intérieur du corps

Abrégé

Disclosed is technology for detecting a touch position and a pressing force at substantially the same time with high sensitivity. An input device according to one aspect of the present invention includes a touch sensor and a control unit. The touch sensor includes a piezoelectric film, a first detection conductor that faces the piezoelectric film and is made up of divided electrodes having a plurality of electrode portions that are electrically insulated from each other, and a second detection conductor that faces the first detection conductor and is disposed on an opposite side from the first detection conductor with the piezoelectric film interposed therebetween. The control unit separates a signal detected at the first detection conductor with the second detection conductor as a reference potential into a first signal in a commercial power supply frequency band and a second signal in a frequency band other than the commercial power supply frequency band, detects a touch position using the first signal, and detects a pressing force using the second signal. Also, an input device according to one aspect of the present invention includes a touch sensor and a control unit. The touch sensor includes a piezoelectric film, a first detection conductor that faces the piezoelectric film and includes a plurality of first electrodes disposed linearly along a first straight line and a plurality of second electrodes disposed linearly along a second straight line, the plurality of first electrodes and the plurality of second electrodes being electrically insulated from each other, and a second detection conductor that faces the first detection conductor, and is disposed on an opposite side from the first detection conductor with the piezoelectric film interposed therebetween. The control unit separates a signal detected at the first detection conductor with the second detection conductor as a reference potential into a first signal of a commercial power supply frequency band and a second signal of a frequency band other than the commercial power supply frequency band, detects a touch position using the first signal, and detects a pressing force using the second signal.

Classes IPC  ?

• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• G06F 3/044 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction par des moyens capacitifs

Abrégé

The present invention discloses a touch sensor which is low in manufacturing cost and is driven with low power consumption. A touch sensor according to an aspect of the present invention is provided with: a first detection conductor that is composed of divided electrodes having a plurality of electrode portions that are electrically insulated from each other; a second detection conductor that is insulated from the first detection conductor or is connected to the first detection conductor in high impedance with a resistance of 10 kΩ or more; and a control unit that extracts a signal in a commercial power supply frequency band from a signal detected from the first detection conductor using the second detection conductor as a reference potential, and detects a touch position by using the signal in the commercial power supply frequency band.

Classes IPC  ?

• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• G06F 3/044 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction par des moyens capacitifs

Abrégé

This multilayer piezoelectric body has a total light transmittance of 80% or more and includes: a piezoelectric film containing a fluorine-based resin as a main component; a transparent conductive layer having a surface resistivity of 1.0×104 Ω/sq. or less; and one or more coating layers disposed between the piezoelectric film and the transparent conductive layer and having a thickness of 0.05 μm or more. Each of the one or more coating layers has a refractive index higher than the refractive index of the piezoelectric film and lower than the refractive index of the transparent conductive layer, and at least one of the one or more coating layers has a thickness variation coefficient of 0.05 or less.

Classes IPC  ?

• B32B 7/025 - Propriétés électriques ou magnétiques
• B32B 7/023 - Propriétés optiques
• B32B 9/00 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes
• B32B 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique

Abrégé

3333 of 7 to 40 pC/N, a charge dispersion layer that is disposed on at least one surface of the piezoelectric film and has a surface resistivity of 1.0×104to 1.0×1012 Ω/sq, a transparent electrode, and a transparent adhesive layer disposed between the transparent electrode and the charge dispersion layer. The total light transmittance of the laminated piezoelectric body is 80% or greater.

Classes IPC  ?

• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• G01L 1/16 - Mesure des forces ou des contraintes, en général en utilisant les propriétés des dispositifs piézo-électriques

Abrégé

Disclosed is a multilayer piezoelectric body which comprises: a piezoelectric film that contains a fluorine-based resin as a main component; an antistatic layer that is disposed on at least one surface of the piezoelectric film and has a thickness of 10 nm to 250 nm (inclusive); and a hard coating layer that is disposed on the antistatic layer and has a maximum height Rz of the surface of 40 nm to 150 nm (inclusive). The surface resistivity of the multilayer piezoelectric body as measured on the hard coating layer is 1.0 × 106Ω/sq. to 1.0 × 10123333 is 7 pC/N to 40 pC/N (inclusive).

Classes IPC  ?

• B32B 7/025 - Propriétés électriques ou magnétiques
• B32B 27/18 - Produits stratifiés composés essentiellement de résine synthétique caractérisée par l'emploi d'additifs particuliers
• B32B 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
• G02B 1/14 - Revêtements protecteurs, p. ex. revêtements durs
• G02B 1/16 - Revêtements optiques obtenus par application sur les éléments optiques ou par traitement de la surface de ceux-ci ayant un effet antistatique, p. ex. revêtements conducteurs électriques
• H10N 30/045 - Traitements afin de modifier une propriété piézo-électrique ou électrostrictive, p. ex. les caractéristiques de polarisation, de vibration ou par réglage du mode par polarisation
• H10N 30/077 - Formation de parties ou de corps piézo-électriques ou électrostrictifs sur un élément électrique ou sur un autre support par dépôt de couches piézo-électriques ou électrostrictives, p. ex. par impression par aérosol ou par sérigraphie par dépôt en phase liquide
• H10N 30/097 - Formation de matériaux inorganiques par frittage
• H10N 30/857 - Compositions macromoléculaires

Abrégé

The present invention addresses the problem of providing a current collector in which cracking etc. of a mixture layer is unlikely to occur during production of an electrode. This current collector solves the aforementioned problem and has a metal-containing base material and a coat layer disposed on at least one surface of the base materia. The coat layer contains an electroconductive auxiliary agent, a vinylidene fluoride copolymer, and a dispersant. The vinylidene fluoride copolymer contains: a structural unit derived from vinylidene fluoride and a structural unit derived from a compound having a carboxy group. The amount of the electroconductive auxiliary agent is 45 mass% to 80 mass% with respect to the total mass of the coat layer.

Classes IPC  ?

• H01M 4/66 - Emploi de matériaux spécifiés
• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

Abrégé

Provided is a molded body which retains tensile strength and has an improved thickness reduction rate after a reduction of 5 mm or more from the initial thickness. This molded body comprises a glycolic acid polymer, a cyclic ester, a basic metal oxide, and a carboxylic acid anhydride, wherein the content of the cyclic ester is 21 parts by mass or less when the total mass of the glycolic acid polymer, the cyclic ester, the basic metal oxide, and the carboxylic acid anhydride is taken as 100 parts by mass, and the basic metal oxide has a shortest interparticle distance of 9.1 μm or less.

Classes IPC  ?

• C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
• C08K 3/22 - OxydesHydroxydes de métaux
• C08K 5/09 - Acides carboxyliquesLeurs sels métalliquesLeurs anhydrides
• C08K 5/10 - EstersÉthers-esters
• C08K 5/1539 - Anhydrides cycliques

Abrégé

Provided is a probe case that decomposes readily and that has excellent mechanical strength. A case (10) for a probe that is dropped from the air toward a ground surface or a water surface is configured from a tip end portion (12) and a body portion (11), wherein at least one of the tip end portion (12) and the body portion (11) is formed from polyglycolic acid or a decomposable metal.

Classes IPC  ?

• G01V 1/00 - SéismologieProspection ou détection sismique ou acoustique
• B64U 10/13 - Plates-formes volantes
• C08G 63/06 - Polyesters dérivés soit d'acides hydroxycarboxyliques, soit d'acides polycarboxyliques et de composés polyhydroxylés dérivés des acides hydroxycarboxyliques
• C08L 101/16 - Compositions contenant des composés macromoléculaires non spécifiés les composés macromoléculaires étant biodégradables
• B64U 101/35 - Véhicules aériens sans pilote spécialement adaptés à des utilisations ou à des applications spécifiques à la science, p. ex. à la météorologie

Abrégé

An object of the present application is to provide a binder for a non-aqueous electrolyte secondary battery having high adhesiveness to an active material and/or a current collector and also having high flexibility capable of withstanding bending in an electrode having a highly densified mixture layer. A binder for a non-aqueous electrolyte secondary battery, which achieves the object, contains: a vinylidene fluoride polymer having a vinylidene fluoride-derived structural unit as a main constituent component; and an additive having a specific structure, and a mass ratio of the vinylidene fluoride polymer to the additive is from 99/1 to 60/40:

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• C08F 14/22 - Fluorure de vinylidène
• C08K 5/12 - EstersÉthers-esters d'acides polycarboxyliques cycliques
• C08K 5/134 - Phénols contenant des groupes ester
• C08K 5/1515 - Cycles à trois chaînons
• C08K 5/524 - Esters des acides phosphoreux, p. ex. de H3PO3
• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication

Abrégé

Provided is a downhole plug device that is less likely to hinder other operations after being removed, a fixing method of a tubular body, and an inspection method of a tubular body. In a downhole plug device, a plug that seals one end of a housing having a cylindrical shape is fixed to the housing by a bolt that penetrates through the plug. The downhole plug device is connected to a tip of a tubular body inserted into a casing in a well and is used for a method of inspecting presence or absence of leakage of fluid from the tubular body in the well.

Classes IPC  ?

• E21B 33/12 - PackersBouchons
• E21B 47/117 - Détection de fuites, p. ex. du tubage, par test de pression

Abrégé

A vinylidene fluoride copolymer composition having stable dispersibility in a dispersion medium over a long period of time, the composition having a melting temperature of 140° C. or lower, a reversing heat flow of the composition has endothermic peaks having an amount of enthalpy of fusion of 2 J/g or more, and an absolute value of a difference between a temperature showing a largest endothermic peak among the endothermic peaks and the melting temperature of the composition is 10° C. or lower. When a dispersion containing butyl butyrate and the vinylidene fluoride copolymer composition (vinylidene fluoride content rate of 10 mass %) is left to stand for 20 hours, a content rate of the vinylidene fluoride copolymer composition in an upper 20 vol % of the dispersion after the dispersion is left to stand is 4.0 mass % or more and 10 mass % or less.

Classes IPC  ?

• C08F 214/22 - Fluorure de vinylidène
• C08F 214/28 - Hexafluoro-propène
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 10/056 - Accumulateurs à électrolyte non aqueux caractérisés par les matériaux utilisés comme électrolytes, p. ex. électrolytes mixtes inorganiques/organiques

Abrégé

Provided is a method for manufacturing a vinylidene fluoride copolymer that can suppress the adhesion of polymers inside a reaction vessel during manufacture and that can manufacture the vinylidene fluoride copolymer with high productivity.　This method for manufacturing a vinylidene fluoride copolymer contains structural units derived from vinylidene fluoride and structural units derived from a compound indicated by formula (1) and has a step for suspending polymerization of monomers containing vinylidene fluoride and the compound represented by formula (1) in the presence of a suspending agent, wherein the step for suspending polymerization includes: performing the polymerization reaction at a polymerization temperature that is at the critical temperature of the vinylidene fluoride or higher and below the gelation temperature of the suspending agent; and adding a portion of the total amounts to be added for each of the vinylidene fluoride and the compound represented by formula (1) to the reaction system before the start of polymerization, heating the reaction system to the polymerization temperature, and then adding the remainder of the total amounts to be added for each of these compounds to the reaction system either continuously or intermittently.

Classes IPC  ?

• C08F 214/22 - Fluorure de vinylidène
• C08F 2/18 - Polymérisation en suspension

Abrégé

To provide a monofilament of PA4, which has a low density. The monofilament of polyamide 4 in an embodiment of the present invention has a density of 1.230 g/cm3 or less. A method for producing a monofilament of polyamide 4 according to an embodiment of the present invention includes: melt-extruding polyamide 4; and cooling a melted and extruded matter of the polyamide 4 obtained by the melt-extruding process, at −10° ° C. or lower by using a nonpolar solvent.

Classes IPC  ?

• D01F 6/60 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits d'homopolycondensation à partir de polyamides
• D01D 5/088 - Refroidissement des filaments, fils ou similaires, à la sortie des filières

Abrégé

To provide a monofilament of polyamide 4 (PA4) having high tensile characteristics even when the monofilament is knotted. A monofilament of PA4, in a scattering vector in a range of 0.02 nm−1 or greater and 0.04 nm−1 or less measured by small-angle X-ray scattering, the monofilament having an average value of a ratio I2/I1 of a normalized scattering intensity I2 in an equatorial direction to a normalized scattering intensity I1 in a meridian direction of 5 or less. A birefringence of the monofilament is 50×10−3 or greater.

Classes IPC  ?

• D01F 6/60 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits d'homopolycondensation à partir de polyamides

Abrégé

Provided are: a binder that contains a novel vinylidene fluoride copolymer that achieves superior adhesiveness with respect to a metal foil when an electrode is formed; an electrode mixture that contains said binder; an electrode that employs said electrode mixture; a battery that includes said electrode; and a manufacturing method for said binder.　A binder containing a vinylidene fluoride copolymer (A) that contains, in the principal chain, a structural unit (a1) derived from a vinylidene fluoride and a structural unit (a2) having a cyclic acid anhydride structure is employed. In the binder, it is preferable that the structural unit (a2) having a cyclic acid anhydride structure be a structural unit represented by formula (1) or formula (2). (In formulas (1) and (2), each of R1 and R2 independently represents a hydrogen atom, a halogen atom, or an alkyl group that has 1-5 carbon atoms. X represents an alkylene group that may have a substituent and that has 1-5 carbon atoms.)

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• C08F 8/48 - IsomérisationCyclisation
• C08F 214/22 - Fluorure de vinylidène

Abrégé

Provided are: a novel vinylidene fluoride copolymer which, when used for forming an electrode, exhibits excellent adhesiveness to a metal foil; a binder including the copolymer; an electrode mix including the binder; an electrode obtained using the electrode mix; and a battery equipped with the electrode.　The copolymer contains a structural unit (a1) derived from vinylidene fluoride. A powder of the copolymer, when examined, gives an FT-IR spectrum having absorption peaks in the ranges of 1,780-1,800 cm-1and 1,850-1,870 cm-1, respectively. A powder of the copolymer, when examined, gives a 19F-NMR spectrum having at least two peaks in the range of -91.0 to -89.0 ppm.

Classes IPC  ?

• C08F 8/48 - IsomérisationCyclisation
• C08F 214/22 - Fluorure de vinylidène
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

Abrégé

A vinylidene fluoride copolymer composition having stable dispersibility in a dispersion medium over a long period of time, the composition having a melting temperature of 140° C. or lower, a reversing heat flow of the composition has endothermic peaks having an amount of enthalpy of fusion of 2 J/g or more, and an absolute value of a difference between a temperature showing a largest endothermic peak among the endothermic peaks and the melting temperature of the composition is 10° C. or lower. When a dispersion containing butyl butyrate and the vinylidene fluoride copolymer composition (vinylidene fluoride content rate of 10 mass %) is left to stand for 20 hours, a content rate of the vinylidene fluoride copolymer composition in an upper 20 vol % of the dispersion after the dispersion is left to stand is 4.0 mass % or more and 10 mass % or less.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 10/0565 - Matériaux polymères, p. ex. du type gel ou du type solide

Abrégé

Provided is a piezoelectric laminated film which does not discolor even under a high-temperature and high-humidity environment. The piezoelectric laminated film includes a piezoelectric film and a transparent adhesive sheet satisfying the following Condition 1. Condition 1: when volatile components obtained from a test piece per 1 cm2 that has been held at 85° C. for 90 minutes are subjected to solid-phase microextraction, adsorbed onto a fiber coated with polydimethylsiloxane, and analyzed by a gas chromatography mass spectrometer, a total amount of organic substances detected after a retention time of 3 minutes is 50 μg or less in terms of weight of 2,2′-azobis(isobutyronitrile).

Classes IPC  ?

• H10N 30/09 - Formation de matériaux piézo-électriques ou électrostrictifs
• B60K 35/22 - Écrans d’affichage
• H10N 30/073 - Formation de parties ou de corps piézo-électriques ou électrostrictifs sur un élément électrique ou sur un autre support par laminage ou collage de corps piézo-électriques ou électrostrictifs par fusion de métaux ou par adhésifs
• H10N 30/857 - Compositions macromoléculaires

Abrégé

A direction from a front plate (21) to a rear plate (22) of a wound body accommodation box is a width direction (DW). A direction from an opening to a bottom plate (25) is a height direction (DH). A direction from one side plate to the other side plate is a length direction (DL). The center in both the width direction (DW) and the height direction (DH) of a right side plate (23) is a right reference position (23B). In the wound body accommodation box, a rear part (20B) is on the rear plate (22) side of the right reference position (23B) in the width direction (DW). In the rear part (20B), the minimum value of an inside dimension (LA) in the length direction (DL) between the side plates in a portion on the bottom plate (25) side in the height direction (DH) of the right reference position (23B) is smaller than an inside dimension (LA) in the length direction (DL) between the side plates in a portion on the opening side in the height direction (DH) of the right reference position (23B).

Classes IPC  ?

• B65D 25/52 - Dispositifs pour décharger des objets successivement ou des portions du contenu
• B65D 83/08 - Réceptacles ou paquets comportant des moyens particuliers pour distribuer leur contenu pour distribuer à la file des articles minces et plats
• B65D 5/72 - Moyens de déverser le contenu

Abrégé

Provided is a transparent conductive piezoelectric laminate film that achieves high transparency and low resistance. The present invention relates to a transparent conductive piezoelectric laminate film, wherein a piezoelectric film, a first conductor layer, a metal layer, and a second conductor layer are layered in this order, and the metal layer contains silver or a silver alloy.

Classes IPC  ?

• H10N 30/00 - Dispositifs piézo-électriques ou électrostrictifs
• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• H10N 30/857 - Compositions macromoléculaires
• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes

Abrégé

Provided is a transparent conductive piezoelectric laminate film that achieves high transparency and low resistance. The present invention relates to a transparent conductive piezoelectric laminate film including a piezoelectric film, and a conductor layer layered on at least one surface of the piezoelectric film. The transparent conductive piezoelectric laminate film has a diffraction peak in each of a range of 21°±2° and a range of 31°±2° in X-ray diffraction measurement, and a haze value of 2.0% or less.

Classes IPC  ?

• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes
• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• H10N 30/06 - Formation d’électrodes ou d’interconnexions, p. ex. de connections électriques ou de bornes
• H10N 30/857 - Compositions macromoléculaires
• H10N 30/88 - MonturesSupportsEnveloppesBoîtiers

Abrégé

To realize a method for producing glycolide that suppresses generation of by-products while productivity of glycolide is improved. A method for producing glycolide, the method including: a first step of preparing a depolymerization reaction solution containing a glycolic acid oligomer and a titanium catalyst selected from the group consisting of organic titanium catalysts and inorganic titanium catalysts, and a second step of producing glycolide by depolymerization of the glycolic acid oligomer, a content of titanium element derived from the titanium catalyst in the depolymerization reaction solution being 1.2 mmol/L or less.

Classes IPC  ?

• C07C 51/09 - Préparation d'acides carboxyliques, de leurs sels, halogénures ou anhydrides à partir de lactones ou d'esters d'acides carboxyliques

Abrégé

To provide a method for producing carbon quantum dots having high emission quantum yield through simple processes. A method for producing carbon quantum dots that solves the difficulty described above includes: preparing a mixture by mixing a crystalline compound containing boron, sulfur, or phosphorus, being solid at 1 atm and 25° C., and having crystallinity, and an organic compound having a reactive group; and preparing carbon quantum dots by heating the mixture at 100° C. or higher and 300° C. or lower substantially in the absence of a solvent. An amount of the crystalline compound in the mixture is 45 parts by mass or greater and 1000 parts by mass or less with respect to 100 parts by mass of the organic compound.

Classes IPC  ?

• C09K 11/65 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du carbone
• B82Y 20/00 - Nano-optique, p. ex. optique quantique ou cristaux photoniques
• B82Y 40/00 - Fabrication ou traitement des nanostructures
• C01B 32/15 - Matières carbonées nanométriques

Produits et services

(1) Bridge plugs, frac plugs, packers and ball sealers used in an oil and gas wellbore; rock drilling machines for downhole, and their parts and fittings; machines for mining and excavating raw materials and their parts and fittings.

Produits et services

Oil field equipment, namely, drilling rig mechanization devices in the nature of bridge plugs, frac plugs, packers and ball sealers used in an oil and gas wellbore; rock drilling machines for downhole, and their parts and fittings, namely, bridge plugs, frac plugs, packers and ball sealers that are used in an oil and gas wellbore; mining machines and apparatus and their parts and fittings, namely, bridge plugs, frac plugs, packers and ball sealers that are used in an oil and gas wellbore

Abrégé

The molded body according to an embodiment of the present invention includes a composition containing a glycolic acid polymer, a plasticizer, and a degradation accelerator. An absolute value of a difference between a Fedors solubility parameter of the plasticizer and a Fedors solubility parameter of the glycolic acid polymer is 6 (J/cm3)1/2 or less. A content of the plasticizer in the composition is 10 mass % or greater and 50 mass % or less.

Classes IPC  ?

• C08K 5/1575 - Cycles à six chaînons
• C08K 5/092 - Acides polycarboxyliques

Abrégé

The microorganism of the present disclosure is a microorganism belonging to Dirkmeia churashimaensis (accession number: NITE BP-03707, accession number: NITE BP-03708, accession number: NITE BP-03709, accession number: NITE BP-03711, or accession number: NITE BP-03712), Aureobasidium melanogenum (assignment number: NITE BP-03706), or a microorganism belonging to a species (Ustilago sp.) closely related to Ustilago sporoboli-indici (accession number: NITE BP-03710).

Classes IPC  ?

• C12N 1/16 - LevuresLeurs milieux de culture
• C12P 11/00 - Préparation de composés organiques contenant du soufre
• C12P 13/04 - Alpha- ou bêta-amino-acides

Abrégé

Provided is a method for producing solid-state carbon quantum dots having high emission quantum yield through simple processes. To solve the above issue, a method for producing carbon quantum dots is a method for producing the carbon quantum dots which are solid at 25° C.under 1 atm, the method including: preparing a mixture by mixing an organic compound and a boron compound, the organic compound having a reactive group and not containing a boron atom; and preparing carbon quantum dots by heating the mixture with substantially no solvent at 100° C.or higher and 300° C.or lower. An amount of a nitrogen atom in the organic compound is 20 mass % or greater, and an amount of the boron compound with respect to a total amount of the organic compound and the boron compound is 20 mass % or greater.

Classes IPC  ?

• C09K 11/65 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du carbone
• B82Y 20/00 - Nano-optique, p. ex. optique quantique ou cristaux photoniques
• B82Y 40/00 - Fabrication ou traitement des nanostructures

Abrégé

To provide a glycolic acid copolymer composition that can be solidification- and extrusion-molded and that improves rate of decrease in thickness of the molded article during degradation. The glycolic acid copolymer composition according to an embodiment of the present invention includes a glycolic acid copolymer and a carboxylic anhydride, the glycolic acid copolymer including two or more straight macromolecular chains A, each containing a repeating unit derived from glycolic acid and being chemically bonded to a particular macromolecular chain B that is different from the macromolecular chain A, and a weight average molecular weight of the composition is 150000 or greater.

Classes IPC  ?

• C08K 5/1539 - Anhydrides cycliques
• C08G 63/664 - Polyesters contenant de l'oxygène sous forme de groupes éther dérivés d'acides hydroxycarboxyliques
• C08G 65/332 - Polymères modifiés par post-traitement chimique avec des composés organiques contenant de l'oxygène contenant des groupes carboxyle, ou leurs halogénures ou esters
• C08G 77/46 - Polymères séquencés ou greffés contenant des segments de polysiloxanes contenant des segments de polyéthers

Abrégé

A conductive piezoelectric multi-layer film having high transparency is achieved. A conductive piezoelectric multi-layer film is configured such that a first coating layer having a refractive index of 1.45 or greater and less than 1.60, a second coating layer having a refractive index of 1.60 or greater and less than 1.80, and a conductive layer having a refractive index of 1.80 or greater and 2.20 or less are stacked in this order on at least one surface of a piezoelectric film having a refractive index of 1.30 or greater and 1.50 or less.

Classes IPC  ?

• H10N 30/50 - Dispositifs piézo-électriques ou électrostrictifs avec une structure empilée ou multicouche
• H10N 30/057 - Fabrication de dispositifs piézo-électriques ou électrostrictifs multicouches ou de leurs parties constitutives, p. ex. en empilant des corps piézo-électriques et des électrodes par empilement de corps massifs piézo-électriques ou électrostrictifs et d’électrodes
• H10N 30/067 - Formation d’électrodes à une seule couche de parties piézo-électriques ou électrostrictives multicouches
• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes

Abrégé

Provided is a method for producing polycarbosilane (PCS) for silicon carbide fibers that produces PCS in a few steps to improve the yield of PCS.　The present invention is a method that produces PCS for silicon carbide fibers without including a step that adjusts the molecular weight of the PCS, wherein the method includes (a) a step that heats and gasifies a composition containing a cyclic silane compound in a liquid-phase reactor 1, (b) a step that heats the gaseous composition obtained by step (a) to generate PCS, and (c) a step that returns the PCS generated by step (b) to the liquid-phase reactor 1 and cools and returns the gaseous components to the liquid-phase reactor 1, and each of these steps is repeated to produce PCS in which the number average molecular weight (Mn) is from 1250 to less than 6000 and the ratio (Mw/Mn) of the weight average molecular weight (Mw) and the number average molecular weight (Mn) is from 4.5 to 20.0.

Classes IPC  ?

• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène
• D01F 9/10 - Filaments, ou similaires, faits par l’homme, formés d’autres substancesLeur fabricationAppareils spécialement adaptés à la fabrication de filaments de carbone de matière inorganique par décomposition de substances organiques

Abrégé

To provide a fiber material suited to a method for producing silicon carbide fibers endowed with excellent mechanical properties.　The polycarbosilane for silicon carbide fibers according to the present invention is a reaction product of a composition that contains a cyclic silane compound and has a weight average molecular weight (Mw) of from 10,000 to 16,000, a number average molecular weight (Mn) of from 1500 to less than 6000, and a ratio (Mw/Mn) of the weight average molecular weight (Mw) and number average molecular weight (Mn) of from 2.0 to less than 4.5. The method for producing a polycarbosilane for silicon carbide fibers according to the present invention synthesizes a polycarbosilane using a composition that contains a cyclic silane compound and subjects the reaction product to molecular weight adjustment treatment.

Classes IPC  ?

• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène
• D01F 9/10 - Filaments, ou similaires, faits par l’homme, formés d’autres substancesLeur fabricationAppareils spécialement adaptés à la fabrication de filaments de carbone de matière inorganique par décomposition de substances organiques

Abrégé

Provided is a method for producing an azole derivative with less amount of a by-product. A method for producing an azole derivative represented by general formula (I) includes reacting an oxirane derivative with 4-amino-1,2,4-triazole under an acidic condition and deaminating the obtained compound to form the azole derivative represented by general formula (I), where R1 is a C1-C6-alkyl group or the like; X1 and X2 are each independently a halogen group or the like; and n is 1, 2, or 3. Provided is a method for producing an azole derivative with less amount of a by-product. A method for producing an azole derivative represented by general formula (I) includes reacting an oxirane derivative with 4-amino-1,2,4-triazole under an acidic condition and deaminating the obtained compound to form the azole derivative represented by general formula (I), where R1 is a C1-C6-alkyl group or the like; X1 and X2 are each independently a halogen group or the like; and n is 1, 2, or 3.

Classes IPC  ?

• C07D 249/08 - Triazoles-1, 2, 4Triazoles-1, 2, 4 hydrogénés

Abrégé

Provided are a binder solution, an electrode mixture, an electrode, and an all-solid-state battery, which use an organic solvent having low reactivity with a solid electrolyte and in which a binder easily dissolves. The binder solution for an all-solid-state battery contains: a binder made of a vinylidene fluoride polymer; and an organic solvent. The organic solvent is at least one selected from the group consisting of a cyclic ether, a ketone, and an ester. The organic solvent has a boiling point of 60° C. or higher and 160° C. or lower. A residual moisture content of the organic solvent is 300 ppm or less.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• C08F 214/22 - Fluorure de vinylidène
• C08L 27/16 - Homopolymères ou copolymères du fluorure de vinylidène
• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 10/0562 - Matériaux solides

Abrégé

Provided is a nylon filament for a fishery material. The filament for a fishery material is biodegradable, has sufficient knot strength in water, and does not readily produce filaments of broken-down monomers when melted. The filament for a fishery material has a filament that includes a nylon resin that has structural units represented by formula (1) and other nylon structural units. The structural units represented by formula (1) are at least 1 mol% but less than 40 mol% of all the structural units of the nylon resin. (In formula (1), x is an integer from 1 to 3.)

Classes IPC  ?

• C08L 77/02 - Polyamides dérivés des acides oméga-aminocarboxyliques ou de leurs lactames
• A01K 91/00 - Lignes pour la pêche
• C08G 69/08 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés d'acides aminocarboxyliques

Abrégé

The present invention provides a polyamide resin which is a copolymer of a biodegradable polyamide such as polyamide 2 to polyamide 4, and another polyamide, and which has further enhanced biodegradability. This polyamide resin comprises a structural unit represented by formula (1) and another polyamide structural unit; and the difference between the degree of randomness in the case where it is assumed that the structural units are in an ideal random arrangement as determined by the proportions of the structural units obtained by 1H-NMR analysis and the degree of randomness obtained from the ratio of carbonyl carbon atoms of amide groups that connect different structural unit to each other to the integral value of all peaks of the carbonyl carbon atoms as obtained by 13C-NMR analysis is 0.10 or less. (In formula (1), x is an integer of 1 to 3.)

Classes IPC  ?

• C08G 69/08 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés d'acides aminocarboxyliques
• C08L 77/02 - Polyamides dérivés des acides oméga-aminocarboxyliques ou de leurs lactames

Abrégé

The purpose of the prevent invention is to provide a protective net for scouring prevention, the protective net having a low environmental burden, being biodegradable, and having strength that can be maintained over a long period. A protective net for scouring prevention that solves said problem has a net material composed of monofilaments or multifilaments. The net material includes at least 60 mass% of a biodegradable resin (A) that has a melting point of at least 180°C and has biodegradation of at least 60% when subjected to a biodegradation test in compliance with ISO 19679:2016 for at least 30 days and at most 180 days or has biodegradation of at least 60% when subjected to a specific marine biodegradation acceleration test for at least 30 days and at most 180 days, wherein the knot-pull strength after the net material has been immersed in seawater at 25°C for 90 days is at least 200 MPa, and the tensile load capacity of the net material is at least 3,000 N.

Classes IPC  ?

• E02B 3/08 - Enrochements avec ou sans pieux
• C08L 77/02 - Polyamides dérivés des acides oméga-aminocarboxyliques ou de leurs lactames
• D01F 6/60 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits d'homopolycondensation à partir de polyamides
• D01F 6/62 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits d'homopolycondensation à partir de polyesters

Abrégé

The purpose of the present invention is to provide a current collector in which cracking etc. of a mixture layer is unlikely to occur during production of an electrode. A current collector which solves the above problem comprises a substrate that includes a metal and a coat layer that is disposed on at least one surface of the substrate, wherein the coat layer includes a conductivity aid and a vinylidene fluoride polymer A which includes a vinylidene-fluoride-derived structural unit and a structural unit derived from a compound having a specific structure.

Classes IPC  ?

• H01M 4/66 - Emploi de matériaux spécifiés
• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

Abrégé

A plant environmental stress tolerance improvement agent including, as an active substance, a compound that is represented by the following formula (I), a tautomer thereof, or an agriculturally acceptable salt of either of these. (In formula (I), R1and R2each independently represent a hydrogen atom or a C1-4 alkyl group, and R3-R5 each independently represent a C1-4 alkyl group.)

Classes IPC  ?

• A01N 43/50 - Diazoles-1,3Diazoles-1,3 hydrogénés
• A01G 7/06 - Traitement des arbres ou des plantes en cours de croissance, p. ex. pour prévenir la décomposition du bois, pour teinter les fleurs ou le bois, pour prolonger la vie des plantes
• A01P 21/00 - Régulateurs de croissance des végétaux

Abrégé

Provided are nylon fibers which can be spun without wet-spinning and are biodegradable fibers which are to be used in a woven fabric, a knit fabric, a braided article or a non-woven fabric and suppress a decline in strength caused by laundering while being biodegradable. Biodegradable fibers which are to be used in a woven fabric, a knit fabric, a braided article or a non-woven fabric and contain a nylon resin which has a structural unit represented by formula (1) and another nylon structural unit, wherein the proportion of the structural unit represented by formula (1) relative to all structural units of the nylon resin is at least 1 mol% and less than 40 mol%. (In formula (1), x is an integer of 1-3, inclusive.)

Classes IPC  ?

• C08L 77/02 - Polyamides dérivés des acides oméga-aminocarboxyliques ou de leurs lactames
• C08G 69/08 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés d'acides aminocarboxyliques
• D01F 6/60 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits d'homopolycondensation à partir de polyamides
• D01F 6/80 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de produits de copolycondensation à partir de copolyamides

Abrégé

Provided are biodegradable fine particles that are for cosmetics, that are biodegradable, and that have excellent smoothness and softness required for cosmetics. The biodegradable fine particles are for cosmetics and contain a polyamide resin having a structural unit represented by formula (1) and a structural unit of another polyamide. In the polyamide resin, the proportion of the structural unit represented by formula (1) with respect to all structural units is not less than 1 mol% but less than 40 mol%. (In formula (1), x represents an integer of 1-3.)

Classes IPC  ?

• C08G 69/08 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés d'acides aminocarboxyliques
• A61Q 1/00 - Préparations pour le maquillagePoudres corporellesPréparations pour le démaquillage
• A61Q 9/02 - Préparations pour le rasage
• C08L 77/02 - Polyamides dérivés des acides oméga-aminocarboxyliques ou de leurs lactames
• C08L 101/16 - Compositions contenant des composés macromoléculaires non spécifiés les composés macromoléculaires étant biodégradables
• A61Q 5/00 - Préparations pour les soins des cheveux
• A61K 8/88 - Polyamides

Abrégé

Provided are: a vinylidene-chloride-based resin reduced in environmental burden; a wrap, a casing, a latex, and a binder each including the resin; and a method for producing the resin.　The present invention relates to a vinylidene-chloride-based resin having the allocated property of being derived from renewable organic resources.

Classes IPC  ?

• C08F 14/08 - Chlorure de vinylidène

Abrégé

This invention addresses the problem of providing rubber-bonded cellulose fibers and the like with which viscosity and melt viscosity do not easily increase when said fibers are added to various types of resins. Rubber-bonded cellulose fibers which solve said problem include cellulose fibers, a plurality of rubber particles having an average particle size of 300 nm or less disposed on the surfaces of the cellulose fibers, and a silane compound that bonds the cellulose fibers and the rubber particles.

Classes IPC  ?

• C08B 15/00 - Préparation d'autres dérivés cellulosiques ou de cellulose modifiée
• C08K 5/544 - Composés contenant du silicium contenant de l'azote
• C08L 1/00 - Compositions contenant de la cellulose, de la cellulose modifiée ou des dérivés de la cellulose
• C08L 21/00 - Compositions contenant des caoutchoucs non spécifiés
• C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy

Abrégé

To provide a method that produces hydrophobically modified cellulose fibers efficiently using little hydrophobic modifier. The method for producing cellulose fibers that solves this problem comprises: a step that mixes cellulose fibers, a base, and water and prepares an aqueous solution having a concentration of cellulose fibers of from 0.5 mass% to 50 mass% and a concentration of base of from 1 mass% to 10 mass%; a step that adds from 0.2 equivalent to 10 equivalents of a cyclic amide compound relative to the anhydrous glucose units contained in the cellulose fibers to the aqueous solution and reacts the cellulose fibers with the cyclic amide compound; and a step that further adds an acid to the aqueous solution and neutralizes the base.

Classes IPC  ?

• C08B 15/06 - Dérivés contenant des éléments autres que carbone, hydrogène, oxygène, halogènes ou soufre contenant de l'azote

Abrégé

This curable composition contains (A) an alicyclic epoxy resin and (B1) an active hydrogen compound which has a pKa of 10 or less.

Classes IPC  ?

• C08G 59/24 - Composés diépoxydés carbocycliques
• C08G 59/40 - Macromolécules obtenues par polymérisation à partir de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde caractérisées par les agents de durcissement utilisés
• C08G 59/50 - Amines
• C08G 59/66 - Mercaptans
• C08G 59/68 - Macromolécules obtenues par polymérisation à partir de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde caractérisées par les catalyseurs utilisés

Abrégé

A method for producing an electrode member that configures an electrode body of an all-solid-state battery, including: a slurry preparation step for preparing a mixed material slurry that contains at least a binder, solid electrolyte particles, and a nonaqueous solvent with low polarity; a molding step for molding the mixed material slurry into a desired shape; and a drying step for obtaining a molded body by removing the nonaqueous solvent with low polarity from the mixed material slurry after the molding. Then, the temperature of the mixed material slurry is controlled so as not to cause re-crystallization of the binder, which has been dissolved in the nonaqueous solvent with low polarity, at least until the initiation of the molding step. Consequently, it is possible to stably provide an all-solid-state battery that has low battery resistance, while improving electrode member production efficiency by preventing gelation of a mixed material slurry.

Classes IPC  ?

• H01M 4/04 - Procédés de fabrication en général
• H01M 4/1391 - Procédés de fabrication d'électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

Abrégé

The plant growth regulator according to an embodiment of the present invention contains an extract of an ergothioneine-producing microorganism as an active ingredient. The extract contains ergothioneine.

Classes IPC  ?

• A01N 63/32 - Levure
• A01N 43/50 - Diazoles-1,3Diazoles-1,3 hydrogénés
• A01P 21/00 - Régulateurs de croissance des végétaux

Abrégé

3 or less.

Classes IPC  ?

• E21B 33/129 - PackersBouchons à patins mécaniques pour accrochage dans le tubage
• E21B 33/126 - PackersBouchons à cuvette ou jupe élastiques actionnées par pression d'un fluide
• E21B 33/128 - PackersBouchons avec un organe dilaté radialement par pression axiale

Abrégé

Provided is a molded product having small anisotropy of strength in a MD direction and a TD direction and a processed article thereof. A molded product (10) includes a glycolic acid polymer and a plurality of fibers (11). The fibers (11) include the fibers oriented in the MD direction and the fibers oriented in a direction along a tangent line to concentric circles in a cross-section orthogonal to the MD direction at a specific ratio.

Classes IPC  ?

• E21B 33/12 - PackersBouchons

Abrégé

Provided are: a positive electrode active material layer capable of forming a positive electrode exhibiting excellent adhesive property between the positive electrode active material layer and a current collector; an electrode provided with said positive electrode active material layer; and a semi-solid-state battery or an all-solid-state battery provided with said electrode.　The present invention uses a positive electrode active material layer which contains a positive electrode active material (A), a solid electrolyte (B), and a binder (C). The binder (C) is a vinylidene fluoride copolymer including a constituent unit (C-a) derived from vinylidene fluoride and a constituent unit (C-b) derived from a monomer other than vinylidene fluoride. The constituent unit (C-b) derived from a monomer other than vinylidene fluoride includes a constituent unit derived from at least one selected from unsaturated dibasic acids, unsaturated dibasic acid monoesters, and compounds represented by formula (C-1). The constituent unit (C-a) derived from vinylidene fluoride is contained in an amount of 90.0 mass% or more with respect to 100.0 mass% of the total constituent units included in the vinylidene fluoride copolymer.　[Chem. 1] (In formula (C-1), R1, R2, and R3each independently represent a hydrogen atom, a chlorine atom, or an alkyl group having 1-5 carbon atoms, and X1 represents an atomic group having a molecular weight of 472 or less and having a main chain composed of 1-19 atoms, and includes at least one heteroatom selected from an oxygen atom and a nitrogen atom.)

Classes IPC  ?

• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 10/052 - Accumulateurs au lithium
• H01M 10/0562 - Matériaux solides

Abrégé

Provided are: a degradable rubber composition which has sealing performance required of rubber members of sealing members and which after having been exposed to a fluid, e.g., water, over a given time period, can break into pieces even without receiving external stress and is thereby made easily removable; a rubber member; a sealing member; and a method for producing the degradable rubber composition. The degradable rubber composition comprises a degradable rubber component including a millable rubber material composed of hydrolyzable rubber molecules and an acidic hydrolysis accelerator which is a powder that becomes acidic upon contact with water and which accelerates the hydrolysis of the rubber molecules upon contact with water. The acidic hydrolysis accelerator is contained in an amount of 40 parts by mass or more per 100 parts by mass of the degradable rubber component.

Classes IPC  ?

• C08L 101/02 - Compositions contenant des composés macromoléculaires non spécifiés caractérisées par la présence de groupes déterminés
• E21B 33/12 - PackersBouchons
• E21B 43/00 - Procédés ou dispositifs pour l'extraction de pétrole, de gaz, d'eau ou de matériaux solubles ou fusibles ou d'une suspension de matières minérales à partir de puits

Abrégé

The present invention provides: a degradable rubber composition with which it is possible to control the time until degradation starts after the composition is immersed in a fluid such as water; a rubber member; a sealing member; and a method for producing the degradable rubber composition. This degradable rubber composition contains: a degradable rubber component that includes a hydrolyzable rubber molecule; a hydrolysis accelerator that accelerates hydrolysis of the rubber molecule upon contact with water; and a hydrolysis inhibitor that inhibits hydrolysis of the rubber molecule. The hydrolysis accelerator contains an acidic hydrolysis accelerator that is a powder that exhibits acidity upon contact with water. The acidic hydrolysis accelerator is contained at a quantity of 40 parts by mass or more relative to 100 parts by mass of the degradable rubber component.

Classes IPC  ?

• C08L 101/02 - Compositions contenant des composés macromoléculaires non spécifiés caractérisées par la présence de groupes déterminés
• E21B 33/12 - PackersBouchons
• E21B 43/00 - Procédés ou dispositifs pour l'extraction de pétrole, de gaz, d'eau ou de matériaux solubles ou fusibles ou d'une suspension de matières minérales à partir de puits

Abrégé

Provided are: a positive electrode active material layer capable of forming an all-solid-state battery having excellent cycle characteristics; an electrode comprising said positive electrode active material layer; and a semi-solid-state or all-solid-state battery comprising said electrode.　The positive electrode active material layer contains a positive electrode active material (A), a solid electrolyte (B), and a binder (C), wherein the binder (C) contains a vinylidene fluoride copolymer which is a copolymer of vinylidene fluoride and hexafluoropropylene, or a copolymer of vinylidene fluoride and chlorotrifluoroethylene, and the vinylidene fluoride copolymer contains 83.0-97.0 mass% of a constituent unit derived from vinylidene fluoride on the basis of 100 mass% of the total constituent units.

Classes IPC  ?

• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 10/052 - Accumulateurs au lithium
• H01M 10/0562 - Matériaux solides

Abrégé

Provided are: a positive electrode active material layer capable of forming a positive electrode in which interface resistance between a current collector and an electrode active material is suppressed; an electrode provided with said positive electrode active material layer; and a semi-solid-state battery or an all-solid-state battery provided with said electrode.　The present invention uses a positive electrode active material layer which contains a positive electrode active material (A), a solid electrolyte (B), and a binder (C). The binder (C) is a polymer (C-a) or a polymer (C-b).　Polymer (C-a): A homopolymer of vinylidene fluoride, and having an intrinsic viscosity of 3.5 dL/g or less.　Polymer (C-b): A vinylidene fluoride copolymer that includes a constituent unit derived from vinylidene fluoride and a constituent unit derived from hexafluoropropylene, that has an intrinsic viscosity of 1.3-4.0 dl/g, and in which the constituent unit derived from hexafluoropropylene is contained in an amount of 8.0 mass% or less with respect to 100.0 mass% of the total constituent units of the vinylidene fluoride copolymer.

Classes IPC  ?

• H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
• H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 10/052 - Accumulateurs au lithium
• H01M 10/0562 - Matériaux solides

Abrégé

Provided is a method for producing a triazole derivative enantiomer (R). The method includes: a step for adding, in a solvent, a chiral molecule represented by general formula (IIa) or general formula (IIb) to a triazole derivative represented by general formula (I), and carrying out crystallization; and a step for separating a precipitated crystal and a residual liquid.

Classes IPC  ?

• C07D 249/08 - Triazoles-1, 2, 4Triazoles-1, 2, 4 hydrogénés
• C07B 57/00 - Séparation de composés organiques optiquement actifs

Abrégé

A plant growth regulator according to the present disclosure contains: a compound represented by formula (I) or a tautomer thereof, or an agrochemically allowable salt thereof; and one or more components selected from the group consisting of an amino acid, a peptide having an amino acid length of 2-10, inclusive, betaine, an organic acid or a salt thereof, a nucleic acid base, a vitamin, and a sugar or sugar alcohol.

Classes IPC  ?

• A01N 43/50 - Diazoles-1,3Diazoles-1,3 hydrogénés
• A01G 7/06 - Traitement des arbres ou des plantes en cours de croissance, p. ex. pour prévenir la décomposition du bois, pour teinter les fleurs ou le bois, pour prolonger la vie des plantes
• A01N 25/00 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, caractérisés par leurs formes, ingrédients inactifs ou modes d'applicationSubstances réduisant les effets nocifs des ingrédients actifs vis-à-vis d'organismes autres que les animaux nuisibles
• A01N 37/02 - Acides carboxyliques saturés ou leurs thio-analoguesLeurs dérivés
• A01N 37/36 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés organiques comportant un atome de carbone possédant trois liaisons à des hétéro-atomes, avec au plus deux liaisons à un halogène, p. ex. acides carboxyliques contenant au moins un groupe carboxylique ou un thio-analogue, ou d'un de leurs dérivés, et un atome d'oxygène ou de soufre lié par une liaison simple, liés au même squelette carboné, cet atome d'oxygène ou de soufre ne faisant pas partie d'un groupe carboxylique ou d'un thio-analogue, ou d'une de leurs dérivés, p. ex. acides hydroxycarboxyliques
• A01N 37/44 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés organiques comportant un atome de carbone possédant trois liaisons à des hétéro-atomes, avec au plus deux liaisons à un halogène, p. ex. acides carboxyliques contenant au moins un groupe carboxylique ou un thio-analogue, ou un de leurs dérivés, et un atome d'azote lié au même squelette carboné par une liaison simple ou double, cet atome d'azote ne faisant pas partie d'un dérivé ou d'un thio-analogue d'un groupe carboxylique, p. ex. acides aminocarboxyliques
• A01N 37/46 - Dérivés N-acylés
• A01N 43/36 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés hétérocycliques comportant des cycles avec un atome d'azote comme unique hétéro-atome du cycle des cycles à cinq chaînons
• A01N 43/38 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés hétérocycliques comportant des cycles avec un atome d'azote comme unique hétéro-atome du cycle des cycles à cinq chaînons condensés avec des carbocycles
• A01N 47/44 - GuanidineSes dérivés
• A01P 21/00 - Régulateurs de croissance des végétaux

Abrégé

An objective is to provide a vinylidene fluoride polymer composition that is difficult to swell and dissolve in N-methyl-2-pyrrolidone and can form an electrode with a smooth surface. The vinylidene fluoride polymer composition contains a vinylidene fluoride polymer with a melting point of 130° C. or higher. When the vinylidene fluoride polymer composition and N-methyl-2-pyrrolidone are mixed to prepare a vinylidene fluoride polymer dispersion with a content of the vinylidene fluoride polymer of 6 mass %, a ratio of a viscosity of the vinylidene fluoride polymer dispersion at 30° C. to a viscosity of N-methyl-2-pyrrolidone at 30° C. is 20 or less, and when the vinylidene fluoride polymer dispersion is stirred and then allowed to stand for 15 minutes, a rate of change in content of the vinylidene fluoride polymer in an upper 40 volume % area of the vinylidene fluoride polymer dispersion before and after the standing is 2 mass % or less.

Classes IPC  ?

• C08L 27/16 - Homopolymères ou copolymères du fluorure de vinylidène
• C08K 5/42 - Acides sulfoniquesLeurs dérivés
• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 4/139 - Procédés de fabrication

Abrégé

The present invention provides a method for producing a polycarbosilane by means of a liquid phase-vapor phase thermal decomposition/condensation process; and this method produces a polycarbosilane for the production of silicon carbide fibers with a smaller number of steps than conventional production methods. A method for producing a polycarbosilane for the production of silicon carbide fibers according to one embodiment of the present invention comprises a polycarbosilane synthesis step for synthesizing a polycarbosilane that has a weight average molecular weight of 9,000 or more, the polycarbosilane synthesis step comprising: a process for producing a vapor phase by heating a starting material that contains a cyclic silane compound at a first temperature; a process for producing a polycarbosilane by heating the vapor phase at a second temperature that is higher than the first temperature; and a process for increasing the molecular weight of the polycarbosilane by cooling the polycarbosilane and returning the cooled polycarbosilane to the starting material so as to have the polycarbosilane heated at the first temperature.

Classes IPC  ?

• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène
• D01F 9/10 - Filaments, ou similaires, faits par l’homme, formés d’autres substancesLeur fabricationAppareils spécialement adaptés à la fabrication de filaments de carbone de matière inorganique par décomposition de substances organiques

Abrégé

The polycarbosilane according to this embodiment has a bond index represented by formula (1), which is an indicator of the degree of branching, of 2.63 or more and an oxygen content of 1.15 wt% or less.　

Classes IPC  ?

• C08G 77/60 - 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 dans lesquels tous les atomes de silicium sont liés autrement que par des atomes d'oxygène
• C01B 32/977 - Préparation à partir de composés organiques contenant du silicium
• D01F 9/10 - Filaments, ou similaires, faits par l’homme, formés d’autres substancesLeur fabricationAppareils spécialement adaptés à la fabrication de filaments de carbone de matière inorganique par décomposition de substances organiques

Abrégé

To suppress change in a surface resistance value under a high-temperature or high-humidity environment in a transparent conductive piezoelectric film including a transparent piezoelectric film made of a fluororesin. A transparent conductive piezoelectric film includes a transparent piezoelectric film made of a fluororesin, a transparent coating layer, and a transparent electrode stacked in this order. The total thickness of the coating layer is 0.6 to 4.5 μm. When the transparent conductive piezoelectric film is left to stand in a specific high-temperature environment, the ratio of a resistance value after being left in the environment to a ratio of a resistance value before being left in the environment is 1.30 or less.

Classes IPC  ?

• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/857 - Compositions macromoléculaires
• H10N 30/88 - MonturesSupportsEnveloppesBoîtiers
• H10N 30/07 - Formation de parties ou de corps piézo-électriques ou électrostrictifs sur un élément électrique ou sur un autre support

Abrégé

To provide a piezoelectric body film that can suppress decrease in the piezoelectric constant d31, a method of producing a piezoelectric body film, and a piezoelectric body device. A piezoelectric body film comprising a fluororesin as a piezoelectric material, the fluororesin containing, as a main constituent unit, a repeating unit derived from vinylidene fluoride, a piezoelectric constant d31 of the piezoelectric body film being 20 pC/N or greater, and an extrapolated onset temperature at start of shrinkage determined by TMA measurement being not lower than 90° C. and not higher than 115° C. The difference between piezoelectric constants d31 measured before and after heating the piezoelectric body film at 100° C. for 24 hours relative to the piezoelectric constant d31 before the heating for 24 hours is 20% or less.

Classes IPC  ?

• H10N 30/098 - Formation de matériaux organiques
• B29C 71/02 - Post-traitement thermique
• C08J 5/18 - Fabrication de bandes ou de feuilles
• H10N 30/857 - Compositions macromoléculaires

Abrégé

Provided is a piezoelectric film capable of sufficiently exhibiting both piezoelectric properties and transparency. A piezoelectric film including, by stacking: a transparent piezoelectric base film made of a fluororesin; and Provided is a piezoelectric film capable of sufficiently exhibiting both piezoelectric properties and transparency. A piezoelectric film including, by stacking: a transparent piezoelectric base film made of a fluororesin; and a transparent coating layer having a thickness of 0.20 to 2.5 μm, wherein the transparent coating layer forms an interface with the transparent piezoelectric base film over an entire region overlapping the transparent piezoelectric base film.

Classes IPC  ?

• H10N 30/88 - MonturesSupportsEnveloppesBoîtiers
• C08J 7/04 - Revêtement
• C08J 7/044 - Formation de revêtements conducteursFormation de revêtements ayant des propriétés antistatiques
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/857 - Compositions macromoléculaires
• H10N 30/01 - Fabrication ou traitement

Abrégé

Provided is a molded body with an enhanced thinning rate after a reduction of 5 mm or more from an initial thickness, while maintaining tensile strength. The molded body of the present invention is made out of a composition including a glycolic acid polymer, a cyclic ester, and an inorganic filler. The cyclic ester content of the composition is 10-22 mass%, and the inorganic filler content is 0.1-15 mass%. The inorganic filler is selected from the group consisting of aluminum nitride and silicon nitride.

Classes IPC  ?

• C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
• C08K 3/28 - Composés contenant de l'azote
• C08K 5/10 - EstersÉthers-esters

Abrégé

A plug that can maintain isolation also in a high-temperature and low salt concentration fluid or water only for a predetermined period of time is provided. A plug for temporarily preventing circulation of a fluid in a well includes or composed of a resin molded article, the resin molded article being formed from a polyglycolic acid resin composition containing a polyglycolic acid and a cyclic carbodiimide compound and having a carbodiimide group concentration of 15 eq/t or greater.

Classes IPC  ?

• E21B 33/12 - PackersBouchons
• E21B 33/134 - Bouchons d'étrésillon

Abrégé

The present invention provides a conductive piezoelectric film in which variation in transparency is suppressed.　The present invention relates to a conductive piezoelectric film comprising a piezoelectric film and a conductive layer that is laminated on one surface of the piezoelectric film, wherein total light transmittance is not less than 80%, the standard deviation of total light transmittance is not more than 1.4%, and the conductive layer includes at least one material selected from the group consisting of metal nanowires, conductive polymers, carbon nanotubes, and graphene.

Classes IPC  ?

• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes
• G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
• G06F 3/047 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction utilisant un ensemble de fils conducteurs, p. ex. des fils conducteurs croisés
• H01B 5/14 - Conducteurs ou corps conducteurs non isolés caractérisés par la forme comprenant des couches ou pellicules conductrices sur supports isolants
• H10N 30/045 - Traitements afin de modifier une propriété piézo-électrique ou électrostrictive, p. ex. les caractéristiques de polarisation, de vibration ou par réglage du mode par polarisation
• H10N 30/06 - Formation d’électrodes ou d’interconnexions, p. ex. de connections électriques ou de bornes
• H10N 30/20 - Dispositifs piézo-électriques ou électrostrictifs à entrée électrique et sortie mécanique, p. ex. fonctionnant comme actionneurs ou comme vibrateurs
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/857 - Compositions macromoléculaires

Abrégé

Provided is a layered piezoelectric film that has high rigidity and excellent thermal stability and smoothness.　The layered piezoelectric film comprises a piezoelectric film and a protection film layered on one surface of the piezoelectric film. The rigidity of the protection film is 1.0-20 times the rigidity of the piezoelectric film, and the thickness of the protection film is 50-200 μm.

Classes IPC  ?

• H10N 30/02 - Formation d'enceintes ou d'enveloppes
• B32B 7/022 - Propriétés mécaniques
• B32B 7/025 - Propriétés électriques ou magnétiques
• H10N 30/20 - Dispositifs piézo-électriques ou électrostrictifs à entrée électrique et sortie mécanique, p. ex. fonctionnant comme actionneurs ou comme vibrateurs
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/857 - Compositions macromoléculaires

Abrégé

The present invention provides a multilayer piezoelectric film which has excellent thermal stability, adhesion and transparency.　The present invention relates to a multilayer piezoelectric film which comprises a piezoelectric film that contains a fluorine-based resin as a main component and a thermosetting hard coat layer that is superposed on at least one surface of the piezoelectric film, wherein: if this multilayer piezoelectric film is subjected to a heat treatment at 100°C for 30 minutes, the absolute value of the thermal shrinkage ratio is 1.0% or less in both the machine direction (MD) and the transverse direction (TD); the adhesion between the piezoelectric film and the thermosetting hard coat layer is 4B or more as evaluated in accordance with ASTM D3359; and b*in the L*a*b* color system is -0.7 to 0.7.

Classes IPC  ?

• B05D 3/00 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliquésTraitement ultérieur des revêtements appliqués, p. ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides
• B05D 3/02 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliquésTraitement ultérieur des revêtements appliqués, p. ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides par cuisson
• B05D 7/00 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers
• B32B 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
• C08J 7/046 - Formation de revêtements résistants à l'abrasionFormation de revêtements de durcissement de surface
• H10N 30/20 - Dispositifs piézo-électriques ou électrostrictifs à entrée électrique et sortie mécanique, p. ex. fonctionnant comme actionneurs ou comme vibrateurs
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/85 - Matériaux actifs piézo-électriques ou électrostrictifs
• H10N 30/857 - Compositions macromoléculaires

Abrégé

An object is to provide a resin composition excellent in dry adhesion to both a positive electrode and a negative electrode. Provided is a resin composition to solve the above issue, which contains a vinylidene fluoride copolymer containing: 73.7 mass% or more and 96.9 mass% or less of a constituent unit derived from vinylidene fluoride; 0.1 mass% or more and 1.3 mass% or less of a constituent unit containing a carboxy group; and 3 mass% or more and 25 mass% or less of an other constituent unit which does not contain a carboxy group and is derived from a compound copolymerizable with vinylidene fluoride, with the proviso that a total amount of the constituent units constituting the vinylidene fluoride is taken as 100 mass%. A solution obtained by dissolving 4 g of the vinylidene fluoride copolymer in 1 L of N,N-dimethylformamide has an intrinsic viscosity at 30° C. of 0.5 dL/g or more and 3 dL/g or less.

Classes IPC  ?

• C08F 214/22 - Fluorure de vinylidène
• H01M 50/46 - Séparateurs, membranes ou diaphragmes caractérisés par leur combinaison avec des électrodes
• H01M 50/449 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches
• C09D 7/61 - Adjuvants non macromoléculaires inorganiques
• C09D 127/16 - Homopolymères ou copolymères du fluorure de vinylidène
• H01M 50/426 - Polymères fluorocarbonés
• C09D 7/40 - Adjuvants

Abrégé

The present invention provides a multilayer film configured from 80 mass% or more of a polyolefin resin, the multilayer film having exceptional mechanical characteristics and thermal shrinkage properties.　A thermally shrinkable multilayer film according to the present invention comprising at least three layers, including an outer surface layer (a) containing a polyolefin resin, an intermediate layer (b) containing a gas-barrier resin, and an inner surface layer (c) containing a polyolefin resin, wherein: at least one layer in the multilayer film contains a cyclic olefin copolymer; and the mass ratio of the polyolefin resin to the multilayer film is 80 mass% or greater, and the mass ratio of the cyclic olefin copolymer to the multilayer film is 15 mass% or greater, where 100 mass% represents the total mass of the multilayer film.

Classes IPC  ?

• B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
• B32B 27/00 - Produits stratifiés composés essentiellement de résine synthétique
• B32B 27/28 - Produits stratifiés composés essentiellement de résine synthétique comprenant des copolymères de résines synthétiques non complètement couverts par les sous-groupes suivants
• B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage

Abrégé

A binder according to an embodiment of the present invention contains: a vinylidene fluoride polymer containing 50 mol % or greater of vinylidene fluoride units; and an oxime.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• C08F 214/22 - Fluorure de vinylidène
• C08L 27/16 - Homopolymères ou copolymères du fluorure de vinylidène
• C08K 5/33 - Oximes
• H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
• H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy

Abrégé

A poly(phenylene sulfide) resin composition having high loss factors at 50° C. or higher and 100° C. or lower is provided. The poly(phenylene sulfide) resin composition contains poly(p-phenylene sulfide) and poly(m-phenylene sulfide).

Classes IPC  ?

• C08L 81/02 - Polythio-éthersPolythioéther-polyéthers

Abrégé

An object of the present invention is to provide a method of producing an alkene using a solvent that has little decrease in production rate over time and is easy to recover and recycle. An object of the present invention is to provide a method of producing an alkene using a solvent that has little decrease in production rate over time and is easy to recover and recycle. The method of producing an alkene, which solves the problem, includes: a step of contacting a solution containing an alcohol having three or more carbon atoms and a hydroxide of an alkali metal and/or an alkaline earth metal with a halogenated alkane.

Classes IPC  ?

• C07C 17/25 - Préparation d'hydrocarbures halogénés par élimination d'halogénures d'hydrogène à partir d'hydrocarbures halogénés

Abrégé

The present invention realizes a technique for synthesizing, in a more simple manner, a carbon nanotube (CNT) from a solid carbon starting material. A CNT precursor is produced by bringing metal ions into contact with an oxygen-containing carbonaceous material in which an area ratio O/C of an O-peak to a C-peak in an XPS spectrum is 0.1 to 1.0, and then heating the CNT precursor in a non-oxidizing atmosphere to produce a CNT.

Classes IPC  ?

• C01B 32/162 - Préparation caractérisée par les catalyseurs

Abrégé

The present invention addresses the problem of providing: a polyvinylidene fluoride resin composition which is not susceptible to a hydrogen fluoride elimination reaction from a vinylidene fluoride polymer during molding, while exhibiting high transparency; and a molded body of this polyvinylidene fluoride resin composition. A resin composition according to the present invention, which solves the above-described problem, contains a vinylidene fluoride polymer as a main component, while containing ammonium phosphate and/or imidazolium sulfate.

Classes IPC  ?

• C08L 27/16 - Homopolymères ou copolymères du fluorure de vinylidène
• C08K 3/28 - Composés contenant de l'azote
• C08K 3/30 - Composés contenant du soufre, du sélénium ou du tellure
• C08K 3/32 - Composés contenant du phosphore

Abrégé

The present invention addresses the problem of providing a binder that has sufficient adhesiveness in small quantities and that is not prone to gelling even when mixed with a positive electrode active material including nickel. A binder that solves the above problem contains a vinylidene fluoride polymer, and the vinylidene fluoride polymer includes vinylidene fluoride-derived structural units and two or more structural units represented by a specific structural formula.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy

Abrégé

The present invention addresses the problem of providing a binder that has sufficient adhesiveness in small quantities and that is not prone to gelling even when mixed with a positive electrode active material including nickel. A binder that solves the above problem contains a vinylidene fluoride polymer, and the vinylidene fluoride polymer includes vinylidene fluoride-derived structural units and two or more structural units having a carboxy group, and the slurry viscosity ratio used in a specific method is not more than 100%.

Classes IPC  ?

• H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
• H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy

Abrégé

A molded body according to the present invention is a surface-modified molded body containing a fluorine-based resin, a bonding strength is 10 MPa or higher when the atomic ratio (N/F) of nitrogen atoms to fluorine atoms determined by XPS of the molded body is 0.04 or less, the atomic ratio (Si/F) of silicon atoms to fluorine atoms is 0.10 or less, and the molded body and an aluminum plate are bonded to each other through pressure bonding at 5°C above the melting point of the fluorinated resin for 5 minutes at a pressure of 3 MPa.

Classes IPC  ?

• C08J 7/12 - Modification chimique

Abrégé

The purpose of the present invention is to provide a simple production method for carbon quantum dots that mainly emit light having a wavelength of 520-580 nm when irradiated with blue light. The production method for carbon quantum dots that solves said problem has: a step for preparing a mixture including an organic compound that has a reactive group and that does not include boron atoms, and a boron compound; and a step for heating the mixture, substantially without the use of a solvent, in the presence of an alkali metal and/or an alkaline earth metal, and preparing carbon quantum dots. The quantity of nitrogen atoms included by the organic compound is in a specified range, the quantity of the boron compound is in a specified range, and the total quantity of the alkali metal and the alkaline earth metal is in a specified range.

Classes IPC  ?

• C09K 11/08 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes
• C09K 11/65 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du carbone
• C01B 32/15 - Matières carbonées nanométriques

Abrégé

The purpose of the present invention is to provide a method of obtaining halogenated alkenes at a high conversion rate with a high degree of selectivity using a catalyst produced by a simple method. A halogenated alkene production method according to the present invention includes a step in which a first catalyst containing fluorine and a specific metal, a second catalyst containing silicon and aluminum, and a halogenated alkane that has four or fewer carbon atoms and contains a fluorine atom are brought into contact with each other to induce the dehydrofluorination of the halogenated alkane.

Classes IPC  ?

• C07C 21/18 - Composés acycliques non saturés contenant des atomes d'halogène contenant des liaisons doubles carbone-carbone contenant du fluor
• C07C 17/25 - Préparation d'hydrocarbures halogénés par élimination d'halogénures d'hydrogène à partir d'hydrocarbures halogénés
• C07B 61/00 - Autres procédés généraux
• B01J 27/12 - Fluorures
• B01J 27/138 - HalogènesLeurs composés avec des métaux alcalino-terreux, du magnésium, du béryllium, du zinc, du cadmium ou du mercure

Abrégé

The purpose of the present invention is to provide a method of obtaining halogenated alkenes with a high degree of selectivity from immediately after reaction initiation using an inexpensive catalyst. A halogenated alkene production method according to the present invention includes a step in which a halogenated alkane that has four or fewer carbon atoms and contains a fluorine atom is brought into contact with coal ash to induce the dehydrohalogenation of the halogenated alkane.

Classes IPC  ?

• C07C 17/25 - Préparation d'hydrocarbures halogénés par élimination d'halogénures d'hydrogène à partir d'hydrocarbures halogénés
• B01J 23/02 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe des métaux alcalins ou alcalino-terreux ou du béryllium
• C07B 61/00 - Autres procédés généraux
• C07C 21/18 - Composés acycliques non saturés contenant des atomes d'halogène contenant des liaisons doubles carbone-carbone contenant du fluor