A polyester polymer composition is disclosed containing reinforcing fibers and having improved adhesion to elastomeric materials while also being formulated for medical applications and/or food service applications. The polyester polymer composition can contain a blend of different polyester polymers and can be free of hindered phenolic antioxidants. The polyester polymer composition can be used in overmolding applications in which the composition is initially molded into a polymer component and then overmolded with an elastomeric material. The elastomeric material can contain a copolyester elastomer and can serve as a sealing member.
A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more shutdown reducing additives. The shutdown reducing additives decrease the shutdown temperature of polymer articles made from the polymer composition. In one embodiment, the polymer composition is used to form a porous membrane for use of a battery separator.
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B29K 105/00 - Présentation, forme ou état de la matière moulée
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p.ex. par séchage du coagulum
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p.ex. batteries à insertion ou intercalation de lithium dans les deux électrodes; Batteries à l'ion lithium
H01M 50/451 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches comprenant des couches de matériau organique uniquement et des couches comprenant un matériau inorganique
3.
Polyoxymethylene Composition in Food Handling Applications
The present disclosure is directed to a polyacetal, or polyoxymethylene (POM), base composition which contains an additive package containing additives suitable for food processing applications. Of particular advantage, POM produced according to the present disclosure may demonstrate low formaldehyde emissions, extractables, or both, when measured by standard methods without containing any formaldehyde scavenger packages.
A polymer composition for producing gel extruded articles is described. The polymer composition contains one or more high density polyethylene polymers combined with one or more olefinic copolymers. In order to form gel extruded articles, the polymer composition is combined with a plasticizer. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices. The presence of the olefinic copolymer can increase the adhesive characteristics of membranes made from the composition when placed in contact with an anode and/or a cathode. When producing porous membranes, the olefin copolymer can also decrease the shutdown temperature and increase wettability properties.
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p.ex. par séchage du coagulum
A polymer composition for producing gel extruded articles is described. The polymer composition contains one or more high density polyethylene polymers combined with one or more olefinic copolymers. In order to form gel extruded articles, the polymer composition is combined with a plasticizer. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices. The presence of the olefinic copolymer can increase the adhesive characteristics of membranes made from the composition when placed in contact with an anode and/or a cathode. When producing porous membranes, the olefin copolymer can also decrease the shutdown temperature and increase wettability properties.
The present disclosure is directed to laminated articles, such as articles for food and beverages, that are biodegradable and/or paper recyclable. The articles include a substrate comprising a film layer. The film layer is formed from a film made from biodegradable and/or paper recyclable polymer materials. The film layer is resistant and/or impermeable to liquids The article is capable of being frozen and/or heated using, for instance, a microwave oven without delaminating.
An ion separator for electronic devices, such as batteries, is disclosed. The separator is formed from at least one polyethylene polymer. The polyethylene polymer is modified in a way that causes polymer chain interactions in an amount sufficient to increase the meltdown temperature of the membrane. Cross-linking or other chain interactions can occur using radiation or a chemical chain interactive agent, such as an acrylic acid. In one embodiment, the membrane is exposed to radiation and also is chemically cross-linked.
A polymer composition for producing gel extruded articles is described. The polymer composition contains a polyethylene polymer grafted with a surface tension reducing agent optionally combined with unmodified polyethylene particles. In order to form gel extruded articles, the polymer composition is combined with a plasticizer. The polymer articles have dramatically increased wettability properties. The polymer composition is used to form a porous membrane for use as a separator in electronic devices.
C08L 51/06 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone; Compositions contenant des dérivés de tels polymères greffés sur des homopolymères ou des copolymères d'hydrocarbures aliphatiques ne contenant qu'une seule liaison double carbone-carbone
The present disclosure is directed to laminated articles, such as articles for food and beverages, that are biodegradable and/or paper recyclable. The articles include a substrate comprising a film layer. The film layer is formed from a film made from biodegradable and/or paper recyclable polymer materials. The film layer is resistant and/or impermeable to liquids The article is capable of being frozen and/or heated using, for instance, a microwave oven without delaminating.
B29C 51/10 - Formage par une différence de pression, p.ex. sous vide
B29C 51/26 - Façonnage par thermoformage, p.ex. façonnage de feuilles dans des moules en deux parties ou par emboutissage profond; Appareils à cet effet - Eléments constitutifs, détails ou accessoires; Opérations auxiliaires
B29K 1/00 - Utilisation de cellulose, de cellulose modifiée ou de dérivés de cellulose, p.ex. de viscose, comme matière de moulage
B32B 1/00 - Produits stratifiés ayant essentiellement une forme générale autre que plane
B32B 3/26 - Produits stratifiés caractérisés essentiellement par le fait qu'une des couches comporte des discontinuités ou des rugosités externes ou internes, ou bien qu'une des couches est de forme générale non plane; Produits stratifiés caractérisés essentiellement par des particularismes de forme caractérisés par une couche comportant des cavités ou des vides internes
B32B 23/06 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques comprenant de telles substances comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 23/20 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques comprenant des esters
10.
Biodegradable Polymer Composition Containing High Levels of Strength Adjuvant Particles
A polymer composition is disclosed formed from a cellulose ester polymer, a plasticizer, and at least one strength adjuvant. The strength adjuvant can comprise filler particles. The filler particles are added to the polymer composition in relatively great amounts, such as in amounts greater than 30% by weight.
An aqueous copolymer dispersion is obtained by a multi-stage emulsion polymerization process comprising polymerizing in a reaction zone in a first polymerization stage a first monomer composition comprising at least 88 wt % of a viny I ester of a C1 to C18 carboxylic acid and up to 12 wt % ethylene to produce a first stage polymer having Tg>20° C.; and polymerizing in the reaction zone, in a second polymerization stage and in the presence of the first stage polymer, a second monomer composition comprising a vinyl ester of a C1 to C18 carboxylic acid and a C2 to C8 alkyl ester of (meth)acrylic acid to produce a second stage polymer having Tg≤20° C. Each of the polymerization stages is conducted in the presence of a stabilizing system comprising at least 0.1 wt % of a protective colloid and at least 0.05 wt % of an ionic surfactant.
C08F 220/18 - Esters des alcools ou des phénols monohydriques des phénols ou des alcools contenant plusieurs atomes de carbone avec l'acide acrylique ou l'acide méthacrylique
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website.
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website.
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website.
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website.
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Providing temporary use of non-downloadable software using artificial intelligence for the purpose of acting as an online virtual assistant to reply to questions from visitors to the company website
18.
Thermoplastic Vulcanizates Having Lower Carbon Footprint
A method of forming a thermoplastic vulcanizate and a thermoplastic vulcanizate are disclosed. The method comprises dynamically vulcanizing a formulation comprising a thermoplastic resin, an elastomer, an oil comprising a re-refined oil, and a curing agent to provide the thermoplastic vulcanizate comprising the thermoplastic resin and an at least partially cured elastomer. The thermoplastic vulcanizate comprises a thermoplastic resin in an amount of 5 wt. % or more based on the weight of the thermoplastic vulcanizate, an at least partially cured elastomer in an amount of 5 wt. % or more based on the weight of the thermoplastic vulcanizate, and an oil comprising a re-refined oil.
A method of forming a thermoplastic vulcanizate and a thermoplastic vulcanizate are disclosed. The method comprises dynamically vulcanizing a formulation comprising a thermoplastic resin, an elastomer, an oil comprising a re-refined oil, and a curing agent to provide the thermoplastic vulcanizate comprising the thermoplastic resin and an at least partially cured elastomer. The thermoplastic vulcanizate comprises a thermoplastic resin in an amount of 5 wt.% or more based on the weight of the thermoplastic vulcanizate, an at least partially cured elastomer in an amount of 5 wt.% or more based on the weight of the thermoplastic vulcanizate, and an oil comprising a re-refined oil.
C08L 23/10 - Homopolymères ou copolymères du propylène
C08L 23/16 - Copolymères éthylène-propylène ou éthylène-propylène-diène
C08L 53/00 - Compositions contenant des copolymères séquencés possédant au moins une séquence d'un polymère obtenu par des réactions ne faisant intervenir que des liaisons non saturées carbone-carbone; Compositions contenant des dérivés de tels polymères
C08L 23/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carbone; Compositions contenant des dérivés de tels polymères
20.
Gel Extruded Articles Made From High Density Polyethylene With Narrow Molecular Weight Distribution
A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer. The polyethylene polymer has a narrow molecular weight distribution. Polymer articles made in accordance with the present disclosure have enhanced strength properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
B29C 48/08 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet caractérisées par la forme à l’extrusion de la matière extrudée plate, p.ex. panneaux flexible, p.ex. pellicules
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
A fiber reinforced polyester polymer composition is disclosed that is specially formulated for food contact applications and/or medical applications. The polyester polymer composition contains glass fibers that are either bisphenol-A free or contain free bisphenol-A in only trace/residual amounts. The composition can be formulated without using conventional stabilizers, antioxidants and/or lubricants. The polymer composition displays excellent mechanical properties.
C08L 67/02 - Polyesters dérivés des acides dicarboxyliques et des composés dihydroxylés
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone; Compositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
C08L 23/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carbone; Compositions contenant des dérivés de tels polymères
22.
Food and Medical Grade Polymer Composition and Articles Made Therefrom
A fiber reinforced polyester polymer composition is disclosed that is specially formulated for food contact applications and/or medical applications. The polyester polymer composition contains glass fibers that are either bisphenol-A free or contain free bisphenol-A in only trace/residual amounts. The composition can be formulated without using conventional stabilizers, antioxidants and/or lubricants. The polymer composition displays excellent mechanical properties.
Polyester polymer compositions are described containing one or more nucleating agents and optionally reinforcing fibers. The polyester polymer, for instance, can be poly butylene terephthalate. The polymer composition is particularly formulated in order to be substantially transparent at specific wavelengths of light. Consequently, the polyester polymer composition is well suited for use in laser transmission welding in which a laser beam passes through the polymer composition and forms a weld on an adjoining surface. In one aspect, a black pigment masterbatch can be added to the composition for further improving the transparency properties.
Thermoplastic polymer compositions are disclosed that demonstrate a flame resistance rating of V-0 at a thickness of 0.8 mm and a Comparative Tracking Index of 600 V. The polymer compositions can contain a glass-reinforced polyester polymer, namely a polybutylene terephthalate polymer. A flame retardant composition is combined with the polymer composition in addition to one or more insulating adjuvants.
Thermoplastic polymer compositions are disclosed that demonstrate a flame resistance rating of V-0 at a thickness of 0.8 mm and a Comparative Tracking Index of 600 V. The polymer compositions can contain a glass-reinforced polyester polymer, namely a polybutylene terephthalate polymer. A flame retardant composition is combined with the polymer composition in addition to one or more insulating adjuvants.
C08G 69/26 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés de polyamines et d'acides polycarboxyliques
C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
26.
Thermoplastic Vulcanizate Gasket for Use in an Electrolyzer
An electrolyzer comprising an electrolyzer cell is disclosed. The electrolyzer cell comprises a first spacer frame, a second spacer frame, and a first gasket having a first surface contacting the first spacer frame and a second and opposing surface contacting the second spacer frame. The first gasket comprises a thermoplastic vulcanizate comprising a thermoplastic resin and an at least partially cured elastomer. The thermoplastic vulcanizate exhibits a Shore A hardness (ISO 868-85) of from 35 to 100.
A porous polymer product is disclosed that is particularly well suited to filtering fluid streams for removing contaminants. The contaminant, for instance, can be a metal contained in the fluid stream in trace amounts, such as rhodium. The porous polymer product can be made from one or more polybenzimidazole polymers. In one aspect, the one or more polybenzimidazole polymers can be sintered together into a shape suitable for a particular application.
B01J 20/28 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtration; Absorbants ou adsorbants pour la chromatographie; Procédés pour leur préparation, régénération ou réactivation caractérisées par leur forme ou leurs propriétés physiques
B01J 20/30 - Procédés de préparation, de régénération ou de réactivation
C02F 1/00 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout
C02F 1/28 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par absorption ou adsorption
A polymer composition is disclosed that contains glass fibers and has an excellent balance of properties. The polymer composition displays a comparative tracking index of greater than about 400 volts and a dielectric strength of greater than about 4 kV/mm. In addition, the polymer composition results in excellent surface properties even when molding parts having a long length. The polymer composition can contain at least one stabilizer in combination with a calcium phosphate, such as a calcium hydroxyphosphate. In one aspect, the calcium phosphate is present in the polymer composition in the form of bone char.
A polymer composition is disclosed that contains glass fibers and has an excellent balance of properties. The polymer composition displays a comparative tracking index of greater than about 400 volts and a dielectric strength of greater than about 4 kV/mm. In addition, the polymer composition results in excellent surface properties even when molding parts having a long length. The polymer composition can contain at least one stabilizer in combination with a calcium phosphate, such as a calcium hydroxyphosphate. In one aspect, the calcium phosphate is present in the polymer composition in the form of bone char.
A high molecular weight polyethylene polymer is formulated so that the polymer is capable of being injection molded. The polyethylene polymer has a Viscosity Number of greater than about 400 ml/g and has a melt flow rate of greater than about 0.9 g/10 min. The polyethylene polymer is of high purity and is particularly well suited for producing medical products.
A61B 90/98 - Moyens d’identification pour les patients ou les instruments, p.ex. étiquettes utilisant des moyens électromagnétiques, p.ex. transpondeurs
A61C 8/00 - Moyens destinés à être fixés à l'os de la mâchoire pour consolider les dents naturelles ou pour y assujettir des prothèses dentaires; Implants dentaires; Outils pour l'implantation
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A61F 6/14 - Dispositifs de contraception; Pessaires; Dispositifs pour les introduire à usage féminin du type intra-utérin
A61J 15/00 - Tubes pour l'alimentation thérapeutique
A61K 47/32 - Composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone, p.ex. carbomères
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
B29C 45/00 - Moulage par injection, c. à d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule fermé; Appareils à cet effet
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B29K 105/00 - Présentation, forme ou état de la matière moulée
Molded polymer components are described that are configured to be used in a coolant fluid circulation system. The molded polymer components, for instance, can at least partially define a coolant fluid pathway and are well suited for use in cooling batteries and other electrical components in electric vehicles. The molded polymer components can be made from a polyoxymethylene polymer composition containing reinforcing fibers.
B29C 70/06 - Façonnage de matières composites, c. à d. de matières plastiques comprenant des renforcements, des matières de remplissage ou des parties préformées, p.ex. des inserts comprenant uniquement des renforcements, p.ex. matières plastiques auto-renforçantes des renforcements fibreux uniquement
Molded polymer components are described that are configured to be used in a coolant fluid circulation system. The molded polymer components, for instance, can at least partially define a coolant fluid pathway and are well suited for use in cooling batteries and other electrical components in electric vehicles. The molded polymer components can be made from a polyoxymethylene polymer composition containing reinforcing fibers.
A molded article comprising a crosslinked thermoplastic vulcanizate comprising a crosslinked ethylene polymer and an at least partially cured elastomer is disclosed. Methods of making such a molded article are also disclosed. The present disclosure is also directed to a crosslinkable thermoplastic vulcanizate comprising a crosslinkable ethylene polymer and an at least partially cured elastomer.
A molded part for use in a head-mounted display system or handheld controller is disclosed. The molded part is configured to contact a user's head or hand and contains a thermoplastic vulcanizate comprising a thermoplastic resin and an at least partially cured elastomer. The thermoplastic vulcanizate exhibits a Shore A hardness (ISO 868-85) of from 20 to 95.
G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
G02B 30/00 - Systèmes ou appareils optiques pour produire des effets tridimensionnels [3D], p.ex. des effets stéréoscopiques
A63F 13/26 - Dispositions de sortie pour les dispositifs de jeu vidéo ayant au moins un dispositif d’affichage supplémentaire, p.ex. sur la manette de jeu ou à l’extérieur d’une cabine de jeu
35.
THERMOPLASTIC VULCANIZATE GASKET FOR USE IN AN ELECTROLYZER
An electrolyzer comprising an electrolyzer cell is disclosed. The electrolyzer cell comprises a first spacer frame, a second spacer frame, and a first gasket having a first surface contacting the first spacer frame and a second and opposing surface contacting the second spacer frame. The first gasket comprises a thermoplastic vulcanizate comprising a thermoplastic resin and an at least partially cured elastomer. The thermoplastic vulcanizate exhibits a Shore A hardness (ISO 868-85) of from 35 to 100.
A multi-layer film is described and disclosed. The multi-layer film can be made from renewable resources. The multi-layer film can also be biodegradable and compostable. In one aspect, the film includes a cellulose ester polymer layer laminated to a bio-based polyester film layer. The bio-based polyester film layer provides heat seal properties, while the cellulose ester polymer layer provides tear resistance and better modulus properties.
B29C 48/08 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet caractérisées par la forme à l’extrusion de la matière extrudée plate, p.ex. panneaux flexible, p.ex. pellicules
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p.ex. à double paroi
B32B 23/08 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques comprenant de telles substances comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique
B32B 15/09 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique comprenant des polyesters
A multi-layer film is described and disclosed. The multi-layer film can be made from renewable resources. The multi-layer film can also be biodegradable and compostable. In one aspect, the film includes a cellulose ester polymer layer laminated to a bio-based polyester film layer. The bio-based polyester film layer provides heat seal properties, while the cellulose ester polymer layer provides tear resistance and better modulus properties.
B32B 23/08 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques comprenant de telles substances comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétique
B32B 23/14 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques caractérisées par leur teneur en ingrédients composites particuliers
B32B 23/20 - Produits stratifiés composés essentiellement de substances cellulosiques plastiques comprenant des esters
38.
Polymer Composition and Membranes Made Therefrom With Improved Mechanical Strength
A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more strength enhancing additives. Polymer articles made in accordance with the present disclosure have enhanced strength properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
C08J 3/11 - Production de solutions, dispersions, latex ou gel par d'autres procédés que ceux utilisant les techniques de polymérisation en solution, en émulsion ou en suspension dans des liquides organiques à partir de polymères solides
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p.ex. par séchage du coagulum
The present disclosure is directed to a process for recycling polyoxymethylene polymers and to polymer compositions containing the recycled polyoxymethylene polymers. The recycled polyoxymethylene polymers are combined with one or more virgin polyoxymethylene polymers to produce polymer compositions displaying excellent mechanical properties in combination with a high level of stability.
A long fiber-reinforced polymer composition is disclosed having excellent flame retardant properties. The flame retardant composition can include a flame retardant system comprised of a metal phosphinate in combination with elevated levels of a synergist, such as a polyphosphate. The composition can display excellent flame resistant properties at extremely small thicknesses.
The present disclosure is directed to a process for recycling polyoxymethylene polymers and to polymer compositions containing the recycled polyoxymethylene polymers. The recycled polyoxymethylene polymers are combined with one or more virgin polyoxymethylene polymers to produce polymer compositions displaying excellent mechanical properties in combination with a high level of stability.
G01F 1/00 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu
B29B 17/00 - Récupération de matières plastiques ou d'autres constituants des déchets contenant des matières plastiques
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with thermoplastic polymer particles and sintered into a shape. The polymer particles act as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
C08J 9/24 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par fusion de surface et liaison des particules pour former des vides, p.ex. par frittage
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement
C08J 9/26 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase solide d'un objet ou d'une composition macromoléculaire, p.ex. par lessivage
A hydrophilic porous polymer film is disclosed that is particularly well-suited for use in an electrolysis cell producing hydrogen. The porous polymer film contains one or more high-density polyethylene polymers in combination with one or more hydrophilic additives. The porous film can be formed through a gel extrusion process or through sintering. Extremely thin films can be produced that have desired permeability characteristics, hydrophilicity characteristics, and mechanical characteristics necessary for use in the cell.
C25B 13/08 - PROCÉDÉS ÉLECTROLYTIQUES OU ÉLECTROPHORÉTIQUES POUR LA PRODUCTION DE COMPOSÉS ORGANIQUES OU MINÉRAUX, OU DE NON-MÉTAUX; APPAREILLAGES À CET EFFET Éléments d'espacement caractérisés par le matériau à base de matériaux organiques
44.
FUNCTIONALIZED POROUS COMPOSITES CONTAINING CHEMICAL SCAVENGERS
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
B01D 15/36 - Adsorption sélective, p.ex. chromatographie caractérisée par le mécanisme de séparation impliquant une interaction ionique, p.ex. échange d'ions, paire d'ions, suppression d'ions ou exclusion d'ions
B01D 15/42 - Adsorption sélective, p.ex. chromatographie caractérisée par le mode de développement, p.ex. par déplacement ou par élution
B01D 27/14 - Filtres à cartouches du type à jeter ayant plusieurs éléments filtrants
B01J 23/06 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe du zinc, du cadmium ou du mercure
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement
B29C 70/00 - Façonnage de matières composites, c. à d. de matières plastiques comprenant des renforcements, des matières de remplissage ou des parties préformées, p.ex. des inserts
B29C 67/24 - Techniques de façonnage non couvertes par les groupes , ou caractérisés par le choix de la matière
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with thermoplastic polymer particles and sintered into a shape. The polymer particles act as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
B01J 20/28 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtration; Absorbants ou adsorbants pour la chromatographie; Procédés pour leur préparation, régénération ou réactivation caractérisées par leur forme ou leurs propriétés physiques
B01J 20/30 - Procédés de préparation, de régénération ou de réactivation
C02F 1/28 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par absorption ou adsorption
A hydrophilic porous polymer film is disclosed that is particularly well-suited for use in an electrolysis cell producing hydrogen. The porous polymer film contains one or more high-density polyethylene polymers in combination with one or more hydrophilic additives. The porous film can be formed through a gel extrusion process or through sintering. Extremely thin films can be produced that have desired permeability characteristics, hydrophilicity characteristics, and mechanical characteristics necessary for use in the cell.
H01M 50/46 - Séparateurs, membranes ou diaphragmes caractérisés par leur combinaison avec des électrodes
H01M 4/13 - PROCÉDÉS OU MOYENS POUR LA CONVERSION DIRECTE DE L'ÉNERGIE CHIMIQUE EN ÉNERGIE ÉLECTRIQUE, p.ex. BATTERIES Électrodes Électrodes composées d'un ou comprenant un matériau actif Électrodes pour accumulateurs à électrolyte non aqueux, p.ex. pour accumulateurs au lithium; Leurs procédés de fabrication
H01M 10/05 - Accumulateurs à électrolyte non aqueux
50.
FUNCTIONALIZED POROUS COMPOSITES CONTAINING CHEMICAL SCAVENGERS
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
C08J 9/24 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par fusion de surface et liaison des particules pour former des vides, p.ex. par frittage
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement
51.
Process for Producing Functionalized Porous Composites
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
C08J 9/24 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par fusion de surface et liaison des particules pour former des vides, p.ex. par frittage
C08J 9/00 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement
C08J 9/26 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase solide d'un objet ou d'une composition macromoléculaire, p.ex. par lessivage
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p.ex. par séchage du coagulum
Adhesives comprising an aqueous polymer dispersion, at least one cross-linker, and optional additives, are provided for film lamination. The adhesives comprise a polymer dispersion comprising at least one salt, at least one ethylenically unsaturated monomer with at least one keto or aldehyde group, and at least one compound with at least two functional groups that are capable to react with the keto or aldehyde groups. The adhesives advantageously provide a strong connection between a transparent plastic film or foil and a substrate such as paper or cardboard while being safer and cheaper.
B32B 3/30 - Produits stratifiés caractérisés essentiellement par le fait qu'une des couches comporte des discontinuités ou des rugosités externes ou internes, ou bien qu'une des couches est de forme générale non plane; Produits stratifiés caractérisés essentiellement par des particularismes de forme caractérisés par une couche comportant des cavités ou des vides internes caractérisés par une couche comportant des retraits ou des saillies, p.ex. des gorges, des nervures
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
C08F 220/18 - Esters des alcools ou des phénols monohydriques des phénols ou des alcools contenant plusieurs atomes de carbone avec l'acide acrylique ou l'acide méthacrylique
C08G 18/62 - Polymères de composés contenant des liaisons doubles carbone-carbone
C08G 18/73 - Polyisocyanates ou polyisothiocyanates acycliques
Polymer composite materials are disclosed containing one or more chemical scavengers. The polymer composites are porous and are configured to be contacted with a liquid for removing trace amounts of metals, proteins, polypeptides, polyphenols, other organic compounds, and the like. In order to produce the porous composite polymer product, one or more chemical scavengers are combined with high density polyethylene particles and sintered into a shape. The polyethylene resin acts as a binder trapping or encasing the one or more chemical scavengers in the porous structure.
A long fiber-reinforced polymer composition is disclosed having excellent flame retardant properties. The flame retardant composition can include a flame retardant system comprised of a metal phosphinate in combination with elevated levels of a synergist, such as a polyphosphate. The composition can display excellent flame resistant properties at extremely small thicknesses.
C08K 5/521 - Esters des acides phosphoriques, p.ex. de H3PO4
B29C 48/285 - Alimentation de l’extrudeuse en matière d’extrusion
B29C 70/06 - Façonnage de matières composites, c. à d. de matières plastiques comprenant des renforcements, des matières de remplissage ou des parties préformées, p.ex. des inserts comprenant uniquement des renforcements, p.ex. matières plastiques auto-renforçantes des renforcements fibreux uniquement
55.
Low Emission Polyoxymethylene Composition With Color Stability
A polyoxymethylene polymer composition is disclosed containing a formaldehyde stabilizer package. The formaldehyde stabilizer package contains, in one embodiment, a substituted hydantoin that has been found to dramatically reduce formaldehyde emissions either alone or in combination with another emission control agent.
A polyoxymethylene polymer composition is disclosed containing a formaldehyde stabilizer package. The formaldehyde stabilizer package contains, in one embodiment, a substituted hydantoin that has been found to dramatically reduce formaldehyde emissions either alone or in combination with another emission control agent.
Polyester polymer compositions are described containing a blend of different polyester polymers. The different polyester polymers are combined with one or more laser additives for producing polymer articles that have excellent laser weldable characteristics. The polymer composition can also contain reinforcing fibers and a lubricant. In one aspect, the laser additive is a carbonaceous material alone or in combination with a quinoline.
Described herein are thermoplastic vulcanizate compositions that include a thermoplastic matrix comprising a cyclic olefin copolymer and an oil and particles dispersed in the thermoplastic matrix and comprising an at least partially cross-linked rubber. The thermoplastic vulcanizate composition has a tan δ profile comprising a peak occurring between about −20° C. and about 90° C. and having a peak value between about 0.1 and about 2.0.
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
B29C 48/09 - Objets dont la section transversale comporte des cavités partiellement ou entièrement fermées, p.ex. tuyaux ou canaux
59.
Process for reducing gate blush and mold design for same
A system and process for injection molding polymer articles is described. The system and process are designed to reduce gate blush. In one embodiment, an injection molding device injects a molten polymer composition into a mold cavity adjacent to an interior curved surface on the mold. The flow of the polymer material is parallel to a line that is tangent to the curved surface.
B29C 45/00 - Moulage par injection, c. à d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule fermé; Appareils à cet effet
A polymer composition is disclosed that is particularly formulated for producing gel extruded articles containing a high density polyethylene polymer. In one embodiment, the polymer composition is used to produce a porous membrane or film well suited for use as an ion separator in an electronic device, such as a battery. The polymer composition contains a molecular weight retention package that preserves the molecular weight of the polyethylene polymer during extrusion.
Disclosed herein is a catalyst and a process for the acetoxylation of olefins in a gaseous reaction stream containing an olefin, acetic acid, and an oxygen-containing gas using the catalyst. The catalyst may comprise a support material and a catalytic layer disposed on an external surface of the support material. The catalytic layer may comprise palladium and gold. The catalyst may comprise from 7 to 10 g/L palladium and from 3 to 8 g/L gold.
Disclosed herein is a process for the acetoxylation of olefins in a gaseous reaction stream containing an olefin, acetic acid, and an oxygen-containing gas. The process comprises passing a reaction gas over at least two fixed catalyst zones, arranged in series. The catalyst zones are located in one or more reaction tubes arranged in parallel. The at least two fixed catalyst zones comprise an inlet catalyst zone comprising an inlet catalyst and an outlet catalyst zone comprising an outlet catalyst and certain conditions may be met for the inlet and outlet catalyst.
C07C 67/055 - Préparation d'esters d'acides carboxyliques par réaction d'acides carboxyliques ou d'anhydrides symétriques sur des liaisons carbone-carbone non saturées avec oxydation en présence des métaux du groupe du platine ou de leurs composés
An extrusion molded gasket and a method of making such a gasket comprising one or more annular sections configured to engage a door rim of an appliance tub, one or more annular sections configured to engage the appliance tub, and one or more sealing sections disposed therebetween, wherein the gasket comprises at least one thermoplastic vulcanizate comprising at least 15 wt %, by weight of the thermoplastic vulcanizate (TPV), of a cross-linkable ethylene-based elastomer and within a range from 5 to 30 wt %, by weight of the TPV, of at least one thermoplastic, the TPV having a Shore Hardness within a range from 35 A to 100 A (or 50 D), and wherein the TPV is extrusion molded into the gasket
F16J 15/10 - Joints d'étanchéité entre surfaces immobiles entre elles avec garniture solide comprimée entre les surfaces à joindre par garniture non métallique
64.
GEL EXTRUDED ARTICLES WITH MOLECULAR WEIGHT RETENTION
A polymer composition is disclosed that is particularly formulated for producing gel extruded articles containing a high density polyethylene polymer. In one embodiment, the polymer composition is used to produce a porous membrane or film well suited for use as an ion separator in an electronic device, such as a battery. The polymer composition contains a molecular weight retention package that preserves the molecular weight of the polyethylene polymer during extrusion.
C08J 3/02 - Production de solutions, dispersions, latex ou gel par d'autres procédés que ceux utilisant les techniques de polymérisation en solution, en émulsion ou en suspension
C08L 23/04 - Homopolymères ou copolymères de l'éthylène
A polymer composition is disclosed formed from at least one bio-based polymer and at least one odor masking agent. The odor masking agent is designed to control odors by masking the odors during melt processing of the composition without significantly interfering with the optical and/or mechanical characteristics of the composition.
A polymer composition comprising a cellulose ester polymer combined with at least one salt additive. The salt additive can be combined with the cellulose ester polymer in order to decrease the melt flow rate of the polymer and improve melt processing of the polymer for forming molded articles.
A polymer composition is disclosed formed from at least one bio-based polymer and at least one odor masking agent. The odor masking agent is designed to control odors by masking the odors during melt processing of the composition without significantly interfering with the optical and/or mechanical characteristics of the composition.
A polymer composition comprising a cellulose ester polymer combined with at least one salt additive. The salt additive can be combined with the cellulose ester polymer in order to decrease the melt flow rate of the polymer and improve melt processing of the polymer for forming molded articles.
A polymer composition comprising a cellulose ester polymer in combination with a property enhancing agent. The property enhancing agent is combined with the cellulose ester polymer in an amount sufficient to improve at least one physical property. For instance, in one aspect, the melt processing characteristics of the polymer composition can be improved. Alternatively or in addition, molded articles made from the polymer composition can have improved surface characteristics. The property enhancing agent can be an acidic species, such as a diprotic, organic acid.
A polymer composition comprising a cellulose ester polymer in combination with a property enhancing agent. The property enhancing agent is combined with the cellulose ester polymer in an amount sufficient to improve at least one physical property. For instance, in one aspect, the melt processing characteristics of the polymer composition can be improved. Alternatively or in addition, molded articles made from the polymer composition can have improved surface characteristics. The property enhancing agent can be an acidic species, such as a diprotic, organic acid.
A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more surface tension reducing techniques. In one aspect, the surface tension reducing technique includes adding a filler or chemical component to the polyethylene polymer for increasing wettability. Alternatively, the surface tension reducing technique can be a surface treatment, such as a plasma treatment. Polymer articles made in accordance with the present disclosure can have dramatically increased wettability properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p.ex. par séchage du coagulum
A long fiber-reinforced polymer composition is disclosed having excellent flame retardant properties, optionally in combination with long-term heat stability. The flame retardant composition can include a flame retardant system comprised of only two flame retardant components. The composition can display excellent flame resistant properties at extremely small thicknesses. The composition can also contain a stabilizer package that dramatically improves heat aging properties.
C08L 77/10 - Polyamides dérivés de groupes amino et carboxyle liés aromatiquement soit d'acides aminocarboxyliques, soit de polyamines et d'acides polycarboxyliques
A long fiber-reinforced polymer composition is disclosed having excellent flame retardant properties, optionally in combination with long-term heat stability. The flame retardant composition can include a flame retardant system comprised of only two flame retardant components. The composition can display excellent flame resistant properties at extremely small thicknesses. The composition can also contain a stabilizer package that dramatically improves heat aging properties.
D02G 3/04 - Fils provenant de mélange ou autres filés ou fils contenant des composants faits de matières différentes
D03D 15/283 - Tissus caractérisés par la matière, la structure ou les propriétés des fibres, des filaments, des filés, des fils ou des autres éléments utilisés en chaîne ou en trame caractérisés par la matière des fibres ou des filaments formant les filés ou les fils à base de polymères synthétiques, p.ex. fibres polyamides ou fibres polyesters
D06M 15/673 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone contenant du phosphore dans la chaîne principale contenant du phosphore et de l'azote dans la chaîne principale
Aqueous copolymer dispersions are useful for incorporating into primer formulations. The aqueous copolymer dispersions comprise a vinyl acetate-based copolymer and have a particle size of less than or equal to 120 nanometers. The resulting primer formulations have good penetration in various substrates, and/or water resistance/binding properties.
C09D 5/00 - Compositions de revêtement, p.ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produits; Apprêts en pâte
Porous polymer films and fibers are disclosed that are subjected to an oxygen plasma treatment without causing a deterioration of mechanical properties. In one aspect, the plasma process can be a low pressure plasma process with microwave discharge. Exposure times can be minimized for preserving physical properties. Porous polymer films made according to the present disclosure can show dramatically improved wicking properties when tested against electrolyte solutions, indicating a significant increase in ion conductivity.
H01M 10/02 - PROCÉDÉS OU MOYENS POUR LA CONVERSION DIRECTE DE L'ÉNERGIE CHIMIQUE EN ÉNERGIE ÉLECTRIQUE, p.ex. BATTERIES Éléments secondaires; Leur fabrication - Détails
76.
Acesulfame Potassium Compositions and Processes for Producing Same
Compositions and processes for producing high purity acesulfame potassium are described. One process comprises the steps of forming a cyclic sulfur trioxide adduct; hydrolyzing the cyclic sulfur trioxide adduct to form an acesulfame-H composition comprising acesulfame-H; neutralizing the acesulfame-H in the acesulfame-H composition to form a crude acesulfame potassium composition comprising acesulfame potassium and less than 2800 wppm acetoacetamide-N-sulfonic acid, wherein the neutralizing step is conducted or maintained at a pH at or below 11.0; and treating the crude acesulfame potassium composition to form the finished acesulfame potassium composition comprising acesulfame potassium and less than 37 wppm acetoacetamide-N-sulfonic acid.
A23L 27/30 - ALIMENTS, PRODUITS ALIMENTAIRES OU BOISSONS NON ALCOOLISÉES NON COUVERTS PAR LES SOUS-CLASSES OU ; LEUR PRÉPARATION OU TRAITEMENT, p.ex. CUISSON, MODIFICATION DES QUALITÉS NUTRITIVES, TRAITEMENT PHYSIQUE ; CONSERVATION DES ALIMENTS OU PRODUITS ALIMENTAIRES EN GÉNÉRAL Édulcorants artificiels; Sels de table; Substituts diététiques du sel; Leur préparation ou leur traitement Édulcorants artificiels
A polymer composition containing a cellulose ester polymer in combination with one or more plasticizers. The plasticizer can comprise a polyethylene glycol and/or triacetin. The polyethylene glycol plasticizer can have a number average molecular weight that has been found to improve one or more properties of the composition or of articles made from the composition.
A colorized and tribologically modified polyoxymethylene polymer composition is disclosed. The polyoxymethylene polymer composition is comprised of a polyoxymethylene polymer in combination with at least one tribological modifier. The tribological modifier may include a fluoropolymer. The polymer composition further contains at least one coloring agent in combination with a color stabilizer. The color stabilizer has been found to dramatically improve color consistency. Polymer articles molded from the polymer composition not only have excellent surface appearance but have excellent low friction characteristics when tested against aluminum.
Compositions and processes for producing high purity acesulfame potassium are described. One process comprises the steps of providing a crude acesulfame potassium composition comprising acesulfame potassium and acetoacetamide, concentrating the crude acesulfame potassium composition to form a water stream and an intermediate acesulfame potassium composition comprising acesulfame potassium and less than 33 wppm acetoacetamide, and separating the intermediate acesulfame potassium composition to form the finished acesulfame potassium composition comprising acesulfame potassium and less than 33 wppm acetoacetamide. The concentrating step is conducted at a temperature below 90° C. and the separating step is conducted at a temperature at or below 35° C.
A23L 27/30 - ALIMENTS, PRODUITS ALIMENTAIRES OU BOISSONS NON ALCOOLISÉES NON COUVERTS PAR LES SOUS-CLASSES OU ; LEUR PRÉPARATION OU TRAITEMENT, p.ex. CUISSON, MODIFICATION DES QUALITÉS NUTRITIVES, TRAITEMENT PHYSIQUE ; CONSERVATION DES ALIMENTS OU PRODUITS ALIMENTAIRES EN GÉNÉRAL Édulcorants artificiels; Sels de table; Substituts diététiques du sel; Leur préparation ou leur traitement Édulcorants artificiels
80.
Acesulfame Potassium Compositions and Processes for Producing Same
A process for producing acesulfame potassium, the process comprising the steps of providing a cyclizing agent composition comprising a cyclizing agent and a solvent and having an initial temperature, cooling the cyclizing agent composition to form a cooled cyclizing agent composition having a cooled temperature less than 35° C., reacting an acetoacetamide salt with the cyclizing agent in the cooled cyclizing agent composition to form a cyclic sulfur trioxide adduct composition comprising cyclic sulfur trioxide adduct; and, forming from the cyclic sulfur trioxide adduct in the cyclic sulfur trioxide adduct composition the finished acesulfame potassium composition comprising non-chlorinated acesulfame potassium and less than 39 wppm 5-chloro-acesulfame potassium. The cooled temperature is at least 2° C. less than the initial temperature.
A23L 27/30 - ALIMENTS, PRODUITS ALIMENTAIRES OU BOISSONS NON ALCOOLISÉES NON COUVERTS PAR LES SOUS-CLASSES OU ; LEUR PRÉPARATION OU TRAITEMENT, p.ex. CUISSON, MODIFICATION DES QUALITÉS NUTRITIVES, TRAITEMENT PHYSIQUE ; CONSERVATION DES ALIMENTS OU PRODUITS ALIMENTAIRES EN GÉNÉRAL Édulcorants artificiels; Sels de table; Substituts diététiques du sel; Leur préparation ou leur traitement Édulcorants artificiels
81.
Acesulfame Potassium Compositions and Processes for Producing Same
Improved processes for producing high purity acesulfame potassium. In one embodiment, the process comprises the steps of contacting a solvent, e.g., dichloromethane, and a cyclizing agent, e.g., sulfur trioxide, to form a cyclizing agent composition and reacting an acetoacetamide salt with the cyclizing agent in the composition to form a cyclic sulfur trioxide adduct. The contact time is less than 60 minutes. The process also comprises forming from the cyclic sulfur trioxide adduct composition a finished acesulfame potassium composition comprising non-chlorinated, e.g., non-chlorinated, acesulfame potassium and less than 35 wppm 5-halo acesulfame potassium, preferably less than 5 wppm.
A23L 27/30 - ALIMENTS, PRODUITS ALIMENTAIRES OU BOISSONS NON ALCOOLISÉES NON COUVERTS PAR LES SOUS-CLASSES OU ; LEUR PRÉPARATION OU TRAITEMENT, p.ex. CUISSON, MODIFICATION DES QUALITÉS NUTRITIVES, TRAITEMENT PHYSIQUE ; CONSERVATION DES ALIMENTS OU PRODUITS ALIMENTAIRES EN GÉNÉRAL Édulcorants artificiels; Sels de table; Substituts diététiques du sel; Leur préparation ou leur traitement Édulcorants artificiels
C07C 235/74 - Amides d'acides carboxyliques, le squelette carboné de la partie acide étant substitué de plus par des atomes d'oxygène ayant des atomes de carbone de groupes carboxamide et des atomes d'oxygène, liés par des liaisons doubles, liés au même squelette carboné avec des atomes de carbone des groupes carboxamide liés à des atomes de carbone acycliques d'un squelette carboné saturé
82.
CELLULOSE ESTER COMPOSITION WITH IMPROVED TRANSPARENCY AND ARTICLES MADE THEREFROM
A polymer composition containing a cellulose ester polymer in combination with one or more plasticizers. The plasticizer can comprise a polyethylene glycol and/or triacetin. The polyethylene glycol plasticizer can have a number average molecular weight that has been found to improve one or more properties of the composition or of articles made from the composition.
A polymer composition containing a cellulose ester polymer in combination with one or more plasticizers. One of the plasticizers can be polyethylene glycol. The polyethylene glycol plasticizer can have a number average molecular weight that has been found to improve one or more properties of the composition or of articles made from the composition.
A polymer composition containing a cellulose ester polymer in combination with one or more plasticizers. One of the plasticizers can be polyethylene glycol. The polyethylene glycol plasticizer can have a number average molecular weight that has been found to improve one or more properties of the composition or of articles made from the composition.
B29C 45/00 - Moulage par injection, c. à d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule fermé; Appareils à cet effet
Methods and systems for producing vinyl acetate may use flammability limit (FL) formulas with improved efficiencies at more than one location in the vinyl acetate production process. Herein, FLs can be used at one or more of four portions of the vinyl acetate production process: the reactor, the process-to-process heat exchangers, the carbon dioxide removal system, and the ethylene recovery system. Such FLs are functions of operating conditions and include at least one interaction term that represents the interrelation of two or more of the operating conditions (e.g., temperature, pressure, and component concentration) on the FL.
C07C 67/05 - Préparation d'esters d'acides carboxyliques par réaction d'acides carboxyliques ou d'anhydrides symétriques sur des liaisons carbone-carbone non saturées avec oxydation
A polymer composition is disclosed formed from a polysaccharide ester polymer, a plasticizer, and at least one odor control agent. The odor control agent is designed to control odors and/or acid emissions during melt processing of the composition without significantly interfering with the optical characteristics of the composition.
A polymer composition comprising a cellulose ester polymer in combination with a chain scission agent. The chain scission agent reacts with the cellulose ester polymer and decreases the intrinsic viscosity of the polymer. In this manner, the flow properties of the cellulose ester polymer can be dramatically improved. For instance, the melt flow rate of the polymer can increase making the polymer more amenable to molding processes.
A polymer composition for producing gel extruded articles is described. The polymer composition contains at least three different polyethylene polymers, namely a lower molecular weight polyethylene polymer, a mid-range molecular weight polyethylene polymer, and a high molecular weight polyethylene polymer. Combining the different polyethylene polymers in different ratios can optimize not only mechanical properties but improve processing.
H01M 50/409 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau
H01M 10/00 - PROCÉDÉS OU MOYENS POUR LA CONVERSION DIRECTE DE L'ÉNERGIE CHIMIQUE EN ÉNERGIE ÉLECTRIQUE, p.ex. BATTERIES Éléments secondaires; Leur fabrication
89.
Polymer Composition Blend and Membranes Made Therefrom
A polymer composition for producing gel extruded articles is described. The polymer composition contains at least three different polyethylene polymers, namely a lower molecular weight polyethylene polymer, a mid-range molecular weight polyethylene polymer, and a high molecular weight polyethylene polymer. Combining the different polyethylene polymers in different ratios can optimize not only mechanical properties but improve processing.
B01D 69/02 - Membranes semi-perméables destinées aux procédés ou aux appareils de séparation, caractérisées par leur forme, leur structure ou leurs propriétés; Procédés spécialement adaptés à leur fabrication caractérisées par leurs propriétés
90.
Cellulose Ester Polymer Composition and Molded Articles Made Therefrom
A polymer composition containing the reaction product of a cellulose ester polymer and a reactive flow aid. The reactive flow aid can be a polyester oligomer and can be chemically associated with the cellulose ester polymer by being melt blended with the polymer in the presence of a catalyst, such as an acid species. The polymer composition of the present disclosure has excellent flow properties and is well suited for producing molded articles, such as injection molded articles.
A polymer composition is disclosed formed from a polysaccharide ester polymer, a plasticizer, and at least one odor control agent. The odor control agent is designed to reduce or control odors and/or acid emissions during melt processing of the composition without significantly interfering with the optical characteristics of the composition.
C08J 5/12 - Fixation d'un matériau macromoléculaire préformé au même matériau ou à un autre matériau compact, tel que du métal, du verre, du cuir, p.ex. en utilisant des adhésifs
C08K 3/013 - Charges, pigments ou agents de renforcement
A polymer composition containing the reaction product of a cellulose ester polymer and a reactive flow aid. The reactive flow aid can be a polyester oligomer and can be chemically associated with the cellulose ester polymer by being melt blended with the polymer in the presence of a catalyst, such as an acid species. The polymer composition of the present disclosure has excellent flow properties and is well suited for producing molded articles, such as injection molded articles.
A polymer composition comprising a cellulose ester polymer in combination with a chain scission agent. The chain scission agent reacts with the cellulose ester polymer and decreases the intrinsic viscosity of the polymer. In this manner, the flow properties of the cellulose ester polymer can be dramatically improved. For instance, the melt flow rate of the polymer can increase making the polymer more amenable to molding processes.
The present invention relates an emulsifier stabilized formulated copolymer dispersion, processes for forming the emulsifier stabilized formulated copolymer dispersion, and to uses thereof. The emulsifier stabilized formulated copolymer dispersion may be formed by polymerizing at least one monomer in the presence of a stabilizer package, to form an emulsifier stabilizer copolymer dispersion, and introducing a post-addition comprising a polyvinyl alcohol solution to the emulsifier stabilized copolymer dispersion to form an emulsifier stabilized formulated copolymer dispersion. The polyvinyl alcohol, added as solution, may be added in an amount from 1 to 10 % by weight, solid polyvinyl alcohol based on solids content of the emulsifier stabilized copolymer dispersion. The polyvinyl alcohol may have a molecular weight expressed as viscosity from 3 mPa·s to 60 mPa·s based on a 4 % solution at 20° C. and a degree of hydrolysis from 70 mol.% to 85 mol.%, preferably from 78 mol.% to 82 mol.%, more preferably 80 mol.%.
C08F 261/04 - Composés macromoléculaires obtenus par polymérisation de monomères sur des polymères de monomères contenant de l'oxygène tels que définis dans le groupe sur des polymères d'alcools non saturés sur de l'alcool polyvinylique
95.
Cellulose Ester Composition and Process For Producing Articles Therefrom
A process is disclosed for combining a cellulose ester polymer with a plasticizer. The cellulose ester polymer is in the form of particles and is combined with a wetting agent and the plasticizer while mixing. The wetting agent dramatically improves the ability of the cellulose ester particles and plasticizer to form a homogeneous mixture. During melt processing, in one embodiment, the wetting agent is volatilized and does not remain in the final product.
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
A process is disclosed for combining a cellulose ester polymer with a plasticizer. The cellulose ester polymer is in the form of particles and is combined with a wetting agent and the plasticizer while mixing. The wetting agent dramatically improves the ability of the cellulose ester particles and plasticizer to form a homogeneous mixture. During melt processing, in one embodiment, the wetting agent is volatilized and does not remain in the final product.
A process is disclosed for combining a polysaccharide ester polymer with one or more plasticizers in a way that produces a homogeneous blend. The polysaccharide ester polymer can be in the form of particles and fed to a heated extruding device. Separate quantities of plasticizer can then be combined with the polysaccharide ester polymer particles as they are conveyed through the extruding device. Through the process of the present disclosure, a homogenous blended product can be formed that can then be used to form various articles including fibers, films, and molded articles.
B29C 48/16 - Articles comprenant au moins deux composants, p.ex. couches coextrudées
B29C 48/285 - Alimentation de l’extrudeuse en matière d’extrusion
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
A process is disclosed for combining a polysaccharide ester polymer with one or more plasticizers in a way that produces a homogeneous blend. The polysaccharide ester polymer can be in the form of particles and fed to a heated extruding device. Separate quantities of plasticizer can then be combined with the polysaccharide ester polymer particles as they are conveyed through the extruding device. Through the process of the present disclosure, a homogenous blended product can be formed that can then be used to form various articles including fibers, films, and molded articles.
This process relates to controlling acetal formation when removing acetaldehyde from a methanol carbonylation process using an extractive distillation column. Acetals may be formed by a secondary reaction of acetaldehyde and an alcohol (such as methanol). The process controls the formations to prevent excess acetal accumulation in the lower stream from the extractive distillation column.
C07C 51/12 - Préparation d'acides carboxyliques, de leurs sels, halogénures ou anhydrides par réaction avec du monoxyde de carbone sur un groupe contenant de l'oxygène d'un composé organique, p.ex. d'un alcool
C07C 51/44 - Séparation; Purification; Stabilisation; Emploi d'additifs par changement de l'état physique, p.ex. par cristallisation par distillation
A process for producing acetic acid is provided that is capable of lowering acetaldehyde mass composition in acetic acid. The process for producing acetic acid according to the present invention comprises at least one distillation step that satisfies the following operating conditions (i) temperature in a lower portion of the distillation column is not less than 40° C.; (ii) water mass composition in the lower stream is not less than 0.3 wt. %; or (iii) acetic acid mass composition in the lower stream on weight percentage basis is greater than the acetic acid mass composition in the first mixture; wherein the methanol mass composition in the first mixture is less than or equal to 2 wt. %.
C07C 45/83 - Séparation; Purification; Stabilisation; Emploi d'additifs par modification de l'état physique, p.ex. par cristallisation par distillation extractive
