Abrégé

Polymers based on poly(aryl alkylene) that are capable of crosslinking in a controlled manner are provided. Crosslinked anion exchange membranes or anion exchange ionomers formed from these polymers not only have superior chemical stability and hydroxide conductivity but also have decreased water uptake and improved mechanical stability.

Classes IPC  ?

• B01J 41/13 - Composés macromoléculaires obtenus autrement que par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• C08G 73/06 - Polycondensats possédant des hétérocycles contenant de l'azote dans la chaîne principale de la macromoléculePolyhydrazidesPolyamide-acides ou précurseurs similaires de polyimides
• H01M 8/1004 - Éléments à combustible avec électrolytes solides caractérisés par les ensembles membrane-électrodes [MEA]

Abrégé

Polymers with piperidinium-functionalized groups are provided. The hydroxide (anion) exchange membranes or hydroxide (anion) exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties upon tuning the polymer structure the combination and ratios of various aromatic and ketone units.

Classes IPC  ?

• B01J 41/13 - Composés macromoléculaires obtenus autrement que par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• H01M 8/10 - Éléments à combustible avec électrolytes solides
• H01M 8/1023 - Matériaux d’électrolyte polymère caractérisés par la structure chimique de la chaîne principale du polymère conducteur ionique comprenant uniquement du carbone, p. ex. des polyarylènes, des polystyrènes ou des polybutadiène-styrènes
• H01M 8/1072 - Matériaux d’électrolyte polymère caractérisés par le procédé de fabrication par des réactions chimiques, p. ex. polymérisation in situ ou réticulation in situ

Abrégé

Polymers with piperidinium-functionalized groups are provided. The hydroxide (anion) exchange membranes or hydroxide (anion) exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties upon tuning the polymer structure the combination and ratios of various aromatic and ketone units.

Classes IPC  ?

• C08G 61/12 - Composés macromoléculaires contenant d'autres atomes que le carbone dans la chaîne principale de la macromolécule
• C08G 61/10 - Composés macromoléculaires contenant uniquement des atomes de carbone dans la chaîne principale de la molécule, p. ex. polyxylylènes uniquement des atomes de carbone aromatiques, p. ex. polyphénylènes

Abrégé

A method of making an anion exchange polymer dispersion is provided. The method comprises mixing a dried anion exchange polymer, a solvent and an additive with an agitator designed for high viscosity liquid or gel for a time sufficient to form a homogeneous polymer dispersion having a polymer solid loading of at least 10 wt.%.

Classes IPC  ?

• C08J 5/20 - Fabrication de structures façonnées de résines échangeuses d'ions
• C08J 5/22 - Bandes, membranes ou diaphragmes

Abrégé

Alkaline-stable cations were introduced to a polyolefin bearing phenyl side chains to enable manipulation of ion exchange capacity and hot pressing technique. Hydroxide exchange membranes or hydroxide exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved device stability as compared to conventional hydroxide exchange membranes or ionomers. Hydroxide exchange membrane fuel cells and hydroxide exchange membrane electrolyzers comprising the polyolefin with pendant cation provide enhanced performance and durability at relatively high temperatures.

Classes IPC  ?

• B01J 41/14 - Composés macromoléculaires obtenus par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• H01M 8/1004 - Éléments à combustible avec électrolytes solides caractérisés par les ensembles membrane-électrodes [MEA]
• H01M 8/103 - Matériaux d’électrolyte polymère caractérisés par la structure chimique de la chaîne principale du polymère conducteur ionique comprenant de l’azote, p. ex. des polybenzimidazoles sulfonés [S-PBI], des polybenzimidazoles comprenant de l’acide phosphorique, des polyamides sulfonés [S-PA] ou des polyphosphazènes sulfonés
• H01M 8/1081 - Matériaux d’électrolyte polymère caractérisés par le procédé de fabrication à partir de solutions, de dispersions ou de suspensions de polymères uniquement
• H01M 8/1086 - Post-traitement de la membrane autrement que par polymérisation

Abrégé

Alkaline-stable cations were introduced to a polyolefin bearing phenyl side chains to enable manipulation of ion exchange capacity and hot pressing technique. Hydroxide exchange membranes or hydroxide exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved device stability as compared to conventional hydroxide exchange membranes or ionomers. Hydroxide exchange membrane fuel cells and hydroxide exchange membrane electrolyzers comprising the polyolefin with pendant cation provide enhanced performance and durability at relatively high temperatures.

Classes IPC  ?

• C07C 211/63 - Composés d'ammonium quaternaire ayant des atomes d'azote quaternisés liés à des atomes de carbone acycliques
• B01J 41/09 - Substance organique
• C08F 212/14 - Monomères contenant un seul radical aliphatique non saturé contenant un cycle substitué par des hétéro-atomes ou des groupes contenant des hétéro-atomes
• C08L 23/08 - Copolymères de l'éthylène

Abrégé

Poly(aryl alkylene) polymers with pendant piperidinium-functionalized groups are provided which have an alkaline-stable cation, such as imidazolium, introduced into a rigid aromatic polymer backbone free of ether bonds. Hydroxide exchange membranes or hydroxide exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties in an ambient dry state as compared to conventional hydroxide exchange membranes or ionomers. Hydroxide exchange membrane fuel cells and hydroxide exchange membrane electrolyzers comprising the poly(aryl alkylene) polymers with pendant piperidinium-functionalized groups exhibit enhanced performance and durability at relatively high temperatures.

Classes IPC  ?

• B01J 41/13 - Composés macromoléculaires obtenus autrement que par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• C08G 73/06 - Polycondensats possédant des hétérocycles contenant de l'azote dans la chaîne principale de la macromoléculePolyhydrazidesPolyamide-acides ou précurseurs similaires de polyimides
• H01M 4/88 - Procédés de fabrication
• H01M 4/94 - Électrodes à diffusion non poreuses, p. ex. membranes en palladium, membranes à échange d'ions

Abrégé

Poly(aryl alkylene) polymers with pendant piperidinium-functionalized groups are provided which have an alkaline-stable cation, such as imidazolium, introduced into a rigid aromatic polymer backbone free of ether bonds. Hydroxide exchange membranes or hydroxide exchange ionomers formed from these polymers exhibit superior chemical stability, hydroxide conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties in an ambient dry state as compared to conventional hydroxide exchange membranes or ionomers. Hydroxide exchange membrane fuel cells and hydroxide exchange membrane electrolyzers comprising the poly(aryl alkylene) polymers with pendant piperidinium-functionalized groups exhibit enhanced performance and durability at relatively high temperatures.

Classes IPC  ?

• C08G 10/00 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des hydrocarbures aromatiques ou avec leurs dérivés halogénés
• C08G 2/16 - Polymérisation de cétones particulières
• C08G 8/02 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols de cétones
• C08G 8/04 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes

Abrégé

Hydroxide-exchange membranes (HEMs) and hydroxide-exchange ionomers (HEIs) are provided which include polymers with oxidation resistant groups. The attachment of the oxidation resistant groups to the polymer backbone allows fine-tuning of the mechanical properties of the membrane and incorporation of alkaline stable cations, such as imidazoliums, phosphoniums and ammoniums, and provides enhanced stability to the polymer. HEMs/HEIs formed from these polymers exhibit superior chemical stability, anion conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties in an ambient dry state as compared to conventional HEM/HEIs. The HEMs exhibit enhanced stability in a highly oxidative environment.

Classes IPC  ?

• B01D 71/60 - Polyamines
• B01D 61/48 - Appareils à cet effet ayant un ou plusieurs compartiments remplis d'un matériau échangeur d'ions
• C08G 73/02 - Polyamines

Abrégé

Hydroxide-exchange membranes (HEMs) and hydroxide-exchange ionomers (HEIs) are provided which include polymers with oxidation resistant groups. The attachment of the oxidation resistant groups to the polymer backbone allows fine-tuning of the mechanical properties of the membrane and incorporation of alkaline stable cations, such as imidazoliums, phosphoniums and ammoniums, and provides enhanced stability to the polymer. HEMs/HEIs formed from these polymers exhibit superior chemical stability, anion conductivity, decreased water uptake, good solubility in selected solvents, and improved mechanical properties in an ambient dry state as compared to conventional HEM/HEIs. The HEMs exhibit enhanced stability in a highly oxidative environment.

Classes IPC  ?

• C08K 5/375 - Sulfures contenant des cycles aromatiques à six chaînons
• C09J 181/02 - PolythioéthersPolythioéther-éthers
• C09J 5/00 - Procédés de collage en généralProcédés de collage non prévus ailleurs, p. ex. relatifs aux amorces

Produits et services

Catalysts for use in the manufacture of synthetics, rubbers and polymers; Chemical reagents for non-medical purposes; Ion-exchange resin membranes; Ion-exchange resins; Polymer base compositions used in the manufacture of commercial, industrial and domestic goods; Polymer base compositions used in the manufacture of goods, namely, clothing, exercise apparel, compression garments, home furnishing; Polymer resins, unprocessed; Polymeric membranes in chemical form for the separation of gas; Polymers and polymeric additives for use in the manufacture of industrial products, consumer and household products, sealants, and automotive fluids; Polymers and polymeric additives for use in the manufacture of pharmaceutical preparations, medical devices, plastics, cosmetics, personal care products, coatings, adhesives, and lubricants; Polymers and polymeric additives for use in the manufacture of pharmaceutical preparations, plastics, cosmetics, personal care products, coatings, adhesives, and lubricants; Polymers, biopolymers, polymeric additives and biopolymeric additives for use in the manufacture of industrial products, consumer and household products, sealants or packaging; Reagents for scientific and research use; Reagents for scientific or medical research use; Synthetic resin adhesives for industrial purposes; Synthetic resin adhesives for laminating purposes; Synthetic resins, unprocessed; Thermally curable unprocessed synthetic resins; Unprocessed polymer resins; Unprocessed polymer resins used in the manufacture of resin or fiber composites; Unprocessed polymers; Unprocessed synthetic resin compounds in the form of microspheres used to incorporate various other substances; Unprocessed synthetic resins; Unprocessed synthetic resins for use in manufacturing cosmetics; Unprocessed synthetic resins for use in the manufacture of molding compounds; Unprocessed synthetic resins for use in the manufacture of plastic molding compounds; Unprocessed artificial and synthetic resins; Viscous gel polymer in gel form for use in the manufacture of custom cushioned products; Chemicals and unprocessed plastics, namely, polymers for electronic materials Adhesive polymer film for use in commercial or industrial manufacturing; Extruded impact resistant polymer sheets for use in manufacturing a wide variety of plastic products; Films and sheets made from polymers for use in the manufacture of circuit boards; Polymer film used for manufacturing electronic circuits; Polymer films for use in manufacture; Semi-processed plastic in sheet form; Semi-processed plastic in the form of films, sheets, tubes, bars, or rods; Semi-processed plastics; Semi-processed polymers in pellet form; Semi-processed resins; Semi-processed synthetic resins; Semi-processed thermoplastics in pellet form; Viscous gel polymer material in sheet form and cast shapes for use in the manufacture of custom cushioned products for use in the fields of medical, therapeutic, safety, apparel, footwear and sporting goods; Artificial resins, semi-processed; Plastic substances, semi-processed; Synthetic polymer thin film coatings in the nature of electrical insulation for use in the manufacture of industrial products; Synthetic resins, semi-processed

Produits et services

Catalysts for use in the manufacture of synthetics, rubbers and polymers; Chemical reagents for non-medical purposes; Chemicals and unprocessed plastics, namely, polymers for electronic materials; Ion-exchange resin membranes; Ion-exchange resins; Polymer base compositions used in the manufacture of commercial, industrial and domestic goods; Polymer beads for use in manufacturing; Polymer compositions used in the manufacture of commercial and industrial goods; Polymer resins, unprocessed; Polymeric membranes in chemical form for the separation of gas; Polymers and polymeric additives for use in the manufacture of pharmaceutical preparations, medical devices, plastics, cosmetics, personal care products, coatings, adhesives, and lubricants; Polymers and polymeric additives for use in the manufacture of pharmaceutical preparations, plastics, cosmetics, personal care products, coatings, adhesives, and lubricants; Reagents for scientific and research use; Reagents for scientific or medical research use; Synthetic resin adhesives for industrial purposes; Synthetic resin adhesives for laminating purposes; Synthetic resins, unprocessed; Viscous gel polymer in gel form for use in the manufacture of custom cushioned products; Radiation curable unprocessed synthetic resins; Thermally curable unprocessed synthetic resins; Unprocessed polymer resins; Unprocessed polymer resins used in the manufacture of resin or fiber composites; Unprocessed synthetic resins; Unprocessed synthetic resins for use in manufacturing cosmetics; Unprocessed artificial and synthetic resins Test stations for hydrogen generators Electrochemical gas generators; Hydrogen-generation equipment and components, namely, hydrogen generators Fuel cell cars; Fuel cell electric cars; Hydrogen fueled cars; Hydrogen fueled trains Adhesive polymer film for use in commercial or industrial manufacturing; Extruded impact resistant polymer sheets for use in manufacturing a wide variety of plastic products; Films and sheets made from polymers for use in the manufacture of circuit boards; Polymer film used for manufacturing electronic circuits; Semi-processed polymers in pellet form; Semi-processed synthetic resins; Synthetic resins, semi-processed Chemical engineering; Chemical research; Chemical research and analysis; Chemical research services; Design for others of polymer membrane film for use in manufacturing; Design, engineering, research, development and testing services in the field of polymeric materials, polymer synthesis, and materials customization for medical, scientific, and technological applications; Engineering services in the field of reducing carbon dioxide emissions; Product research; Product research and development; Research and development of environmentally friendly forms of energy and power; Research and development of new products; Research in the field of chemistry; Research in the field of energy; Research in the field of renewable energy; Scientific research; Scientific research and development

Produits et services

Chemical reagents for non-medical purposes; Ion-exchange resins; Polymer base compositions used in the manufacture of commercial, industrial and domestic goods; Polymer beads for use in manufacturing; Polymer compositions used in the manufacture of commercial and industrial goods; Polymer resins, unprocessed; Polymers and polymeric additives for use in the manufacture of pharmaceutical preparations, medical devices, plastics, cosmetics, personal care products, coatings, adhesives, and lubricants; Synthetic resin adhesives for industrial purposes; Synthetic resins, unprocessed; Catalysts for use in the manufacture of synthetics, rubbers and polymers; Chemicals and unprocessed plastics, namely, polymers for electronic materials; Ion-exchange resin membranes; Polymeric membranes in chemical form for the separation of gas; Reagents for scientific and research use; Unprocessed polymer resins; Unprocessed polymer resins used in the manufacture of resin or fiber composites; Unprocessed polymers; Unprocessed synthetic resins; Unprocessed synthetic resins for use in manufacturing cosmetics; Unprocessed artificial and synthetic resins; Viscous gel polymer in gel form for use in the manufacture of custom cushioned products Electrochemical gas generators; Hydrogen generators; Hydrogen-generation equipment and components, namely, hydrogen generators, hydrogen purifiers, hydrogen purification membranes, fuel processors, and steam reformers; Oxygen concentrators for use with fuel cells used in heating, ventilation, air conditioning, lighting, and power systems for buildings Polymer film used for manufacturing electronic circuits; Synthetic resins, semi-processed; Adhesive polymer film for use in commercial or industrial manufacturing; Extruded impact resistant polymer sheets for use in manufacturing a wide variety of plastic products; Films and sheets made from polymers for use in the manufacture of circuit boards; Semi-processed polymers in pellet form