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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Fuel Cell, Subcombination Thereof Or Methods Of Operating > Solid Electrolyte > Electrolyte Composition Chemically Specified Electrolyte Composition Chemically SpecifiedElectrolyte Composition Chemically Specified patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.06/07/07 - 20070128491 - Advanced solid acid electrolyte composites Solid acid/surface-hydrogen-containing secondary component electrolyte composites, methods of synthesizing such materials, electrochemical device incorporating such materials, and uses of such materials in fuel cells, membrane reactors and hydrogen separations are provided. The stable electrolyte composite material comprises a solid acid component capable of undergoing rotational disorder of oxyanion groups and ... 06/07/07 - 20070128490 - Proton exchange membranes (pem) based on hybrid inorganic-organic copolymers with grafted phosphoric acid groups and implanted metal cations A proton exchange membrane comprises a hybrid inorganic-organic polymer that includes implanted metal cations. Acid groups are bound to the hybrid inorganic-organic polymer through an interaction with the implanted metal cations. An example process for manufacturing a proton exchange membrane includes sol-gel polymerization of silane precursors in a medium containing ... 05/31/07 - 20070122676 - Polymer electrolyte membrane for fuel cell and fuel cell system including the same A polymer electrolyte membrane for a fuel cell includes a polymer matrix comprising a cross-linked curable oligomer with nano-sized proton conductive polymer particles in the polymer matrix. The curable oligomer may include unsaturated functional groups at each end of a chain, and may further include 3 to 14 ethylene oxides. ... 05/31/07 - 20070122675 - Neutral protic-salt electrolytes and protic-salt imbibed polymer membranes for high temperature fuel cell applications wherein A is a repeating unit in the main chain, B is a crosslinker chain, C is an end group, YZ is a neutralized couple at chain end, Il is an ionic liquid, and NP is a nanoparticle which absorbs the protic liquid yielding membranes that combine high mechanical strength ... 05/24/07 - 20070117000 - Polymer membrane for fuel cell, method of preparing same, and membrane-electrode assembly for fuel cell comprising same The polymer electrolyte membrane of the present invention includes polymers having a fluoroalkyl group and a proton conductive group. The present invention also provides a membrane-electrode assembly, a fuel cell system including the polymer electrolyte membrane, and a method of making the polymer electrolyte membrane by a chemical grafting method. ... 05/17/07 - 20070111076 - Elctrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell An electrolyte membrane which comprises a cation exchange membrane made of a polymer having cation exchange groups and contains manganese ions is used as an electrolyte membrane for a polymer electrolyte fuel cell. In a case where the cation exchange membrane has sulfonic acid groups, the sulfonic acid groups are ... 05/17/07 - 20070111075 - Branched multiblock polybenzimidazole-benzamide copolymer and method for preparing the same, electrolyte membrane and paste/gel prepared therefrom A branched multiblock polybenzimidazole-benzamide copolymer, specifically, one consisting of a repeating unit represented by Formula 1, and a method for preparing the same; an electrolyte membrane using the branched multiblock copolymer, a consistent electrolyte paste/gel and a method for preparing the same; a membrane-electrode assembly (MEA) using the electrolyte membrane ... 05/17/07 - 20070111074 - Novel metal composite oxides containing strontium and ionic conductors using the same Disclosed is an ionic conductor comprising a metal composite oxide characterized by comprising oxygen defects and metal defects in a cryolite lattice. An electrochemical device comprising the ionic conductor is also disclosed. The metal composite oxide has an improved ion conductivity, because formation of an open space within a lattice ... 05/17/07 - 20070111073 - Mixture, cation conductor and electrochemical device using those A mixture, cation conductor and electrochemical device using same are provided. The mixture and a cation conductor, in which cations can be moved without humidification even in a range of temperatures less than or equal to the boiling point of water, or an electrochemical device such as a fuel cell ... 05/17/07 - 20070111072 - Indicator fixed ion-exchange membrane The invention comprises a novel method for creating an indicator fixed ion-exchange membrane, the indicator fixed ion-exchange membrane and a fuel cell testing device utilizing the novel membrane. The method for creating the indicator fixed membrane includes dissolving the indicator in a solvent, contacting an ion-exchange membrane with the indicator-solvent ... 05/17/07 - 20070111071 - Proton conducting membrane (Object) A proton conductive membrane capable of sufficient proton conductivity even at low humidities and low temperatures is provided. (Means for Solution) The proton conductive membrane includes a copolymer including an ion conductive polymer segment (A) and an ion nonconductive polymer segment (B), the membrane absorbing water when it is ... 05/10/07 - 20070104994 - Electrolyte memberane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell An electrolyte membrane which comprises a cation exchange membrane made of a polymer having cation exchange groups and contains cerium ions is used as an electrolyte membrane for a polymer electrolyte fuel cell. In a case where the cation exchange membrane has sulfonic acid groups, the sulfonic acid groups are ... 05/10/07 - 20070104993 - Polymer electrolyte membrane and fuel cell including the polymer electrolyte membrane A solid acid including a carbon nano tube (CNT), a spacer group combined with the CNT and an ionically conductive functional group connected to the spacer group. A polymer electrolyte membrane may include the same composition, and may be used in a fuel cell. The polymer electrolyte membrane using the ... 05/03/07 - 20070099055 - Polymer electrolyte membrane, method of manufacturing the same and fuel cell using the polymer electrolyte membrane A polymer electrolyte membrane including an ionic conducting polymer and a light-irradiated product of a photoacid generator (PAG), a method of manufacturing the same, and a fuel cell using the same. The polymer electrolyte membrane has excellent proton conductivity and homogeneity by radiating light such as UV light onto the ... 05/03/07 - 20070099054 - Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells A process for preparing a polymer comprising sulfonating a perfluorocyclobutane polymer with a sulfonating agent to form a sulfonated perfluorocyclobutane polymer, wherein the sulfonating agent comprises oleum or SO3 is provided. A process for preparing proton exchange membranes and fuel cells comprising the proton exchange membrane are also provided. ... 05/03/07 - 20070099053 - High durability fuel cell components with cerium salt additives A fuel cell membrane electrode assembly is provided comprising a polymer electrolyte membrane which comprises a polymer that comprises bound anionic functional groups, wherein the polymer electrolyte membrane additionally comprises cerium cations. In another aspect, a fuel cell membrane electrode assembly is provided comprising a polymer electrolyte membrane which comprises ... 05/03/07 - 20070099052 - High durability fuel cell components with cerium oxide additives A fuel cell membrane electrode assembly is provided comprising a polymer electrolyte membrane which comprises a highly fluorinated polymer electrolyte and at least one cerium oxide compound dispersed therein. In addition, a method of making a fuel cell polymer electrolyte membrane is provided comprising the steps of: a) providing a ... 05/03/07 - 20070099051 - Ion-conducting composite membranes A method is disclosed of making an ion-conducting composite membrane, the method including: a) combining an electronically and ionically non-conducting polymer, or a blend of at least two such polymers, in solution or in the molten state with low melting point salt; and then b) combining the product obtained from ... 04/26/07 - 20070092779 - Dendrimer solid acid and polymer electrolyte membrane including the same Provided are a dendrimer solid acid and a polymer electrolyte membrane using the same. The polymer electrolyte membrane includes a macromolecule of a dendrimer solid acid having ionically conductive terminal groups at the surface thereof and a minimum amount of ionically conductive terminal groups required for ionic conduction, thus suppressing ... 04/26/07 - 20070092778 - Oligomer solid acid and polymer electrolyte membrane including the same An oligomer solid acid and a polymer electrolyte membrane using the same. The polymer electrolyte membrane includes a macromolecule of oligomer solid acid having an ionically conductive terminal group at its terminal end and the minimum amount of ionically conductive terminal groups required for ion conduction, thus suppressing swelling and ... 04/26/07 - 20070092777 - Self-humidifying proton exchange membrane, membrane-electrode assembly, and fuel cell A self-humidifying proton exchange membrane (PEM) composition, a membrane-electrode assembly, and a fuel cell. The PEM composition comprises (a) a proton-conducting polymer; (b) a catalyst that promotes the chemical reaction between hydrogen and oxygen molecules to generate water in the membrane, and (c) a deliquescent material dispersed in this polymer. ... 04/26/07 - 20070092776 - Sulfonic acid group-containing organic-silica composite membrane and method for producing thereof Problems of the invention are to provide an organic-silica complex-type electrolyte membrane which is expected to show electrolyte properties such as sufficient ion conductivity to be used in an electrochemical device, to have sufficient thermal resistance and mechanical strength in accordance with applications, to contain no halogen element which exerts ... 04/19/07 - 20070087249 - Composite oxides comprising strontium, lantanium, yttrium and ionic conductors using the same Disclosed is a novel strontium-lanthanum-yttrium-containing metal composite oxide. An ionic conductor comprising the metal composite oxide and an electrochemical device comprising the ionic conductor are also disclosed. The metal composite oxide has an improved ionic conductivity, because formation of an open space within a lattice is ensured by the defects ... 04/19/07 - 20070087248 - Proton conductive electrolyte membrane, method of preparing the same and fuel cell including the proton conductive electrolyte membrane A proton conductive polymer electrolyte membrane, a method of preparing the same and a fuel cell including the proton conductive polymer electrolyte membrane, and more particularly, a proton conductive electrolyte membrane formed by impregnating polybenzimidazoles with inorganic phosphoric acids and organic phosphonates, wherein a total amount of the inorganic phosphoric ... 04/19/07 - 20070087247 - Fullerene based proton conductive materials A fullerene-based proton conductor including a proton conductive functional group connected to the fullerene by an at least partially fluorinated spacer molecule. Also, a polymer including at least two of the proton conductors that are connected by a linking molecule. Further, an electrochemical device employing the polymer as a proton ... 04/19/07 - 20070087246 - Materials and methods for making proton exchange polymers, polymer membranes, membrane-electrode assemblies and fuel cells The present invention provides materials and methods for making proton conductive polymer, polymer membranes comprising the proton conductive polymer, membrane-electrode assemblies comprising the polymer membrane, and fuel cells comprising the membrane-electrode assemblies. The proton conductive polymer can be formed in the following manner: a) silicon inorganic polymers and silane compounds ... 04/19/07 - 20070087245 - Multilayer polyelectrolyte membranes for fuel cells Polyelectrolyte membranes are multilayer composites, comprising a plurality of porous or expanded fluoropolymer support layers having macromolecules, polymer aggregates and particles of ionomers with proton exchange groups imbibed into pores of the support layers. Preferred membranes contain two or three support layers. Exemplary support layers include expanded fluoropolymer materials such ... 04/12/07 - 20070082248 - Solid acid, polymer electrolyte membrane including the same, and fuel cell using the polymer electrolyte membrane A solid acid having a core of calixarene or calix resorcinarene. The solid acid is an ion conducting compound in which at least one of the hydroxyl groups is substituted by an organic group having a cation exchange group at a terminal end, a polymer electrolyte membrane including the same, ... 04/12/07 - 20070082247 - Ion-conducting crosslinked copolymer and fuel cell comprising the same An ion-conducting, sulfonated and crosslinked copolymer for use in a fuel cell is disclosed. The ion-conducting, sulfonated and crosslinked copolymer is made up of four monomers. The first monomer is an aromatic diol. The second monomer includes two groups, each group capable of reacting with the hydroxy groups of the ... 04/05/07 - 20070077478 - Electrolyte membrane for fuel cell utilizing nano composite An electrolyte membrane is disclosed, for use in a fuel cell, and is composed of ionic transporting elements embedded in a polymer matrix. The elements can be carbon products, dye stuffs molecules, organic molecules, inorganic molecules, semiconductors, oxides, or superconductors. The elements carry ionic groups by chemical attachment of physical ... 03/29/07 - 20070072036 - Solid polymer electrolyte and process for making same A solid polymer electrolyte membrane having a first surface and a second surface opposite the first surface, where the solid polymer electrolyte membrane has a failure force greater than about 115 grams and comprises a composite membrane consisting essentially of (a) at least one expanded PTFE membrane having a porous ... 03/22/07 - 20070065700 - High temperature polymer electrolyte membranes Sulfonated polymer compositions including a polymer or copolymer derived from the monomer 2,2′-di-(4,4′dihydroxyphenyl) pentafluoropropanesulfonic acid are provided. Such compositions can provide improved polymer electrolyte membranes, especially in preferred embodiments including polybenzimidazole and polyacrylonitrile in the composition. These membranes can provide high ion conductivity in combination with improved thermal and mechanical ... 03/22/07 - 20070065699 - Fuel cell electrolyte membrane with basic polymer The present invention is an electrolyte membrane comprising an acid and a basic polymer, where the acid is a low-volatile acid that is fluorinated and is either oligomeric or non-polymeric, and where the basic polymer is protonated by the acid and is stable to hydrolysis. ... 03/15/07 - 20070059577 - Proton exchange membrane fuel cell using solid electrolyte membrane of sheet silicate minerals and an intercalation compound A solid proton exchange membrane and a membrane-electrode assembly (MEA) for use in fabricating an inexpensive and efficient proton exchange fuel cell (PEFC) which enables direct use of an organic fuel without a reformer and use of hydrogen gas. In particular, an electrochemical cell including a solid electrolyte membrane made ... 03/08/07 - 20070054170 - Oxygen ion conductors for electrochemical cells In solid oxygen ion conducting electrolytes for electrochemical cells based on magnesium oxide and calcium oxide, obtained by the addition of metal fluorides selected from elements in the groups of alkali metals and earth alkali metals to the host oxides of magnesium and calcium, conductivity values are obtained, which are ... 03/01/07 - 20070048579 - Development of novel proton-conductive polymers for proton exchange membrane fuel cell (pemfc) technology New thermally and chemically stable sulfonic acid-containing polymers are synthesized via post-sulfonation of aromatic polymers. These new polymers provide unique benefits to proton exchange membrane fuel cell technology (“PEMFC”). As a sulfonic acid moiety can be easily installed into an aromatic ring via electrophilic sulfonation, even in the presence of ... 02/15/07 - 20070037032 - Proton-conductive film, fuel cell comprising the same, and method for producing the same The proton-conductive film comprises a mesoporous thin film that has, as the principal component thereof, a crosslinked structure having a metal-oxygen skeleton with an acid group bonding to at least a part thereof, in which the pores are periodically aligned and the inner wall of the pores is coated with ... 02/08/07 - 20070031717 - Composite proton exchange membrane and method of manufacturing the same A composite proton exchange membrane and method of manufacturing the same. The composite proton exchange membrane comprises a proton exchange membrane which has been modified by replacing membrane protons in desired areas of the membrane with a cationic polymer. The cationic polymer is preferably formed by introducing a quaternary salt ... 02/08/07 - 20070031716 - Process for making cation exchange membranes with reduced methanol permeability The present invention provides for a process to prepare a solid polymer electrolyte membrane having an ionomer having imbibed therein a polymer is selected from the group consisting of a polyamine, a polyvinyl amine, and derivatives thereof, wherein the membrane is irradiated after the impregnation. The invention also provides a ... 02/08/07 - 20070031715 - Sulfonated perfluorosulfonic acid polyelectrolyte membranes New proton conducting membranes are made of perfluorosulfonic acid polymers films that have been treated by exposing them to a chlorosulfonating agent. The membranes are used as a proton exchange membrane in PEM fuel cells operating at temperatures above 95° C., or at low relative humidity. In various embodiments, the ... 02/01/07 - 20070026285 - Proton conducting solid oxide electrolytes, electrochemical cells utilizing the proton conducting materials and methods of making the same Disclosed herein are electrochemical cells comprising a first electrode, a second electrode, and a solid oxide electrolyte disposed between and in ionic communication with the first electrode and the second electrode. The solid oxide electrolyte comprises the reaction product of a solid oxide electrolyte material, an aliovalent cation dopant, and ... 02/01/07 - 20070026284 - High temperature proton exchange membrane using ionomer/soild proton conductor, preparation method thereof and fuel cell containing the same The present invention relates to a high temperature proton-conducting polymer membrane, a preparation method thereof, a membrane-electrode assembly using the same and a fuel cell containing the same. More particularly, it relates to a proton-conducting polymer membrane enabling fuel cell operation under high temperature and normal pressure condition, wherein sulfoalkyl ... 01/25/07 - 20070020501 - Polyelectrolyte membranes as separator for battery and fuel cell applications Herein provided are polyelectrolyte membranes that block dendrite growth in rechargeable batteries, possess low inherent electrical resistance to be used as separators, possess high ionic conductivities, and block fuel crossover in direct fuel feeding fuel cells. Further provided are cost-effective processes for forming polyelectrolyte membranes. The herein described polyelectrolyte membranes ... 01/25/07 - 20070020500 - Membrane-electrode structure for solid polymer fuel cell and solid polymer fuel cell (wherein R1 to R8, which may be the same or different, each represent at least one atom or group selected from the group consisting of a hydrogen atom, a fluorine atom, an alkyl group, a fluorine substituted alkyl group, an allyl group, an aryl group and a cyano group; W ... 01/25/07 - 20070020499 - Proton conducting electrolyte membrane and production method thereof and solid polymer fuel cell using the same wherein R1 is an alkyl group of 1 to 4 carbon atoms; R2 is an organic group capable of co-polymerizing; m and n each are an integer of 1 to 3, with the proviso that m plus n equals 4; and R2 may be the same or different when m ... 01/25/07 - 20070020498 - Densification of ceria based electrolytes The fabrication of ceria based electrolytes to densities greater than 97% of the theoretical achievable density at temperatures below 1200° C., preferably approximately 1000° C., is disclosed. The electrolyte has a concentration of divalent cations minus an adjusted concentration of trivalent cations of between 0.01 mole % and 0.1 mole ... 01/18/07 - 20070015028 - Proton conductor and method for manufacturing the same, and electrochemical device A proton conductor, a method for manufacturing the same, and an electrochemical device using the proton conductor are provided. The proton conductor includes a carbon derivative which has a carbon material selected from the group consisting of a fullerene molecule, a cluster consisting essentially of carbon, a fiber-shaped carbon anPlease ... 01/18/07 - 20070015027 - Oxide ion conductor An La2O3 powder and an SiO2 powder are mixed with each other, and then heated. By heating, a porous material of LaXSi6O1.5X+12 (8≦X≦10) as a composite oxide is produced. Subsequently, the porous material is pulverized to obtain a powder, and the powder is added to a solvent to prepare a ... 01/18/07 - 20070015026 - Membrane-electrode assembly for solid polymer electrolyte fuel cell A membrane electrode assembly for solid polymer electrolyte fuel cells exhibits higher proton conductivity and superior thermal resistance, in which the solid polymer electrolyte membrane has a nitrogen atom and a sulfonic acid group, and a principal chain of a constitutional unit is a phenylene bond, is provided. In particular, ... 01/18/07 - 20070015025 - Membrane electrode assembly for solid polymer electrolyte fuel cell The present invention provides a membrane electrode assembly for solid polymer electrolyte fuel cells, which has superior hot water resistance, superior mechanical properties, superior power generating performance, and higher proton conductivity, even when a large number of sulfonic acid groups are introduced. The solid polymer electrolyte membrane has constitutional units ... 01/18/07 - 20070015024 - Membrane-electrode assembly for solid polymer electrolyte fuel cell A membrane-electrode assembly for solid polymer electrolyte fuel cells, in which a sulfonic acid is an ion exchange group, and the heat resistance is superior, is provided. The membrane-electrode assembly for solid polymer electrolyte fuel cells contains a polymer including a principal chain that forms polyphenylene structure, a branched chain ... 01/18/07 - 20070015023 - Polymer membrane for a fuel cell, a method of preparing the same, and a membrane-electrode assembly fuel cell system comprising the same A polymer electrolyte membrane for a fuel cell, a method of preparing the same, and a fuel cell system comprising the same. The polymer electrolyte membrane includes a metal-bound inorganic ion-conductive salt and an ion-conductive cation exchange resin. ... 01/18/07 - 20070015022 - Ion conductive composite membrane using inorganic conductor and method of manufacturing the same A ion-conductive composite membrane and a method of manufacturing the same, the membrane including phosphate platelets, a silicon compound, and a Keggin-type oxometalate and/or Keggin-type heteropoly acid, wherein the phosphate platelets are three-dimensionally connected to each other via the silicon compound and a method of manufacturing the same. An electrolyte ... 01/11/07 - 20070009778 - Proton conducting membrane using a solid acid A solid acid material is used as a proton conducting membrane in an electrochemical device. The solid acid material can be one of a plurality of different kinds of materials. A binder can be added, and that binder can be either a nonconducting or a conducting binder. Nonconducting binders can ... 01/04/07 - 20070003808 - Membranes for fuel cells, method for producing said membranes and production of fuel cells using membranes of this type A membrane for fuel cells, which is characterized by a homogeneous absorption and good retention of doping agents, and which guarantees a high mechanical stability at high temperatures when doped. Such membranes consist of at least one polymer, whose nitrogen atoms are chemically bonded to a central atom of a ... 01/04/07 - 20070003807 - Fullerene containing composite membranes A membrane/film casting method for fabricating composite membranes/films, and the produced composite membranes/films thereby fabricated, from a host polymer and a fullerene, often with the mixing of the host polymer and fullerene further promoted by a poly(ethylene oxide) attached fullerene mixing agent. ... 12/28/06 - 20060292417 - Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell wherein “n” is 1, 2, 3, 4, 5, or 6. The solid polymer electrolyte may be incorporated into a membrane and may be used in a solution for covering an electrode catalyst. ... 12/28/06 - 20060292416 - Low temperature proton conducting oxide devices A device for conducting protons at a temperature below 550° C. includes a LAMOX ceramic body characterized by an alpha crystalline structure. ... 12/21/06 - 20060286425 - Electrolyte for fuel cell, membrane electrode assembly, fuel cell stack, fuel cell system and method of manufacturing electrolytes for full cell A solid polymer fuel cell stack has a layered product comprised of a plurality of cells stacked, and is so structured that the layered product is fastened by end plates on both sides thereof via a current collector and an insulating plate on each side. Each cell is structured such ... 12/21/06 - 20060286424 - Monomer compound, graft copolymer compound, production method thereof, polymer electrolyte membrane, and fuel cell Tf indicates a trifluoromethane sulfonyl group (—SO2CF3). ... 12/14/06 - 20060280991 - Membrane-electrode assembly for solid polymer electrolyte fuel cell in which A represents independently either —CO— or —SO2—; B represents independently an oxygen atom or sulfur atom; R1 to R8, which may be identical or different from each other, represent a hydrogen atom, fluorine atom, alkyl group, phenyl group or nitrile group; R9 to R24, which may be identical ... 12/14/06 - 20060280990 - Polymer blend comprising ion-conducting copolymer and non-ionic polymer The invention provides a polymer blend containing a non-ionic polymer and an ion-conductive copolymer. The polymer blend can be used to fabricate proton exchange membranes (PEM's), catalyst coated proton exchange membranes (CCM's) and membrane electrode assemblies (MEA's) that are useful in fuel cells and their application in electronic devices, power ... 12/14/06 - 20060280989 - Ion-conducting polymers containing pendant ion conducting groups The invention provides ion-conductive copolymers containing pendant ion conducting groups that can be used to fabricate proton exchange membranes (PEM's), catalyst coated proton exchange membranes (CCM's) and membrane electrode assemblies (MEA's) that are useful in fuel cells and their application in electronic devices, power sources and vehicles. ... 12/14/06 - 20060280988 - Cross-linked ion-conductive copolymer The invention provides cross-linked ion-conductive copolymers. Such can take the form of proton exchange membranes (PEM's), catalyst coated proton exchange membranes (CCM's) and membrane electrode assemblies (MEA's) that are useful in fuel cells and their application in electronic devices, power sources and vehicles. ... 12/14/06 - 20060280987 - Membrane-electrode assembly for solid polymer electrolyte fuel cell and method of producing the same Membrane-electrode assemblies are provided having a solid polymer electrolyte membrane that exhibits higher proton conductivity over a wide temperature range, and exhibits superior hot water resistance, chemical stability, toughness and mechanical strength. The membrane-electrode assemblies utilized for solid polymer electrolyte fuel cells include an anode electrode, a cathode electrode and ... 12/14/06 - 20060280986 - End capped ion-conductive polymers The invention provides end-capped ion-conductive copolymers that can be used to fabricate proton exchange membranes (PEM's), catalyst coated proton exchange membranes (CCM's) and membrane electrode assemblies (MEA's) that are useful in fuel cells and their application in electronic devices, power sources and vehicles. ... 12/14/06 - 20060280985 - Solid polymer electrolyte, solid polymer fuel cell and method for manufacturing the fuel cell Disclosed herein is a solid polymer electrolyte wherein protons of cation exchange groups contained in a perfluorinated electrolyte are partially replaced by metal ions. The metal ion is at least one metal ion selected from vanadium (V), manganese (Mn), niobium (Nb), tantalum (Ta), chromium (Cr), molybdenum (Mo), tungsten (W), iron ... 12/14/06 - 20060280984 - Polymer electrolyte membrane and method of producing the same A polymer electrolyte membrane for use in a fuel cell and a method of producing a polymer electrolyte membrane. The method includes preparing a phosphate monomer solution by dissolving an initiator and a phosphate monomer containing at least one phosphoric acid group and at least one unsaturated bond in a ... 12/14/06 - 20060280983 - Solid electrolyte, membrane and electrode assembly, and fuel cell A solid electrolyte having an aromatic ring in a main chain, wherein a sulfonic acid group bonds to the aromatic ring via a linking group containing a sulfur atom. The solid electrolyte exhibits a high ion conductivity. ... 12/14/06 - 20060280982 - Membrane-electrode assembly for solid polymer electrolyte fuel cell A membrane-electrode assembly for solid polymer electrolyte fuel cells is provided that exhibits higher proton conductivity and superior thermal resistance. A polyarylene having a sulfonic acid group and a nitrogen-containing heterocyclic aromatic compound are included in a solid polymer electrolyte membrane that constitutes the membrane-electrode assembly for solid polymer electrolyte ... 12/07/06 - 20060275639 - Solid electrolyte and fuel cell In the present invention, a material having a structure represented by formula (1) or (2) (wherein W equals N or C) is used as a solid electrolyte for a fuel cell. An electrolyte membrane having a small fuel crossover and a fuel cell having excellent ion conductivity and service capacity ... 12/07/06 - 20060275638 - Ion conductive copolymers containing ion-conducting oligomers The invention provides ion-conductive copolymers that can be used to fabricate proton exchange membranes (PEM's), catalyst coated proton exchange membranes (CCM's) and membrane electrode assemblies (MEA's) which are useful in fuel cells and their application in electronic devices, power sources and vehicles. The ion-conductive copolymers comprise one or more ion-conducting ... 12/07/06 - 20060275637 - Electrolyte membrane and preparing method thereof The present invention provides an electrolyte membrane in which permeation of an electrolyte solution such as water and methanol, and swelling by electrolyte solutions are suppressed, and which is excellent in mechanical strength; and providing a preparing method thereof. The present invention relates to an electrolyte membrane comprising a porous ... 12/07/06 - 20060275636 - Fuel cell membrane containing zirconium phosphate The present invention provides for a compound having the following structure: Zr(O3PZqYnX)2-m(03PR)m, wherein X=a functional group such as CO2H, PO(OH)2, and SO3H, and SO2NHSO2W, wherein W=aryl of 6 to 10 carbon atoms or Y; Y=perfluoro-linear, branched or cyclic alkylene group, wherein the alkylene is 1-20 carbon atoms, or a fluorinated ... 11/30/06 - 20060269817 - Portion conductive electrolyte, method of preparing the same, electrode for fuel cell, method of manufacturing the electrode, and fuel cell including the same A proton conductive electrolyte including a polymerized polyurethane, polyethylene(metha)acrylic acid (PEAA), and a cross-linking agent mixture; a method of preparing the same; an electrode including a support and a catalyst layer, the catalyst layer including a supported catalyst and a polymerized mixture of a polyurethane based compound and a polyethylene(metha)acrylic ... 11/30/06 - 20060269816 - Proton conducting inorganic material, polymer nano-composite membrane including the same, and fuel cell adopting the polymer nano-composite membrane A proton conducting inorganic material having a layered structure in which a sulfonic acid group-containing moiety having proton conductivity is introduced in between the layers of an inorganic material having a nano-sized interlayer distance such that the sulfonic acid group-containing moiety is directly bound to the inorganic material via an ... 11/30/06 - 20060269815 - Blend of ionic (co) polymer resins and matrix (co) polymers The invention relates to polymeric resin blends containing polyelectrolyte resins blended into a polymer or copolymer matrix. Specifically, the polyelectrolyte resins are (co)polymers without hydrolyzable groups. The matrix polymer is a tough, and highly chemical-resistant (co)polymer, preferably a fluoropolymer. The polymeric resin blend is useful for forming films, and especially ... 11/23/06 - 20060263662 - High temperature fuel cell using alkyl phosphoric acid Provided are a polymer electrolyte membrane and a fuel cell including the same. The polymer electrolyte membrane has a phosphoric acid that is substituted with an aliphatic hydrocarbon. The polymer electrolyte membrane has excellent ion conductivity, heat resistance, and liquid-holding properties. The fuel cell including the polymer electrolyte membrane exhibits ... 11/23/06 - 20060263661 - Proton conductor and electrochemical device A proton conductor is provided. The proton conductor includes a zwitterion salt such as MeImPrSO3 and a proton (H+) donor such as HTFSI. An electrochemical device having a stacked layer structure formed of a first electrode, a second electrode and a proton conducting layer held between these electrodes, wherein the ... 11/23/06 - 20060263660 - Proton conductive membrane, method for producing same, and fuel cell comprising same An object of the present invention is to provide a stable protonically-conductive membrane for fuel cell having a high reliability. Another object of the present invention is to provide a high efficiency fuel cell having a high mechanical strength which operates over an extended period of time. The protonically-conductive membrane ... 11/16/06 - 20060257706 - Polymer electrolyte composition and fuel cell A fuel cell containing a polymer electrolyte membrane, wherein the polymer electrolyte membrane contains a polymer electrolyte composition that contains a polymer electrolyte and at least one antioxidant selected from the group consisting of an antioxidant containing tri-valent phosphorous and an antioxidant containing sulfur. ... 11/16/06 - 20060257705 - Fuel cell electrolyte, membrane electrode assembly, and method of manufacturing fuel cell electrolyte where R represents an alkyl, aryl, acyl, amino, phosphonic group or a derivative of the functional group, and n is 1 or 2 ... 11/09/06 - 20060251945 - Polymer electrolyte for a direct oxidation fuel cell, method of preparing the same, and direct oxidation fuel cell comprising the same A polymer electrolyte membrane for a direct oxidation fuel cell includes a porous polymer supporter having a plurality of pores, and a hydrocarbon fuel diffusion barrier layer which is formed on the polymer supporter and contains an inorganic additive dispersed in a cation exchange resin. ... 10/19/06 - 20060234102 - Fuel cell electrolyte, membrane electrode assembly, and method of manufacturing fuel cell electrolyte where R represents an alkyl or alkoxyalkyl group, and n is 1 or 2. ... 10/19/06 - 20060234101 - Solid electrolyte, electrode for fuel cell, film and electrode assembly, method for producing fuel cell and solid electrolyte A solid electrolyte including an aromatic polymer compound in which an acid residue bonds at least to an aromatic ring included in a main chain via a carbon-carbon double bond. The solid electrolyte has high ion conductive performance and high durability. The solid electrolyte has a high ion conductive performance ... 10/19/06 - 20060234100 - Self-supporting ceramic membranes and electrochemical cells and cell stacks including the same Self-supporting thin film membranes of ceramic materials and related electrochemical cells and cell stacks. The membrane structure is divided into a plurality of self-supporting thin membrane regions by a network of thicker integrated support ribs. The membrane structure may be prepared by laminating a thin electrolyte layer with a thicker ... 10/19/06 - 20060234099 - Functionalized polyazoles, method for the production thereof, and use thereof where R1 and R2 are each, independently of one another, a hydrogen atom or a group having from 1 to 20 carbon atoms, characterized in that the polyazole is soluble in organic solvents. Furthermore, the present invention relates to intermediates and to a process for preparing the polyazoles. Furthermore, the ... 10/12/06 - 20060228609 - Solid polymer electrolyte membrane and process for producing the same, and fuel cell The present invention relates to a solid polymer electrolyte membrane having both of a higher proton conductivity and a smaller methanol permeability, which can be produced by conducting a graft polymerization of a fluororesin thin membrane irradiated with a radiation with a monofunctional monomer and again irradiating the resulting film ... 10/12/06 - 20060228608 - High temperature and low relative humidity polymer/inorganic composite membranes for proton exchange membrane fuel cells PEMFCs based on perfluorinated ionomer membranes (such as NAFION) are limited to temperatures below 100° C. because of the critical dependence of NAFION conductivity on the stability of liquid water. Ion-conductive composite compositions provided by the present invention, ion exchange membranes including such composite compositions and fuel cells incorporating those ... 10/12/06 - 20060228607 - Fuel cell and membrane-electrode assembly thereof A fuel cell having a membrane-electrode assembly including an anode, a cathode, and a polymer electrolyte membrane interposed between the anode and the cathode, wherein the polymer electrolyte membrane is a sulfonated polysulfone polymer. ... 09/28/06 - 20060216566 - Solid polymer electrolyte, proton conductive membrane, electrode electrolyte, electrode paste and membrane-electrode assembly wherein W is a divalent electron-withdrawing group; S is a protonic acid group; i is an integer of from 1 to 5; and j is an integer of from 1 to 7. ... 09/28/06 - 20060216565 - Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane A method for manufacturing a solid electrolyte membrane made from an electrolyte composition that shows low methanol cross-over and exhibits high proton conductivity. The method includes applying an electrolyte composition including an organic solvent and a perfluorocyclobutane-containing polymer having a specific structure onto a substrate, and then removing the solvent. ... 09/14/06 - 20060204813 - Ionic conductor, method of manufacturing the same, and electrochemical device An ionic conductor insoluble to water and fuel, and capable of stably allowing ions such as protons to conduct therethrough, a method of manufacturing the same, and an electrochemical device. The ionic conductor having a derivative in which an ion-dissociative group is bound to a carbonaceous substance composed of at ... 09/14/06 - 20060204812 - Aromatic polymer, film, electrolyte membrane and separator An aromatic polymer containing aromatic polyamide structural units and aromatic carbohydrazide structural units at a specific ratio is disclosed. A film having a high Young's modulus, high elongation at break and low moisture absorption can be formed from such an aromatic polymer. Dehydration cyclization of a compound having a carbohydrazide ... 09/07/06 - 20060199063 - Polymer electrolyte fuel cell To improve oxidation resistance of an electrolyte membrane and durability thereof by a low-cost method, thereby improving durability of a polymer electrolyte fuel cell. According to the present invention, in the polymer electrolyte fuel cell having a membrane-electrode assembly including a polymer electrolyte membrane and electrodes bonded to both sides ... 09/07/06 - 20060199062 - Solid polymer electrolyte membrane and production method of the same An object of the present invention is to provide a solid polymer electrolyte membrane in which a polyazole-based compound is uniformly mixed with a perfluorocarbonsulfonic acid resin. Thus, the present invention provides a solid polymer electrolyte membrane for solid polymer electrolyte fuel cell, which has high durability, as well as ... 08/31/06 - 20060194089 - Method for producing a membrane for a fuel cell The invention relates to an ion-conductive polymer membrane for a fuel cell, whereby the polymer membrane is configured from a polymer-forming hydrocarbon material and to a method for producing the same. The membrane also has a metal-containing gel which has been hydrolysed and/or condensed from a metal alkoxide starting material ... 08/24/06 - 20060188768 - Membrane-electrode assembly for use in solid polymer electrolyte fuel cell and solid polymer electrolyte fuel cell The present invention provides a membrane-electrode assembly excellent in electric power generation performance and durability for use in a solid polymer electrolyte fuel cell and a solid polymer electrolyte fuel cell formed therefrom. The membrane-electrode assembly for use in a solid polymer electrolyte fuel cell has a solid polymer electrolyte ... 08/17/06 - 20060183012 - Proton-conducting polymer membrane comprising sulfonic acid-containing polyazoles, and use thereof in fuel cells B) heating of the solution and/or dispersion obtainable according to step A) under inert gas to temperatures of up to 350° C. to form polyazole polymers, C) application of a layer using the mixture from step A) and/or B) to a support, D) treatment of the membrane from the step ... 08/10/06 - 20060177721 - Polymer electrolyte medium and direct methanol fuel cell where R is sulfonic acid or phosphoric acid, and n is an integer from 1 to 8000. ... 08/10/06 - 20060177720 - Reinforced composite ionic conductive polymer membrane, fuel cell adopting the same, and method of making the same A method of making a membrane including forming a porous support, the porous support including a polymer and a reinforcing agent, and applying an ion-exchange polymer to the porous support, a membrane including a porous support and an ion-exchange polymer, wherein the porous support includes a polymer and a reinforcing ... 08/10/06 - 20060177719 - Sulfonated polyelectrolyte membranes containing perfluorosulfonate ionomers New proton conducting membranes are made of sulfonated poly(arylene sulfide) polymers (SPAS) and a perfluorosulfonic acid polymer. A preferred poly(arylene sulfide) polymer is poly(p-phenylene sulfide). The membranes are used as a proton exchange membrane in PEM fuel cells operating at temperatures above 60° C., or at low relative humidity. According ... 08/10/06 - 20060177718 - Sulfonated poly(phenylene sulfide) films as polyelectrolyte membranes Proton conducting membranes are made of sulfonated films comprising poly(arylene sulfide), an olefinic polymer, and an elastomer. They are used in PEM fuel cells operating at temperatures above 95° C., or at low relative humidity. According to methods of the invention, sulfonated poly(phenylene sulfide) (SPPS) films are provided with a ... 08/10/06 - 20060177717 - Fluorinated sulfonamide compounds and polymer electrolyte membranes prepared therefrom for use in electrochemical cells R1, R2, and R3 are linear or branched perfluoroalkylene groups, optionally containing oxygen, chlorine, bromine, or iodine atoms. Polymers and small molecules useful in making polymer electrode membranes, membrane electrode assemblies, and electrochemical cells, such as fuel cells, are also described. ... 08/10/06 - 20060177716 - Electrolyte material for fuel cell There is provided an electrolyte material for a fuel cell having a high proton conductivity even in a state without humidification or moisture. The object is achieved by the electrolyte material for a fuel cell having a proton conductive system at least comprising (a) a Brönsted acid and (b) a ... 08/03/06 - 20060172170 - Polymer electrolyte membrane and fuel cell using the same A polymer electrolyte membrane includes a poly(benzoxazole) polymer doped with at least one acid. The polymer electrolyte membrane is manufactured by impregnating poly(benzoxazole) with an acid and has better ionic conductivity at high temperatures and better mechanical properties than a conventional poly(benzoxazole) polymer electrolyte membrane. In addition, the polymer electrolyte ... 08/03/06 - 20060172169 - Method of producing solid electrolyte and solid electrolyte A method of producing a solid electrolyte (3, 13) is disclosed wherein solid electrolyte material is prepared having a composition expressed by a formula: (1-x) ZrO2 {xSc2O3 (where x is a number equal to or greater than 0.05 and equal to or less than 0.15), and a spark plasma method ... 07/27/06 - 20060166070 - Solid oxide reversible fuel cell with improved electrode composition A solid oxide electrolyzer cell or a solid oxide reversible fuel cell includes a solid oxide electrolyte. It may also include at least one of a first gadolinia doped ceria interfacial layer in contact with a first side of the electrolyte and a second gadolinia doped ceria interfacial layer in ... 07/27/06 - 20060166069 - Polymer electrolyte membrane for fuel cell, method for preparing the same, and fuel cell system comprising the same The polymer electrolyte membrane for a fuel cell comprises a hygroscopic substrate and a proton conductive polymer disposed at the inside, one side, and/or both sides of the hygroscopic substrate. ... 07/27/06 - 20060166068 - Mixed ion conductor A mixed ionic conductor of the present invention includes a perovskite oxide of Ba, Ce, and In. The perovskite oxide is a crystalline compound expressed by Ba(Ce1-xInx)pO3, where x is 0.4 to 0.6 and p is 1 to 1.02. An electrochemical device of the present invention includes the mixed ionic ... 07/27/06 - 20060166067 - Polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells The present invention relates to a proton-conducting polymer electrolyte membrane based on polyvinylphosphonic acid/polyvinylsulfonic acid polymers, which owing to their excellent chemical and thermal properties, can be used for a variety of purposes and is particularly suitable as polymer electrolyte membrane (PEM) in PEM fuel cells. ... 07/20/06 - 20060159975 - Polymer electrolyte and fuel cell using the same A polymer electrolyte forming composition includes a trialkoxysilane containing an epoxy group, polyethyleneimine, and at least one of heteropolyacid and trifluoromethanesulfoneimid ... 07/20/06 - 20060159974 - Anhydrous proton conductor based on heterocycle attached to a polymer backbone The invention relates to proton-conducting polymers, including tetrazole-containing polymers. Proton-conducting membranes useful for fuel cell applications are formed from mixtures of a polymer with one or more non-aqueous proton sources. In representative examples of the present invention, tetrazole groups are attached to a polymer backbone such as polyphosphazene, the tetrazole ... 07/20/06 - 20060159973 - Electrolyte membrane, process for its production and membrane-electrode assembly for polymer electrolyte fuel cells To provide an electrolyte membrane having high strength even if it is thin in the thickness, excellent dimensional stability even upon absorption of water and a low electrical resistance; a process for producing the electrolyte membrane; and a membrane-electrode assembly for polymer electrolyte fuel cells having a high output and ... 07/13/06 - 20060154129 - Novel proton exchange membranes using cycloaddition reaction between azide and alkyne containing components A process for making an ion-conducting polymer comprises cross-linking polymers having functional groups such as alkyne groups and azide groups. An example ion-conducting polymer has cross-links including nitrogen-containing heterocycles formed by the reaction between the functional groups, such as 1,2,3-triazole groups formed by a cycloaddition reaction between alkyne and azide ... 06/29/06 - 20060141317 - Proton conductor, polymer electrolyte comprising the same and fuel cell employing the polymer electrolyte A proton conductor includes a molecule with a hydroxy group arranged at a terminal end and an ether-based functional group arranged at an α-carbon position. The proton conductor may be used to impregnate a polymer matrix to form a polymer electrolyte. ... 06/29/06 - 20060141316 - Proton conductor and electrochemical device using the same A proton conductor includes P2O5 and at least one of B2O3, ZrO2, SiO2, WO3, and MoO3. The proton conductor has an amorphous phase of 60 wt % or more. The proton conductor exhibits proton conductivity at temperatures above 100° C. without humidification. ... 06/29/06 - 20060141315 - Polymer electrolyte composition containing aromatic hydrocarbon-based resin An object of the present invention is to provide a polymer electrolyte composition ensuring high durability even under high-temperature low-humidification conditions (for example, an operation temperature of 100° C. with 50° C. humidification (corresponding to a humidity of 12 RH %)), and a proton exchange membrane comprising the polymer electrolyte ... 06/22/06 - 20060134494 - Branched and sulphonated multi block copolymer and electrolyte membrane using the same The electrolyte membrane of the present invention has high proton conductivity and excellent mechanical properties as well as chemical stability, so it can be effectively used for the production of thin film without the decrease of membrane properties according to the increase of sulfonic acid group since it enables the ... 06/22/06 - 20060134493 - Highly durable polymer electrolytic membrane for a fuel cell having a cross-linked structure The objective of the invention is to solve the problems of conventional polymer electrolyte membranes, including small ion-exchange capacity and low oxidation and methanol resistance. A polymer film substrate is irradiated with γ-rays, electron beams or other radiations to perform multi-graft polymerization with functional monomers and then the polymer film ... 06/22/06 - 20060134492 - Bismuth oxide-based electrode-electrolyte pair (variants), method for the production thereof (variants) and organogel This invention relates to the field of electric power generation by direct transformation of the chemical energy of gaseous fuel to electric power by means of high-temperature solid oxide fuel cells. The invention can be used for the fabrication of miniaturized thin filmed oxygen sensors, in electrochemical devices for oxygen ... 06/22/06 - 20060134491 - Zirconium dioxide-based electrode-electrolyte pair (variants), method for the production thereof (variants) and organogel This invention relates to the field of electric power generation by direct transformation of the chemical energy of gaseous fuel to electric power by means of high-temperature solid oxide fuel cells. The invention can be used for the fabrication of miniaturized thin filmed oxygen sensors, in electrochemical devices for oxygen ... 06/15/06 - 20060127728 - Membrane-electrode assembly for fuel cell wherein Y is a group represented by —C(CF3)2—, (CF2)i—, wherein i is an integer of 1 to 10, —SO— or —SO2—; Z is a divalent electron-donating group or a direct bond; Ar is an aromatic group having a substituent represented by —SO3H; m is an integer of 0 to 10; ... 06/15/06 - 20060127727 - Polymer electrolyte and fuel cell employing the same A polymer electrolyte that may be used in a fuel cell includes sulfonated polyether ketone ketone and a cross-linking agent. ... 06/15/06 - 20060127726 - Solid electrolyte based on magnesia-doped ceria A solid electrolyte based on magnesia-doped ceria is described, having a composition represented by general formula Ce1-x-yMxMgyO2-d, wherein M stands for Y, Ca or Sr, and the ranges of x and y are defined by the inequalities of 0.01≦x<0.3, 0.01≦y≦0.6 and 0.02≦x+y≦0.7. The composition can be formed into a sintered ... 05/25/06 - 20060110645 - Polymer electrolyte membrane for fuel cell and fuel cell system comprising same The polymer electrolyte membrane according to the present invention includes a proton-conducting polymer including metal ions bound to polyalkylene oxide. The polymer electrolyte membrane can save manufacturing cost of a fuel cell and improve proton conductivity and mechanical strength. ... 05/25/06 - 20060110644 - Membrane treatment method A method of enhancing electrical performance of a membrane for a fuel cell is disclosed. The method includes providing a perfluorosulfonic acid (PFSA) ionomer in an aqueous hydroxylated hydrocarbon aqueous solution. The PFSA dispersion or solution has an acid number the same or higher than an acid number of the ... 05/18/06 - 20060105217 - Solid polymer electrolyte membrane, method for manufacturing the same, and fuel cell using the solid polymer electrolyte membrane A solid polymer electrolyte membrane that exhibits stable energy generation performance for a long period of time at an operation temperature of about 100° C. to about 300° C. in an unhumidified condition or a relative humidity of about 50%. A method for manufacturing the solid polymer electrolyte membrane and ... 05/18/06 - 20060105216 - Polymer electrolyte membrane having improved oxidation resistance The improved electrolyte membrane which is produced by grafting a styrenic monomer and bis(vinylphenyl)ethane as monomers to a polymer substrate and then introducing sulfonic acid groups into the graft side chains formed has improved oxidation resistance and good adhesion to electrodes. The polymer substrate is preferably made of a fluorocarbon ... 05/11/06 - 20060099476 - Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assembly To present an electrolyte material having a high softening temperature, which is useful for obtaining a polymer electrolyte fuel cell which can be operated at a high temperature and whereby a high output power can be obtained with little catalyst poisoning. An electrolyte material for polymer electrolyte fuel cells, which ... 05/11/06 - 20060099475 - Solid polymer electrolyte membrane electrode assembly and solid polymer electrolyte fuel cell using same A solid polymer electrolyte membrane electrode assembly (cell) comprising a fuel electrode membrane disposed on one surface of a solid polymer electrolyte membrane, and an oxidant electrode membrane disposed on the other surface of the solid polymer electrolyte membrane, and wherein ions of at least one metal of Ce, Tl, ... 05/11/06 - 20060099474 - Proton conductor, single ion conductor, process for the production of them, and electrochemical capacitors A proton conductor or a single ion conductor having high conductivity and a broad operation temperature range, manufacturing methods thereof and an electrochemical capacitor using it are provided. A compound having a structural part of Chemical formula 1 and a compound having a structure of Chemical formula 2 are included. ... 05/04/06 - 20060093886 - Proton conductive solid polymer electrolyte and fuel cell A proton conductive solid polymer electrolyte includes a polypyridobisimidazole-based compound and at least an acid. The proton conductive solid polymer electrolyte can be used to make a fuel cell with good power generation over a long period of time under a relative humidity of about 0% to about 50% at ... 05/04/06 - 20060093885 - Compositions containing functionalized carbon materials Compositions containing functionalized carbon materials and their use, for example, as films for membranes or in other fabricated forms in electrode assemblies for electrochemical cells and fuel cells such as fuel cells are described. ... 05/04/06 - 20060093884 - Ceramic laminate structures Ceramic laminate structures, particularly laminate structures including stabilized zirconia compositions, as well as electrodes and electrochemical cells including such laminate structures. The stabilized zirconia composition preferably are selected from scandia-stabilized zirconia and yttria-stabilized zirconia. These laminate structures enhance the overall flexural strength of the electrolyte layer while preserving high electrical ... 04/27/06 - 20060088750 - Proton-conducting polymer material, and solid electrolyte membrane, electrochemical cell and fuel cell therewith This invention relates to a proton-conducting polymer material comprising a quinoxaline-based compound structure, an imidazole-based compound structure and a proton-donating substituent, and a solid electrolyte membrane, an electrochemical cell and a fuel cell therewith. ... 04/27/06 - 20060088749 - Novel compositions of monomers, oligomers and polymers and methods for making the same Novel polymer electrolyte compositions are described. In accordance with one embodiment, the novel composition includes at least one type of a polymer repeat unit including more than one property imparting unit. The property imparting unit has at least one member selected from the group consisting of conductivity imparting unit, stability ... 04/20/06 - 20060083976 - Substituted nitrogen heterocycles as proton carriers for water-free proton exchange membranes for fuel cells A fuel cell is provided comprising an anode, a cathode, a catalyst, and a polymer electrolyte membrane comprising a heterocyclic compound with a nitrogen heteroatom and at least one electron-withdrawing substituent. The fuel cell operates at temperatures above about 100° C., preferably above about 150° C. The heterocyclic compound is ... 04/13/06 - 20060078775 - Composite proton exchange membrane An organic/inorganic composite proton exchange membrane (PEM) is disclosed. The PEM includes a proton exchange membrane and a particulate inorganic conductor filler material provided in the proton exchange membrane. The particulate inorganic conductor filler material imparts enhanced water retention capabilities to the PEM at high temperatures, as well as enhances ... 04/13/06 - 20060078774 - Proton-conducting polymer membrane containing polyazole blends and application thereof in fuel cells The present invention relates to a proton-conducting polymer membrane which comprises polyazole blends and is obtainable by a process comprising the steps A) preparation of a mixture comprising polyphosphoric acid, at least one polyazole (polymer A) and/or one or more compounds which are suitable for forming polyazoles under the action ... 04/06/06 - 20060073370 - Compositions containing modified fullerenes Compositions containing modified fullerenes and their use, for example, as films for membranes in electrode assemblies for electrochemical cells and fuel cells such as fuel cells are described. ... 04/06/06 - 20060073369 - Sulfonated poly (arylene) films as polyelectrolyte membranes wherein the groups Ar3 and Ar4 are independently selected from the group consisting of aryl rings, aryl ring systems, and thiophene rings, and where at least one of Ar3 and Ar4 is substituted with a sulfonate group. Films suitable for use as a polyelectrolyte membrane are prepared from the sulfonated ... 03/30/06 - 20060068259 - Polybenzimidazole-benzamide copolymer, process for preparing the same, electrolyte membrane prepared therefrom and process for preparing the same Wherein, x is 0.1˜99.9. ... 03/30/06 - 20060068258 - Polymer electrolyte membrane, membrane-electrode assembly for polymer electrolyte fuel cells and process for producing polymer electrolyte membrane A polymer electrolyte membrane comprises at least one layer of a perforated sheet having many through-holes formed substantially parallel to the thickness direction with an average cross-sectional area per hole ranging from 1×10−3 to 20 mm2, wherein the numerical aperture based on the through-holes ranges from 30 to 80%, and ... 03/30/06 - 20060068257 - Composite proton exchange membrane and method of making same A composite electrolyte membrane is fabricated by applying a solution onto a surface of a substrate, then removing the solvent to form a layer of the composite electrolyte membrane. The substrate comprises an electrode; and the solution comprises an exfoliated, inorganic, sodium-based cation exchange material, an ionically conductive polymer-based material, ... 03/30/06 - 20060068256 - Proton conductive polymer and fuel cell A proton conductive polymer comprising: a methanol exclusive compound unit; and a proton conductive compound unit. ... 03/30/06 - 20060068255 - Proton conductive polymer and fuel cell wherein R1, R2 and R3 each independently represents a substituent; and V, W and X each independently represents a positive integer. ... 03/30/06 - 20060068254 - Electrolyte composition, solid electrolyte membrane and solid polymer fuel cell A novel electrolyte composition is provided for obtaining a solid electrolyte membrane capable of exhibiting a large ion exchange capacity, high proton conductivity and a low methanol permeation coefficient. This electrolyte composition contains a sulfonic acid group-containing polyimide and having a specific structure. Such a polyimide can be obtained, for ... 03/23/06 - 20060063056 - Fuel cell system The fuel cell system of liquid fuel direct supply type includes an proton-conductive solid polymer film as an electrolyte, a cell part containing an anode and a cathode disposed to face each other with the proton-conductive solid polymer film intervening therebetween, a filter for removing metallic ions from a liquid ... 03/23/06 - 20060063055 - Fuel cell durability Fuel cell membrane electrode assemblies and fuel cell polymer electrolyte membranes are provided comprising bound anionic functional groups and polyvalent cations, such as Mn or Ru cations, which demonstrate increased durability. Methods of making same are also provided. ... 03/23/06 - 20060063054 - Durable fuel cell Fuel cell membrane electrode assemblies and fuel cell polymer electrolyte membranes are provided comprising manganese oxides which demonstrate increased durability. Methods of making same are provided. ... 03/16/06 - 20060057449 - Proton-conducting membrane and the use thereof The present invention relates to a novel proton-conducting polymer membrane based on aromatic polyazoles which contain sulfonic acid groups and in which the sulfonic acid groups are covalently bound to the aromatic ring of the polymer and which can, owing to their excellent chemical and thermal properties, be used for ... 03/09/06 - 20060051648 - Solid polymer electrolyte membrane, method for producing the same, and fuel cell including the solid poymer electrolyte membrane A solid polymer electrolyte membrane is used to stably generate electricity under non-humidified conditions or conditions with a relative humidity of 50% or less at an operating temperature of 100° C. to 300° C. for a long period of time. A method of producing the same and a fuel cell ... 03/09/06 - 20060051647 - Polymer electrolyte membrane having excellent durability A polymer electrolyte membrane for a polymer electrolyte fuel cell, that overcomes disadvantages of the conventional polymer ion-exchange membranes including fluorine-based polymer electrolyte membranes and can maintain cell characteristics even in use over a long period of time (e.g., several thousand hours). The polymer electrolyte membrane comprises a fluorine polymer ... 03/09/06 - 20060051646 - Proton-conductive material and method for production thereof, membrane electrode assembly, and fuel cell A proton-conductive material which contains a compound having a mesogen substituted with an electron-attracting group. The proton-conductive material has a high ionic conductivity, a small methanol crossover, and a high film strength. ... 03/02/06 - 20060046122 - Composite electrolyte membrane A new composite electrolyte membrane that has excellent hydrogen ion conductivity, and excellent methanol exclusion, a manufacturing method for such a composite electrolyte membrane, and a fuel cell using such a composite electrolyte membrane are provided. The composite electrolyte membrane comprises a hydrogen ion conductive polymer membrane and an exfoliate ... 02/23/06 - 20060040157 - Development of a novel method for preparation of pemfc electrodes A method based on pulse electrodeposition technique was developed for preparation of membrane electrode assemblies (MEAs). In this approach, platinum is deposited directly on the surface of the carbon electrode. The method ensures most of the platinum to be in close contact with the membrane. Using this method it is ... 02/16/06 - 20060035130 - Solid oxide fuel cell One embodiment of the present invention provides a solid oxide fuel cell, which includes: an anode; a cathode; and an ionically conducting solid oxide electrolyte disposed between the anode and the cathode; wherein the solid oxide electrolyte includes at least one first region having a relatively high operating temperature and ... 02/16/06 - 20060035129 - Proton conducting membrane, method for producing the same and fuel cell using the same A proton conducting membrane having a high ionic conductivity and an excellent high temperature dimensional stability which can perform stably even at high temperatures, a method for producing the same and a solid polymer-based fuel cell comprising same are provided. In other words, the present invention concerns a method for ... 02/09/06 - 20060029854 - Block polymer, process for producing a polymer, and polymer electrolyte fuel cell A polymer electrolyte fuel cell comprising a membrane-form polymer electrolyte, a cathode disposed on one side of the polymer electrolyte, and an anode disposed on the other side of the polymer electrolyte, wherein the cathode comprises a catalyst and an ion exchange resin, and the ion exchange resin is made ... 02/09/06 - 20060029853 - Polymer electrolyte membrane and polymer electrolyte fuel cell and a monomer or prepolymer of a number-average molecular weight of 2,000 or more having an ethylenically unsaturated bond. Thereby, there are provided a polymer electrolyte membrane having both the high proton conductivity of the polymer electrolyte membrane containing phosphoric acid ester and a high mechanical strength, and a polymer ... 02/02/06 - 20060024547 - Anode supported sofc with an electrode multifunctional layer The invention is directed to a fuel cell which is configured to avoid deformation caused by differential shrinking, and which mitigates the damage caused by the introduction of an oxidizing environment in the anode cavity during the operation of the fuel cell. The fuel cell has a cathode, an electrolyte, ... 02/02/06 - 20060024546 - Fullerene-based electrolyte for fuel cells Fullerene materials are incorporated in minor amounts into various polymeric materials to enhance the low relative humidity proton conductivity properties of the polymeric material. The resulting proton conductors may be used as polymer electrolyte membranes in fuel cells operative over a wide range of relative humidity conditions and over a ... 01/26/06 - 20060019140 - Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells An electrolyte membrane is prepared from a liquid composition comprising at least one member selected from the group consisting of trivalent cerium, tetravalent cerium, bivalent manganese and trivalent manganese; and a polymer with a cation-exchange group. The liquid composition is preferably one containing water, a carbonate of cerium or manganese, ... 01/19/06 - 20060014068 - Processing techniques for the fabrication of solid acid fuel cell membrane electrode assemblies Processes, techniques, and compositions used to fabricate high performance solid acid fuel cell membrane electrode assemblies are disclosed. The techniques include preparing the solid acid electrolyte material, depositing the electrolyte membrane, depositing the electrocatalyst layer, preparing the electrodes, fabricating the gas seals, and constructing the membrane electrode assembly. ... 01/19/06 - 20060014067 - Multi-layer polyelectrolyte membrane Multi-layer polyelectrolyte membranes are described wherein at least one of the layers contains at least one acrylic resin or vinyl resin having at least one ionic or ionizable group, and at least one additional polymer. The polymer has small or large domain sizes with respect to the acrylic resin or ... 01/19/06 - 20060014066 - Ion-conductive polymer, solid polyelectrolyte, and cell employing the same (In the above described formula, n designates an integer of 2 or more, R designates an organic residue having 1 to 20 carbon atoms or an organic residue having 1 to 20 carbon atoms and hetero atoms such as N, O, P, S, etc., X designates an anion part, and ... 01/12/06 - 20060008692 - Solid electrolyte and electrochemical system including the solid electrolyte Solid electrolyte comprising organic compound containing the organic polymer with hydroxyl group, inorganic compound, and water intended to provide the solid electrolyte that is less susceptible to performance deterioration even under high temperatures of 100° C. or higher and the electrochemical system using the said solid electrolyte. It is a ... 01/12/06 - 20060008691 - Compound, and solid electrolyte, proton conductor, membrane electrode assembly and fuel cell comprising the compound wherein A1 is mesogen-containing organic group; R1 is H, alkyl, aryl or silyl; R2 is alkyl, aryl or heterocyclic; m1 is 1-3; L1 is single bond, alkylene, —O—, —CO—, or a combination thereof; Ar1 is arylene or heteroarylere having electron-donating group; Y1 is polymerizable group; n11 is 1-8; n12 is ... 01/12/06 - 20060008690 - Proton conducting polymer membrane comprising phoshphonic acid groups containing polyazoles and the use thereof in fuel cells The present invention relates to proton-conducting polymer membranes which comprise polyazoles containing phosphonic acid groups and are obtainable by a process comprising the steps A) mixing of one or more aromatic and/or heteroaromatic tetraamino compounds with one or more aromatic and/or heteroaromatic carboxylic acids or derivatives thereof which contain at ... 01/05/06 - 20060003215 - Polymer membrane for fuel cell and method of preparing the same A polymer membrane for a fuel cell includes a porous polymer substrate, and a crosslinked polymer layer having a proton-conductive functional group coated on at least one side of the porous polymer substrate. A method of preparing the polymer membrane includes: (1) providing a coating composition that includes a monomer ... 12/29/05 - 20050287410 - Polymer electrolyte membrane and fuel cell using the same A polymer electrolyte membrane having excellent mechanical natures is provided. The polymer electrolyte membrane has an elastic modulus at 23° C. and a relative humidity of 50% of 400 MPa to 900 MPa and comprises at least one polymer, all of which have an aromatic ring on their main chain, ... 12/22/05 - 20050282053 - Composite electrolyte with crosslinking agents A covalent crosslinking of ion-conducting materials via sulfonic acid groups can be applied to various low cost electrolyte membrane base materials for improved fuel cell performance metrics relative to such base material. This proposed approach is due, in part, to the observation that many aromatic and aliphatic polymer materials have ... 12/22/05 - 20050282052 - Modified inorganic material with ion exchange capacity, composite electolyte membrane comprising the same, and fuel cell comprising the composite electrolyte membrane The present invention relates to a modified inorganic material with excellent cation exchange capacity. In addition, the invention relates to a method of preparing the modified inorganic material, a composite electrolyte membrane comprising the modified inorganic material powder that has excellent methanol-repelling ability, and a fuel cell comprising the composite ... 12/08/05 - 20050271923 - Fuel cell, polyelectrolyte and ion-exchange resin use for same The object of this invention is to provide a solid polymer electrolyte which is excellent in durability and of low cost, and membranes, solutions for electrode catalyst coating, membrane/electrode assemblies and fuel cells which use the electrolyte. According to this invention, there can be provided a fuel cell which comprises ... 12/08/05 - 20050271922 - Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell wherein “n” is 1, 2, 3, 4, 5, or 6. The solid polymer electrolyte may be incorporated into a membrane and may be used in a solution for covering an electrode catalyst. ... 12/08/05 - 20050271921 - Membrane-electrode assembly for fuel cell, preparation method, and fuel cell comprising the same A membrane-electrode assembly for a fuel cell of the present invention includes a polymer electrolyte membrane with a layer of inorganic fine particles on either side. Catalyst layers are positioned on the layers of inorganic fine particles with gas diffusion layers positioned on the catalyst layers. The resulting polymer electrolyte ... 12/01/05 - 20050266291 - Polymer electrolyte material, production method thereof and membrane electrode assembly for polymer electrolyte fuel cell The present invention provides a polymer electrolyte material comprising a polymer having a repeating unit based on an alicyclic fluoromonomer having a carbon-carbon double bond with radical polymerization reactivity, wherein either of carbon atoms at both ends of the double bond constitutes a ring structure; the repeating unit contains a ... 12/01/05 - 20050266290 - Enzymatic fuel cell with membrane bound redox enzyme Still further provided is a fuel cell with an anode compartment and a cathode compartment comprising: in the anode compartment, an anode electrode and, integrated into biocompatible membrane tethered to the anode electrode, a redox enzyme that can receive electrons from an electron carrier; in the cathode compartment, a cathode ... 12/01/05 - 20050266289 - Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts. The compounds comprise at least one perfluorovinyl group and at least one group chosen from —O or one of the groups C≡N, —C(C≡N)2, —NSO2R or —C[SO2R]2 or a pentacyclic ... 11/24/05 - 20050260477 - Mixed ionic conductor and device using the same Such a mixed ionic conductor has not only the necessary conductivity for electrochemical devices such as fuel cells, but also superior moisture resistance. ... // - 0.01≦c≦0.1; - ... // - 0.16≦b≦0.26; - ... // - 0.9≦a≦1; - ... 11/24/05 - 20050260476 - Membrane electrode assembly A membrane electrode assembly is formed by arranging a gas diffusion layer for fuel made on the basis of electrically conductive fibers, a catalyst layer for fuel, an electrolyte membrane, a catalyst layer for oxidizing agent, and a gas diffusion layer for oxidizing agent made on the basis of electrically ... 11/24/05 - 20050260475 - Polymer electrolyte membrane, method for producing same, and membrane electrode assembly and polymer electrolyte fuel cell comprising same A polymer electrolyte membrane obtained by subjecting a sulfonated polyarylene membrane having an initial water content of 80-300 weight % to a hot-water treatment. A composite polymer electrolyte membrane comprising a matrix made of a first sulfonated aromatic polymer having a high ion exchange capacity, and a reinforcing material constituted ... 11/24/05 - 20050260474 - Polymer electrolyte membrane, method for producing same, and membrane electrode assembly and polymer electrolyte fuel cell comprising same A polymer electrolyte membrane obtained by subjecting a sulfonated polyarylene membrane having an initial water content of 80-300 weight % to a hot-water treatment. A composite polymer electrolyte membrane comprising a matrix made of a first sulfonated aromatic polymer having a high ion exchange capacity, and a reinforcing material constituted ... 11/24/05 - 20050260473 - Electrical power source designs and components Provided, among other things, is ion-conductive membrane assembly comprising: a porous core; and sandwiching the porous core therebetween, two ion-conductive membranes; wherein the porous core is adapted to retain a ion-conductive liquid. ... 11/03/05 - 20050244697 - Composite polymer electrolytes for proton exchange membrane fuel cells Thin films of inexpensive composite polymer electrolyte membranes containing inorganic cation exchange materials including various clay based fillers are fabricated by solution casting. The membranes exhibit higher ion exchange capacity, proton conductivity and/or lower gas crossover. In general, the composite membranes exhibit excellent physicochemical properties and superior fuel cell performance ... 11/03/05 - 20050244696 - Proton conducting polymer film and method for production thereof An object of the present invention is to provide a proton conducting polymer membrane that has excellent mechanical properties and high methanol barrier properties, in addition to high proton conductivity, and is useful as an electrolyte in polymer electrolyte fuel cells and direct methanol fuel cells. The present invention provides ... 11/03/05 - 20050244695 - Proton-conducting polymer membrane comprising a polymer with sulphonic acid groups and use thereof in fuel cells The present invention relates to a proton-conducting polymer membrane comprising polymers containing sulfonic acid groups, obtainable by a process comprising the steps of A) mixing vinyl-containing sulfonic acid with one or more aromatic tetraamino compounds with one or more aromatic carboxylic acids, their esters, their acid halides or their acid ... 11/03/05 - 20050244694 - Proton-conducting polymer membrane comprising polymers containing phosphonic acid groups and its use in fuel cells The present invention relates to a proton-conducting polymer membrane comprising polymers containing phosphonic acid groups which is obtainable by a process comprising the steps A) mixing of vinyl-containing phosphonic acid with one or more aromatic tetraamino compounds with one or more aromatic carboxylic acids, esters thereof, acid halides thereof or ... 10/27/05 - 20050238938 - Membranes for fuel cells The invention provides a direct methanol fuel cell comprising: (a) a solid fluorinated polymer electrolyte membrane having an ion exchange ratio (IXR) of at least about 17, wherein the solid polymer electrolyte membrane has a first surface and a second surface; and (b) at least one catalyst layer present on ... 10/27/05 - 20050238937 - Highly conductive ordered ion exchange membranes Process for producing ion exchange membranes. A matrix material that comprises a polymeric component chosen from the group consisting of monomeric and oligomeric polymer precursors and cross-linkable polymers is provided. Ion cation or anion exchange particles, or proton or hydroxyl or ion conducting particles, or cation or anion exchange polymers, ... 10/13/05 - 20050227135 - Composite membrane for fuel cell and fuel cells incorporating said membranes A proton exchange membrane is provided which includes a proton exchange polymer, such as Nafion®, and agglomerates of metal oxide or metal phosphate particles. The particles and agglomerates are characterized in specific embodiments in having a high specific surface area. In one configuration an included particle includes a metal oxide ... 10/06/05 - 20050221143 - Proton conductor The present invention provides a proton conductor comprising SnP2O7. The present invention also provides a fuel cell that comprising a cathode, an anode, and an electrolyte membrane, in which one of these components comprises SnP2O7. The SnP2O7 has high ionic conductivity of about 10−1 to 10−2 S/cm at about 80° ... 10/06/05 - 20050221142 - Composite polymer electrolytes based on organosilica hybrid proton conductors for fuel cells Composite polymer electrolytes for use in Polymer Electrolyte Membrane (PEM) fuel cells are disclosed. The electrolytes comprise sulfonated-organosilica hybrid electrolyte materials formed into a membrane. The sulfonated-organosilica hybrid electrolyte materials may be formed into a membrane by combining them in solution with Nafion® and solution casting the solution slurry to ... 10/06/05 - 20050221141 - Modified carbon products, their use in proton exchange membranes and similar devices and methods relating to the same Proton exchange membranes incorporating modified carbon products. The modified carbon products advantageously enhance the properties of proton exchange membranes, leading to more efficiency within a fuel cell or similar device. ... 10/06/05 - 20050221140 - Solid oxide fuel cell A solid oxide fuel cell provided with a power cell (1) in which a fuel electrode layer (4) is arranged on one surface of a solid electrolyte layer (3) and an air electrode layer (2) is arranged on the other surface thereof, wherein the solid electrolyte layer (3) has a ... 09/29/05 - 20050214616 - Ceramic-ceramic nanocomposite electrolyte A ceramic-ceramic nanocomposite electrolyte having enhanced conductivity is provided. The nancomposite electrolyte is formed from chemically stabilized zirconia such as yttria stabilized zirconia or scandia stabilized zirconia and a heterogeneous ceramic dopant material such as Al2O3, TiO2, MgO, BN, or Si3N4 The nanocomposite electrolyte is formed by doping the chemically ... 09/29/05 - 20050214615 - Fullerene based proton conductive materials A fullerene-based proton conductor including a proton conductive functional group connected to the fullerene by an at least partially fluorinated spacer molecule. Also, a polymer including at least two of the proton conductors that are connected by a linking molecule. Further, an electrochemical device employing the polymer as a proton ... 09/15/05 - 20050202299 - Polymer electrolyte and proton conductive membrane wherein A is a divalent electron-withdrawing group, B is a divalent electron-donating group or a direct bond, Ar is an aromatic group, Z is an oxygen or a sulfur atom, X is a hydrogen or a fluorine atom, j is an integer of 1 or greater, k is an integer ... 09/08/05 - 20050196658 - Proton-conducting electrolyte and fuel cell using the same where Ar1 and Ar2 are each an aromatic ring or a group containing an aromatic ring and n is the average degree of polymerization and is an integer between 100-300,000. ... 08/25/05 - 20050186461 - Electrolyte membrane, process for its production and polymer electrolyte fuel cell An electrolyte membrane characterized by comprising a porous body formed from a melt-moldable fluororesin and having interconnected pores and an ion exchange resin with which the interconnected pores are filled, is provided. Specifically, the porous body is formed, for example, from an ethylene/tetrafluoroethylene copolymer, a tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer, a ... 08/18/05 - 20050181257 - Polyimide comprising sulfonic acid group at the terminal of side chain, and polymer electrolyte and fuel cell using the same The present invention is related to a polyimide, which has high ionic conductivity and good structural stability, does not decompose even under low humidity, and is inexpensive, and a polymer electrolyte and a fuel cell using the same. In particular, the polyimide of the present invention has a repeating unit ... 08/18/05 - 20050181256 - Ion conductive random copolymers This invention relates to ion conducting random copolymers that are useful in forming polymer electrolyte membranes used in fuel cells. ... 08/18/05 - 20050181255 - Structures of the proton exchange membranes with different molecular permeabilities The invention relates to the structures of proton exchange membranes with different molecular permeabilities, especially to the proton exchange membranes suitable for the applications in Direct Methanol Fuel Cell (DMFC) and with the function of recovering water from the cathode. The polymeric structures are the designs of phase separated structures ... 08/18/05 - 20050181254 - Multilayer electrolyte membrane The present invention relates to a proton-conducting multilayer electrolyte membrane with a barrier layer, a process for producing it and a fuel cell containing such a membrane. The novel multilayer electrolyte membranes equipped with a barrier layer prevent leaching of the mineral acid and reduce the overvoltage at the cathode. ... 08/11/05 - 20050175880 - Composite electrolyte membrane and fuel cell containing the same wherein, R1 is an alkylene group with 2-7 carbon atoms, X is a hydrogen atom or an alkali metal, R2 and R3 are each independently an alkylene group with 2-7 carbon atoms. ... 08/11/05 - 20050175879 - Grafted polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells The present invention relates to a proton-conducting polymer electrolyte membrane based on polyvinylphosphonic acid/polyvinylsulfonic acid polymers, which owing to their excellent chemical and thermal properties, can be used for a variety of purposes and is particularly suitable as polymer electrolyte membrane (PEM) in PEM fuel cells. ... 08/04/05 - 20050170229 - Composite ion-exchange membrane, fabrication method of the same, and membrane-electrode assembly, and polymer electrolyte fuel cell having the same The present invention relates to a composite ion-exchange membrane that can exhibit good conductivity at high temperatures, methods to produce the polymer membrane, membrane-electrode assemblies that comprise one or more of such polymers, and polymer electrolyte fuel cells that comprise one or more of such electrode assemblies. ... 07/28/05 - 20050164063 - Compound, and solid electrolyte, proton conductor, membrane electrode assembly and fuel cell comprising the compound wherein R1 represents a hydrogen atom, an alkyl group, an aryl group or a silyl group; R2 represents an alkyl group, an aryl group or a heterocyclic group; m1 indicates an integer of from 1 to 3; L1 represents a single bond, an alkylene group, —O—, —CO—, or a divalent ... 07/14/05 - 20050153189 - Solid oxide electrolyte material and method of producing solid oxide electrolyte A solid oxide electrolyte material comprising an electrolyte material 50 using oxygen ions as carriers as a base material and a lithium-containing compound 60 added to the base material as a sintering additive is sintered at a sintering temperature of 1300° C. or lower to produce a solid oxide electrolyte ... 07/07/05 - 20050147861 - Proton conducting electrolyte and fuel cell using the same The present invention is related to a proton conducting electrolyte having better proton conductivity, heat resistance and mechanical strength and a fuel cell using the same. More specifically, the proton conducting electrolyte of the present invention comprises a backbone polymer having a hard segment and a soft segment, and one ... 07/07/05 - 20050147860 - Electrolyte film and solid polymer fuel cell using the same An electrolyte membrane having a porous base material having pores filled with a first polymer capable of conducting a proton, wherein the porous base material comprises i) at least one second polymer selected from the group consisting of polyolefins and ii) a third polymer having double bond in the polymer, ... 07/07/05 - 20050147859 - Mixture comprising phosphonic acid containing vinyl, polymer electrolyte membranes comprising polyvinylphoshphonic acid and the use thereof in fuel cells Mixtures containing vinyl-containing phosphonic acid, polymer electrolyte membranes comprising polyvinylphosphonic acid and their use in fuel cells. The present invention relates to a proton-conducting polymer membrane based on polyvinylphosphonic acid obtainable by a process comprising the steps A) Mixing a polymer with vinyl-containing phosphonic acid, B) Forming a two-dimensional structure ... 06/30/05 - 20050142412 - Proton conducting electrolyte and fuel cell using the same The present invention is relates to a proton conducting electrolyte comprising a novel polymer compound having a sulfonic acid group that is widely used in the industrial field. The polymer of the present invention may be prepared by a simple reaction scheme under mild conditions. Additionally, the present invention is ... 06/30/05 - 20050142411 - Gel electrolyte and fuel cell employing the same The present invention is related to a gel electrolyte composed of a mixture comprising an acid and a high molecular compound. The acid is capable of causing the polymer compound to swell. The polymer compound may comprise a high molecular compound, such as, a partially methylated polybenzimidazole where at least ... 06/23/05 - 20050136314 - Ion-exchange membrane for an electrochemical fuel cell Further x, y, z represent the mole ratios of each moiety in the ionomer such that x is between 0.25 and 0.40; y is between 0.01 and 0.26; and z is between 0.40 and 0.67. Melt viscosity of the corresponding base polymer also affects performance in the fuel cell, particularly ... 06/02/05 - 20050118480 - Ion conducting composite membrane materials containing an optionally modified zirconium phosphate dispersed in a polymeric matrix, method for preparation of the membrane material and its use The invention provides composite membrane materials comprising a polymer of the state of art uniformly filled with a zirconium phosphate, preferably α-zirconium phosphate or zirconium phosphate sulfoarylenphosphonate particels. The composite membrane materials are preferably prepared starting from a solution of a polymer of the state of art and from a ... 06/02/05 - 20050118479 - Electrolyte film and solid polymer fuel cell using the same An electrolyte membrane having a porous base material having pores filled with a first polymer capable of conducting a proton, wherein the porous base material comprises at least one second polymer selected from the group consisting of polyimides and polyamides; and a fuel cell, particularly a solid polymer fuel cell, ... 06/02/05 - 20050118478 - Mixture comprising sulphonic acid containing vinyl, polymer electrolyte membrane comprising polyvinylsulphonic acid and the use thereof in fuel cells The present invention relates to a proton-conducting polymer membrane which is based on polyvinylsulphonic acid and is obtainable by a process comprising the steps A) mixing of a polymer with vinyl-containing sulphonic acid, B) formation of a flat structure using the mixture from step A) on a support, C) polymerization ... 06/02/05 - 20050118477 - Proton conducting electrolyte membrane having reduced methanol permeability and the use thereof in fuel cells The present invention relates to a proton-conducting electrolyte membrane obtainable by a process comprising the steps: A) swelling a polymer film with a liquid comprising a vinyl-containing sulphonic acid and B) polymerising the vinyl-containing sulphonic acid present in liquid introduced in step A). A membrane according to the invention is ... 06/02/05 - 20050118476 - Proton-conducting electrolyte membrane method for production and use thereof in a fuel cell A proton-conducting electrolyte membrane is disclosed, comprising at least one base material and at least one dopant, which is the reaction product of an at least dibasic inorganic acid with an organic compound, comprising one acidic hydroxyl group, or the condensation product of said compound with a polybasic acid. The ... ### FreshPatents.com Support - Terms & Conditions |