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US20050053818 Ion exchange composite material based on proton conductive functionalized inorganic support compounds in a polymer matrix  
The composite material comprise acid functionalized inorganic supports such as silica dispersed in a functionalized and/or non-functionalized polymer matrix that is based on numerous polymers such...
US20110262832 ELECTROLYTE 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 cerium ions is used as an electrolyte membrane for a polymer...
US20050282053 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...
US20050069745 Polymer electrolyte membranes for use in fuel cells  
This invention relates to a polymer electrolyte membrane comprising a proton conducting hydrocarbon-based polymer membrane, the polymer having a backbone and having acidic groups on side chains...
US20060008692 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...
US20060293475 Phosphoric acid group-containing polymer electrolyte (composite) membrane and its production method  
The invention relates to solid polyelectrolyte membranes and processes for their production. As solid polyelectrolyte materials, there have been known fluoropolymers which have perfluoroskeletons...
US20060008697 Supported catalyst and fuel cell using the same  
A supported catalyst, an electrode including the catalyst, and a fuel cell using the electrode are provided. The supported catalyst comprises a carbon-based catalyst support, catalytic metal...
US20050260475 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...
US20100035093 ULTRACAPACITORS AND METHODS OF MAKING AND USING  
An electrochemical device comprising a chemically modified graphene material is disclosed. An ultracapacitor comprising a chemically modified graphene material is disclosed, along either with a...
US20050003255 Membrane electrode assembly, manufacturing process therefor and solid-polymer fuel cell  
This invention provides an MEA which can prevent crossover. Specifically, this invention provides an MEA comprising a polymer electrolyte membrane and a fuel-electrode catalyst layer and an...
US20060093885 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...
US20160072144 POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY INCLUDING POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL INCLUDING MEMBRANE ELECTRODE ASSEMBLY  
The present specification provides a polymer electrolyte membrane, a membrane electrode assembly including the polymer electrolyte membrane, and a fuel cell including the membrane electrode assembly.
US20080213646 Proton-conductive composite electrolyte membrane and producing method thereof  
A composite electrolyte membrane of the present invention includes a porous body composed of an inorganic substance and an electrolyte material. The porous body includes therein plural spherical...
US20070202374 Ion-exchange materials  
An ion-exchange material, for example a polymer electrolyte membrane or gas diffusion electrode comprises a semi-crystalline copolymer comprising: a first unit which includes an ion-exchange site;...
US20060003210 Solid polymer electrolyte membranes  
The present invention relates to solid polymer electrolyte membranes (SPEMs) which include a co-processed mixture of a substrate polymer and an ion-conducting material membrane, or more preferably...
US20120058416 PROTON-CONDUCTIVE COMPOSITE ELECTROLYTE MEMBRANE AND PRODUCING METHOD THEREOF  
A composite electrolyte membrane of the present invention includes a porous body composed of an inorganic substance and an electrolyte material. The porous body includes therein plural spherical...
US20070238001 CARBON SUPPORT FOR FUEL CELL, ELECTRODE MATERIAL FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY USING THE SAME, FUEL CELL, FUEL CELL POWER SYSTEM, AND ELETRONIC EQUIPMENT  
It is an object of the present invention to allow a membrane electrode assembly for fuel cell to stably work for extended periods. A highly electron-conductive carbon supporting a catalyst is...
US20100323275 ION CONDUCTIVE COMPOSITION, ION CONDUCTIVE FILM CONTAINING THE SAME, ELECTRODE CATALYST MATERIAL, AND FUEL CELL  
An object of the present invention is to provide an ion-conductive composition that has proton conductivity over a wide temperature range, including the intermediate and high temperature range of...
US20090258274 MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELLS OF INCREASED POWER  
A membrane electrode assembly, comprising at least two electrochemically active electrodes which are separated by at least on polymer electrolyte membrane, wherein the polymer electrolyte membrane...
US20060166067 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...
US20050244696 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...
US20140329169 SULFONATED POLYETHERSULFONE COPOLYMER CONTAINING HYDROXYL GROUPS AND PREPARATION METHOD THEREOF, POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELLS AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING THE SAME  
Provided are a hydroxyl group-containing sulfonated polyethersulfone copolymer, a method for preparing the same, a polymer electrolyte membrane for fuel cell, and a membrane electrode assembly...
US20060099485 Electrode for fuel cell, fuel cell including the electrode and process for producing the same  
An electrode for fuel cell, such as electrode for solid polymer fuel cell, having three-phase interfaces arranged therein in an efficient fashion so as to exhibit enhanced fuel cell...
US20170114196 COMBINED MATERIAL SYSTEM FOR ION EXCHANGE MEMBRANES AND THEIR USE IN ELECTROCHEMICAL PROCESSES  
Described is a method for producing covalently and/or ionically cross-linked blend membranes from a halomethylated polymer, a polymer comprising tertiary N-basic groups, preferably...
US20110020731 POLYMER ELECTROLYTE COMPOSITION  
A polymer electrolyte composition comprising a component (A) and a component (B) described below, wherein if the equivalent weight of cation exchange groups in the component (A) is termed Ic, and...
US20050106440 Proton conductor and method for producing the same  
An acidic group-containing solid polymer, having an acidic group such as a sulfonic acid group, a phosphoric acid group, and/or a phosphonic acid group, is dissolved in an organic solvent other...
US20070287051 POLYMER ELECTROYTE MEMBRANE, MEMBRANE/ELECTRODE ASSEMBLY AND FUEL CELL USING THE ASSEMBLY  
Disclosed is an electrolyte membrane which is slowly degraded by a peroxide occurring at an air electrode catalyst layer, is low in cost, and is long in life, and a membrane electrode assembly....
US20080038624 Proton-conducting polymer membrane coated with a catalyst layer, said polymer membrane comprising phosphonic acid polymers, membrane/electrode unit and use thereof in fuel cells  
The present invention relates to a proton-conducting polymer membrane coated with a catalyst layer, said polymer membrane comprising polymers which comprise phosphonic acid groups and are...
US20050175879 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...
US20130122399 POLYMER ELECTROLYTE MEMBRANE WITH FUNCTIONALIZED NANOPARTICLES  
The present invention relates to a polymer electrolyte membrane for fuel cells, comprising a polymer matrix of at least one basic polymer and one or more doping agents, wherein particles...
US20070231648 MEMBRANE-ELECTRODE ASSEMBLY FOR A FUEL CELL, A METHOD OF PREPARING THE SAME, AND A FUEL CELL SYSTEM INCLUDING THE SAME  
The membrane-electrode assembly for a fuel cell includes an anode and a cathode facing each other, and a polymer electrolyte membrane interposed there between. The polymer electrolyte membrane...
US20070092776 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...
US20090253015 POLYARYLENE BLOCK COPOLYMER AND USE THEREOF  
Provided is a block copolymer comprising one or more segments having an acid group and one or more segments having substantially no acid group, wherein the segment having an acid group is...
US20070238000 ELECTROLYTE, ELECTROLYTE MEMBRANE, MEMBRANE/ELECTRODE ASSEMBLY AND FUEL CELL POWER SOURCE  
Sulfoalkyl groups or sulfonic groups as proton-conductive groups, and a phosphoalkyl group as oxidation-resistance imparting groups are introduced into a hydrocarbon electrolyte membrane. A fuel...
US20150171454 MEMBRANE WITH LAMINATED STRUCTURE AND ORIENTATION CONTROLLED NANOFIBER REINFORCEMENT ADDITIVES FOR FUEL CELLS  
An ion-conducting membrane for fuel cell applications a first layer including a first ion-conducting polymer and nanofibers dispersed therein. The first layer includes a first side and a second...
US20080075999 Polyelectrolyte Material, Polyelectrolyte Component, Membrane Electrode Composite Body, and Polyelectrolyte Type Fuel Cell  
The present invention is to provide a polymer electrolyte material realizing excellent proton conductivity even when it comes into direct contact with liquid fuel at high temperature and high...
US20070212586 PROTON CONDUCTOR FILM, MANUFACTURING METHOD THEREFOR, FUEL CELL PROVIDED WITH PROTON CONDUCTOR FILM AND MANUFACTURING METHOD THEREFOR  
A proton conductor and film thereof, electrochemical device, such as a fuel cell, employing same and methods of manufacturing same are provided. The proton conductor material film includes a...
US20070292730 Multiblock Copolymers Containing Hydrophilic Hydrophobic Segments for Proton Exchange Membrane  
Novel multiblock copolymers containing perfluorinated poly(arylene ether) as a hydrophobic segment and disulfonated poly(arylene ether sulfone) as a hydrophilic segment are provided. The...
US20060029853 Polymer electrolyte membrane and polymer electrolyte fuel cell  
A polymer electrolyte membrane is provided which comprises a copolymer prepared by polymerization of a phosphorus-atom-containing unsaturated monomer comprising at least one phosphorus atom and at...
US20090258275 POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL  
Provided is a polymer electrolyte including a triblock copolymer having: a segment A which has a glass transition temperature of 40° C. or lower, and is ion conductive; and a segment B which has a...
US20060269826 Novel electrode with switchable and tunable power output and fuel cell using such electrode  
The present invention provides a novel electrode carrying on at least a portion of its support surface a hybrid polymer matrix (HPM), a catalyst that can catalyze a redox reaction and an optional...
US20060035129 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...
US20050118478 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...
US20070141456 Bipolar membrane  
The embodiments of the present invention relate to a membrane assembly for use in a galvanic cell, the membrane assembly comprising an anionic layer in contact with an electrolyte base, a cationic...
US20120107725 Solid Polymer Electrolyte Composition, and Ion-Exchange Membrane, Membrane Electrode Assembly and Fuel Cell  
To provide a solid polymer electrolyte composition that can improve oxidation resistance without causing decrease in proton conductivity, elution of added components and the like, and an...
US20080026276 Proton-Conducting Material, Solid Polymer Electrolyte Membrane, and Fuel Cell  
A proton-conducting material with superior proton conductivity under non-humidified conditions or low-moisture conditions, and with high thermal and chemical stabilities that can be produced...
US20070077478 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...
US20060263661 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...
US20050130024 Proton conductive composition and proton conductive membrane  
The invention provides a proton conductive membrane which, even when reduced in thickness, does not allow penetration of an electrode to prevent a short circuit between electrodes and which...
US20100003578 ENERGY CONVERTER AND/OR ENERGY STORAGE DEVICE WITH FLUORINE-ABSORBING CASING  
The present invention relates to a energy converter ad/or energy storage device, including one or more energy converter and/or energy storage units, such as fuel cells and/or battery units. The...

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