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US20140080031 Dual Layered ePTFE Polyelectrolyte Membranes  
A supported membrane for fuel cell applications includes a first expanded polytetrafluoroethylene support and a second expanded polytetrafluoroethylene support. Both the first and second expanded...
US20070207362 Freeze capable compact fuel cell system with improved humidification and removal of excess water and trapped nitrogen  
A freeze capable compact fuel cell system to facilitate improved humidification in dry operating conditions and improved freeze capability as well as to facilitate improved removal of excess water...
US20080124606 STRETCHED PROTON EXCHANGE MEMBRANE  
A proton exchange membrane includes a semi-permeable polyelectrolyte films that extends along an axis. The polyelectrolyte film is stretched along the axis and remains stretched when immersed in a...
US20110159404 Polyolefin Support to Prevent Dielectric Breakdown in PEMS  
A fuel cell includes a first catalyst layer and a second catalyst layer. An ion conducting membrane is interposed between the first and second catalyst layers. The ion conducting layer includes a...
US20080233453 PROTON CONDUCTOR  
A proton conductor is formed of a porous body as a substrate and proton-conducting polymer covalently bonded to inner surfaces of pores of the porous body. The proton-conducting polymer comprises...
US20060183011 Solid polymer electrolyte composite membrane comprising porous ceramic support  
A solid polymer electrolyte composite membrane and method of manufacturing the same. The composite membrane comprises a porous ceramic support having a top surface and a bottom surface. The porous...
US20050221141 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...
US20130045436 POROUS MEMBRANE, ELECTROLYTE MEMBRANE INCLUDING SAME, METHODS OF MANUFACTURING BOTH, AND FUEL CELL INCLUDING AT LEAST ONE OF THE MEMBRANES  
A porous membrane with pores that includes a polymerization product of a polyazole-based material, an electrolyte membrane including the porous membrane with a proton-conductive polymer provided...
US20080160356 Metal-Organic Solids for Use in Proton Exchange Membranes  
Methods for making and using metal-organic solids for use in proton exchange membranes. These proton exchange membranes may also be used in fuel cell applications.
US20090280385 NOVEL PERFLUOROCARBON IONOMER MEMBRANE WITH HIGH PROTON CONDUCTIVITY AND PREPARATION THEREOF  
The present invention provides a perfluorocarbon ionomer membrane with aligned fibril-like nanostructures and its preparation method.
US20080152985 SULFONYL GRAFTED HETEROCYCLE MATERIALS FOR PROTON CONDUCTING ELECTROLYTES  
A proton conducting polymer includes a polymer backbone and a heterocyclic compound attached to the polymer backbone. The heterocyclic compound includes a sulfonyl functionality bonded to...
US20050106469 Proton conductive composition and proton conductive membrane  
A proton conductive membrane exhibiting superior proton conductivity even at high temperatures of 100° C. or above, and a proton conductive composition capable of forming the membrane are...
US20130059230 CROSS LAMINATED ELECTROCHEMICAL CELL MEMBRANES  
A fuel cell proton exchange membrane electrolyte is formed of a first layer (6) having its stronger tensile strength oriented in one direction, laminated to a second layer (7) having its stronger...
US20080292917 PORTABLE ELECTRONIC DEVICE WITH INTEGRATED FUEL CELL  
A portable electronics device includes a base member containing electronic circuitry for device operation and configured for handheld use. A display is operatively connected to and driven by the...
US20090092862 INTEGRATED SELF CONTAINED SENSOR ASSEMBLY  
A self-contained sensor assembly including a hybrid power module, a transceiver and one or more sensors or detectors. The hybrid power module of the sensor assembly includes a fuel cell and an...
US20070003807 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...
US20070190384 Proton conductive membrane containing fullerenes  
A proton conducting membrane for use in a direct methanol fuel cell, comprising a polymer material and water-binding fullerene derivatives to reduce MeOH crossover. The membrane may further...
US20120231367 COMPOSITE PROTON CONDUCTING MEMBRANE WITH LOW DEGRADATION AND MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELLS  
A small molecule or polymer additive can be used in preparation of a membrane electrode assembly to improve its durability and performance under low relative humidity in a fuel cell. Specifically,...
US20080176110 Fuel cell with proton exchange membrane bonded to acrylic plastic element  
A proton exchange membrane fuel cell comprises a membrane formed from a fluorocarbon ionic polymer material capable of being bonded to an acrylic, preferably a polymethylmethacrylate polymer, and...
US20100167100 COMPOSITE MEMBRANE AND METHOD FOR MAKING  
A composite membrane includes a compatibilized porous base membrane and an ion exchange material, which is impregnated into the compatibilized porous base membrane. The base membrane is...
US20110183231 HIGH MOLECULAR NANOCOMPOSITE MEMBRANE FOR DIRECT METHANOL FUEL CELL, AND MEMBRANE-ELECTRODE ASSEMBLY AND METHANOL FUEL CELL INCLUDING THE SAME  
A high molecular nanocomposite membrane for a Direct Methanol Fuel Cell (DMFC), and a Membrane-Electrode Assembly (MEA) and a methanol fuel cell including the same membrane. The high molecular...
US20070148520 Novel metal (III) -chromium-phosphate complex and use thereof  
Disclosed herein are a metal(III)-chromium-phosphate complex represented by a formula of M(III)xCr(HPO4)y(H2PO4)z and the use thereof. More particularly, disclosed are an organic/inorganic...
US20110207021 FUEL CELL ELECTROLYTE MEMBRANE  
An electrolyte membrane for a fuel cell includes a fluorine polymer electrolyte having a sulfonic acid group, and a copolymer which includes at least an aromatic ring and a cyclic imide that is...
US20110212382 High energy density ionic dielectric materials and devices  
Dielectric compositions that include compound of the formula [(M′)1−x(A′)x][(M″)1−y−z,(B″)y(C″)z]O3−δ(VO)δ and protonated dielectric compositions that include a protonated dielectric compound...
US20130216937 POLYELECTROLYTE AND PROCESS FOR PRODUCING THE POLYELECTROLYTE  
The present invention provides an electrolyte having high conductivity even under high-temperature low-humidification conditions (e.g. at a temperature of 100 to 120° C. and a humidity of 20 to...
US20090220846 PROTON CONDUCTOR, AND FUEL CELL AND FUEL CELL SYSTEM INCLUDING PROTON CONDUCTOR  
A proton conductor includes a water-soluble electrolyte membrane with proton conductivity and a proton-conductive ceramic that is provided on at least one surface of the water-soluble electrolyte...
US20070172710 Carbon-fueled fuel cell  
A fuel cell in which carbon and water react to form hydrogen or water. The cells utilize electrolyte materials that hold or coordinate water to allow the useful reaction of carbon and water at...
US20110159405 Hydrophilic Polyelectrolyte Membranes Containing Poly(Vinyl Acetate) and Poly(Vinyl Alcohol)  
An ion conducting membrane for fuel cell applications includes a combination of a polyvinyl polymer and an ion conducting polymer that is different than the polyvinyl polymer. The ion conducting...
US20110027684 DISPERSION COMPOSITION OF FLUORINE-CONTAINING ION EXCHANGE RESIN  
Problems to be Solved There is provided a dispersion composition of fluorine-containing ion exchange resin, which has an extremely low solution viscosity even in a case in which the concentration...
US20150263370 MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF REINFORCEMENT ELECTROLYTE MEMBRANE  
A manufacturing method of a reinforced electrolyte membrane includes: conveying a belt-shaped electrolyte membrane material including a back sheet on one surface thereof; and placing a belt-shaped...
US20130288158 CO(II)TETRAMETHOXYPHENYLPORPHYRIN ADDITIVE TO PFSA PEMS FOR IMPROVED FUEL CELL DURABILITY  
An ion conducting membrane for fuel cell applications includes an ion conducting polymer and a porphyrin-containing compound at least partially dispersed within the ion conducting polymer. The ion...
US20080305374 Cooling Device for Membrane Fuel Cells  
The cooling device of the present invention is intercalated to the fuel cells assembled in a stack and comprises a planar, elastically deformable, conductive and porous element capable of ensuring...
US20070087245 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...
US20060134472 Summer and winter mode operation of fuel cell stacks  
A fuel cell subject to intermittent use may be operated in two distinct modes, a “summer” or a “winter” mode, depending on whether the cell is expected to be stored at below freezing temperatures...
US20050014056 Membrane electrode unit for electrochemical equipment  
The invention concerns a membrane electrode unit (MEU) for electrochemical equipment, especially for membrane fuel cells. The membrane electrode unit has a “semi-coextensive” design and contains...
US20140377687 REDOX FLOW SECONDARY BATTERY AND ELECTROLYTE MEMBRANE FOR REDOX FLOW SECONDARY BATTERY  
An object of the present invention is to provide a redox flow secondary battery being low in the electric resistance and excellent in the current efficiency as well, and further having the...
US20090068537 ELECTROLYTE MEMBRANE, MEMBRANE AND ELECTRODE ASSEMBLY AND FUEL CELL USING MEMBRANE AND ELECTRODE ASSEMBLY  
Disclosed is a an electrolyte membrane, wherein distribution of an ion exchange capacity in a thickness direction in the electrolyte membrane becomes maximum at a point of from 10 to 50% in the...
US20080090119 Electrochemical deoxygenation of fuel by electrolysis  
A fuel stabilization device reduces the amount of dissolved oxygen within a fuel stream utilizing the combination of an electrochemical device to produce hydrogen gas and water and a catalyst that...
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...
US20120219879 PROTON EXCHANGE MEMBRANE COMPRISING POLYMER BLENDS FOR USE IN HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELLS  
Use of a proton exchange membrane M in proton exchange membrane fuel cells, wherein the membrane M comprises a blend of (I) at least one polybenzimidazole polymer PBI which comprises, in...
US20100068589 MEMBRANE-ELECTRODE ASSEMBLY  
There is provided a membrane-electrode assembly including catalyst layers disposed on both surfaces of an electrolyte membrane, wherein water transfer resistance of said electrolyte membrane,...
US20060073370 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.
US20050255360 Electrorheological design and manufacturing method for proton transport membranes and bipolar plates  
Proton transport membranes and bipolar plates for use in fuel cell stacks are generally discussed herein with particular discussions extended to proton transport membranes and bipolar plates made...
US20130196248 COMPOUND, COMPOSITION INCLUDING COMPOUND, COMPOSITE FORMED THEREFROM, ELECTRODE USING COMPOSITION OR COMPOSITE, COMPOSITE MEMBRANE USING COMPOSITE, AND FUEL CELL INCLUDING AT LEAST ONE SELECTED FROM ELECTRODE AND COMPOSITE MEMBRANE  
A compound including a cage-type structure of silsesquioxane wherein a group represented by Formula 1 or a salt thereof is directly linked to at least one silicon atom of the silsesquioxane, a...
US20130273457 PROTON CONDUCTING MATERIALS  
Materials are provided that may be useful as ionomers or polymer ionomers, including compounds including bis sulfonyl imide groups which may be highly fluorinated and may be polymers.
US20120276471 PROTON CONDUCTING MATERIALS  
Materials are provided that may be useful as ionomers or polymer ionomers, including compounds including bis sulfonyl imide groups which may be highly fluorinated and may be polymers.
US20130084516 Poly(Methyl Methacrylate) Additive to Polyelectrolyte Membrane  
An ion-conducting membrane for fuel cells includes an ion-conducting polymer having protogenic groups and poly(methyl methacrylate). Characteristically, the ion-conducting layer is planar having a...
US20110165497 Method for Mitigating Fuel Cell Chemical Degradation  
A composite membrane for fuel cell applications includes a support substrate with a predefined void volume. The void volume is at least partially filled with an ion conducting polymer composition...
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...
US20060051646 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...

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