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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 Specified

Electrolyte Composition Chemically Specified patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

07/01/10 - 20100167100 - 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 compatibilized by coating a primer to external and internal surfaces of the porous base membrane and crosslinking the primer. A method for making...

07/01/10 - 20100167101 - Proton exchange membrane composition
Proton exchange membrane compositions having high proton conductivity are provided. The proton exchange membrane composition includes a hyper-branched polymer, wherein the hyper-branched polymer has a DB (degree of branching) of more than 0.5. A polymer with high ion conductivity is distributed uniformly over the hyper-branched polymer, wherein the hyper-branched polymer...

07/01/10 - 20100167102 - Inter-penetrated proton exchange membrane, method for manufacturing the same, and proton exchange membrane fuel cell utilizing the same
The disclosed forms a proton exchange membrane. First, multi-maleimide and barbituric acid are copolymerized to form a hyper-branched polymer. Next, the solvent of the sulfonated tetrafluorethylene copolymer (Nafion) aqueous solution is replaced from water with dimethyl acetamide (DMAc). 10 to 20 parts by weight of the hyper-branched polymer is added...

07/01/10 - 20100167103 - Solid proton conductor for fuel cell and fuel cell using the same
A solid proton conductor for a fuel cell and a fuel cell employing the solid proton conductor, the solid proton conductor including a sulfonated polymer, and a hydrophilic polymer having an acid group, constituting a polymer solvent, providing a proton mobile path....

06/10/10 - 20100143764 - Electrolyte for fuel cell, electrolyte membrane for fuel cell, binder for fuel cell, membrane electrode assembly for fuel cell, and fuel cell
Disclosed is an electrolyte for fuel cells, which is mainly composed of a copolycondensate of a polyimide having an alkoxysilyl group at an end and an alkoxysilane having an ion-conducting group. Also disclosed are an electrolyte membrane for fuel cells, a binder for fuel cells and a membrane electrode assembly...

06/03/10 - 20100136380 - Solid oxide cell and solid oxide cell stack
A solid oxide cell obtainable by a process comprising the steps of: depositing a fuel electrode layer on a fuel electrode support layer; depositing an electrolyte layer comprising stabilised zirconia on the fuel electrode layer to provide an assembly of fuel electrode support, fuel electrode and electrolyte; optionally sintering the...

05/13/10 - 20100119908 - Proton conducting membrane, membrane-electrode assembly, and polymer electrolyte fuel cell
A proton conducting membrane, a membrane-electrode assembly, and a polymer electrolyte fuel cell, which can realize high impact resistance and high polar solvent resistance as well as high proton conductivity, at the same time, can improve adhesion to an electrode, and can improve power generation performance, are provided. A proton...

05/06/10 - 20100112407 - Composite material suitable for use as an electrode material in a soc
The present invention relates to composite material suitable for use as an electrode material in a solid oxide cell, said composite material consist of at least two non-miscible mixed ionic and electronic conductors. Further provided is a composite material suitable for use as an electrode material in a solid oxide...

05/06/10 - 20100112408 - Chemical compositions, methods of making the chemical compositions, and structures made from the chemical compositions
Embodiments of the present disclosure include chemical compositions, structures, anodes, cathodes, electrolytes for solid oxide fuel cells, solid oxide fuel cells, fuel cells, fuel cell membranes, separation membranes, catalytic membranes, sensors, coatings for electrolytes, electrodes, membranes, and catalysts, and the like, are disclosed....

05/06/10 - 20100112409 - Polymer membrane for fuel cell, method of preparing the same, membrane-electrode assembly including the same, and fuel cell system including the same
The present invention relates to a polymer electrolyte membrane for a fuel cell, a method for manufacturing the polymer electrolyte membrane, a membrane-electrode assembly for a fuel cell including the polymer electrolyte membrane, and a fuel cell system including the membrane-electrode assembly. The polymer electrolyte membrane includes a proton-conductive polymer...

04/29/10 - 20100104917 - Solid polymer electrolyte, method for production thereof, and membrane electrode assembly for fuel cell using the same
wherein X is an electron attractive group containing no aromatic ring, Y is single bond or —(CH2)p—, p is 1 to 10, m+n+l=1, m>0, n>0, and l≧0. A method for producing the solid polymer electrolyte includes the steps of: copolymerizing acrylonitrile or acrylic acid and vinyl sulfonic acid ester; converting...

04/29/10 - 20100104918 - Improved fuel cell proton exchange membranes
This invention concerns an improved PEM for fuel cell applications such that the membrane is more robust. Specifically, this invention provides PEM in MEA systems that have nano-particles carrying proton conducting groups, and improved dimensional stability relative to conductivity. This invention provides a composition of matter for a high proton...

04/29/10 - 20100104919 - Reinforcing film for the electrolyte membrane of a polymer electrolyte fuel cell
A biaxially oriented film for reinforcing the electrolyte membrane of a polymer electrolyte fuel cell, wherein the film includes (i) a layer mainly composed of polyethylene naphthalene dicarboxylate and has (ii) a Young's modulus in at least one direction of not less than 9,000 MPa and (iii) a thickness of...

04/29/10 - 20100104920 - Diaphragm for direct liquid fuel cell and method for producing the same
The present invention discloses a membrane for direct liquid fuel cell comprising a porous film and a crosslinked hydrocarbon-based anion exchange resin filled in the pores of the porous film, in which the amino exchange resin has a quaternary ammonium group as an anion exchange group, wherein the membrane is...

04/22/10 - 20100098994 - Ferritic chromium steel
The present disclosure relates to a ferritic chromium stainless steel with the following composition in percent by weight: C max 0.1, Si 0.1-1, Mn max 0.6, Cr 20-25, Ni max 2, Mo 0.5-2, Nb 0.3-1.5, Ti max 0.5, Zr max 0.5, REM max 0.3, Al max 0.1, N max 0.07...

04/22/10 - 20100098995 - Direct methanol fuel cell system and portable electronic device
A fuel cell comprises a fuel electrode, an electrolyte membrane and an air electrode 4. The fuel electrode and the air electrode 4 are electrically connected by way of an electric circuit L. A solid-state methanol storage container serving as a fuel container is disposed in the vicinity of the...

04/22/10 - 20100098996 - Solid oxide fuel cell and manufacturing method thereof
A solid oxide fuel cell including a metal frame, a pre-treated porous metal substrate, an anode layer, an electrolyte layer, a cathode interlayer and a cathode current collecting layer is provided. The pre-treated porous metal substrate is disposed inside the metal frame. The anode layer is disposed on the porous...

04/22/10 - 20100098997 - Polymer electrolyte membrane and process for preparation thereof, and membrane-electrode assembly and polymer electrolyte fuel cell
(P) is cross-linking treated, and a membrane-electrode assembly and a fuel cell using the polymer electrolyte membrane, respectively. Preferred as polymer block (B) is one having a styrene or vinylnaphthalene skeleton or a 2-(meth)acrylamido-2-methylpropane skeleton. The ion-conducting group includes a sulfonic acid group, a phosphonic acid group or the like....

04/22/10 - 20100098998 - Electrolyte membrane, method for producing the same, and membrane electrode assembly
An electrolyte membrane is obtained, by which formation of large stresses within the membrane due to swelling of the electrolyte membrane as a result of water absorption can be avoided in the operation of a fuel cell and with which a high-performance durable membrane electrode assembly can be produced. For...

04/22/10 - 20100098999 - Solid oxide fuel cell and fuel cell module comprising the solid oxide fuel cell
Disclosed is a solid oxide fuel cell that has a high initial power generation performance and a good power generation durability. The fuel cell comprises at least a fuel electrode, an electrolyte, an air electrode, and a current collecting part disposed on the air electrode, wherein the current collecting part...

04/15/10 - 20100092832 - Method for preparing metal oxide sol, method for preparing metal oxide thin film using said sol, and solid oxide fuel cell comprising said thin film
A metal oxide thin film structure for a solid oxide fuel cell, prepared by a method comprising dispersing a metal oxide nanopowder in a metal oxide salt solution and subsequent coating of the resulting metal oxide powder dispersed sol and the metal oxide salt solution on a porous substrate, has...

04/15/10 - 20100092833 - Composites and composite membranes
The invention relates to a composite or a composite membrane consisting of an ionomer and of an inorganic optionally functionalized phyllosilicate. The isomer can be: (a) a cation exchange polymer; (b) an anion exchange polymer; (c) a polymer containing both anion exchanger groupings as well as cation exchanger groupings on...

04/08/10 - 20100086825 - Sealing materials, devices utilizing such materials and a method of making such devices
According to one embodiment a solid oxide fuel cell device incorporates a seal resistant to hydrogen gas permeation at a in the range of 600° C. to 9000 C, the seal having a CTE in the 100×10−7/° C. to 120×10−7/° C., wherein the seal includes a sealing material that comprises...

04/01/10 - 20100081028 - Binder for a fuel cell catalyst composition, a membrane electrode assembly for a fuel cell using the binder and a method for preparing a membrane electrode assembly
A membrane-electrode assembly includes a polymer electrolyte membrane with an anode and a cathode on opposite sides. Each of the anode and the cathode includes an electrode substrate, and a catalyst layer is formed on at least one of the electrode substrates and includes at least one proton conductive crosslinked...

04/01/10 - 20100081029 - Separating membrane for fuel cell
a catalyst electrode layer bonded to the membrane for fuel cell, which catalyst electrode layer contains an ion exchange resin having the same polarity as the crosslinked ion exchange resin composing the solid polymer electrolyte membrane, and a catalyst substance....

04/01/10 - 20100081030 - Method for producing polymer electrolyte membrane and polymer electrolyte membrane
the concentration of the organic solvent in the washing solvent brought into contact with the polymer electrolyte membrane intermediate in the washing step (iii) is 2500 ppm by weight or lower....

04/01/10 - 20100081031 - Polymer electrolyte membrane for direct methanol fuel cell and direct methanol fuel cell
According to one embodiment, a direct methanol fuel cell is provided with an anode to which an aqueous methanol solution is fed, a cathode to which an oxidant is fed and a polymer electrolyte membrane which is disposed between the anode and the cathode and contains a heterocyclic ester copolymer...

04/01/10 - 20100081032 - Glass seal containing zirconia powder and fiber for a solid oxide fuel cell stack
A glass ceramic composition for sealing adjacent metal cassettes in an SOFC stack. The seal composition comprises an alumina-silicate glass ceramic matrix or a matrix of Zr2 and a ceramic fiber aggregate and non-fibrous zirconia dispersed in the matrix. Preferably, the fiber is selected from the group consisting of zirconium...

04/01/10 - 20100081033 - 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....

03/25/10 - 20100075193 - Proton conductive membrane and method for producing it
A proton conductive membrane comprising a metal oxide structure having an orderly or random porous structure and, as contained by the porous structure, a proton acid salt having at least one hydrogen atom capable of being loosed as a proton....

03/25/10 - 20100075194 - Low-temperature bonding of refractory ceramic layers
A cathode of a solid-oxide fuel cell includes a first ionic conducting layer, a second layer deposited over the first layer and formed from a mixed ionic and electronic conductor layer including an oxygen ion conducting phase, and a third layer deposited over the second layer and formed from a...

03/25/10 - 20100075195 - Nanoporous polymer electrolyte
A nanoporous polymer electrolyte and methods for making the polymer electrolyte are disclosed. The polymer electrolyte comprises a crosslinked self-assembly of a polymerizable salt surfactant, wherein the crosslinked self-assembly includes nanopores and wherein the crosslinked self-assembly has a conductivity of at least 1.0×10−6 S/cm at 25° C. The method of...

03/25/10 - 20100075196 - Polymer electrolyte, membrane electrode assembly and fuel cell
The present invention easily provides a polymer electrolyte that exhibits high proton conductivity under low humidity conditions and has a high level of durability and mechanical strength. The polymer electrolyte is produced by mixing proton-conducting sulfonated polyethersulfone C1, sulfonated polyphenylene sulfide C2 or sulfonated poly(4-phenoxybenzoyl-1,4-phenylene) C3 having a sulfonic acid...

03/25/10 - 20100075197 - 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...

03/18/10 - 20100068592 - Electrodes for use in hydrocarbon-based membrane electrode assemblies of direct oxidation fuel cells
Electrodes for use in direct oxidation fuel cells (DOFCs) comprise, in sequence: an electrically conductive gas diffusion layer; a catalyst layer; and a proton-conducting layer. Membrane electrode assemblies (MEAs) comprise cathode and anode electrodes of such type sandwiching a proton conductive polymer electrolyte membrane (PEM), with the proton-conducting layer of...

03/18/10 - 20100068593 - 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 containing ionogenic groups and having a mean particle diameter in the nanometer range are embedded in the polymer matrix and...

03/18/10 - 20100068594 - Polymer electrolyte membrane, method of preparing the same, and fuel cell including the polymer electrolyte membrane
Provided are a polymer electrolyte membrane that is stable even at high temperatures in non-humidified conditions, thereby having high proton conductivity, a method of preparing the polymer electrolyte membrane described above, by which high productivity can be obtained, and a fuel cell with high power generation characteristics by using the...

03/18/10 - 20100068595 - Polymer electrolyte comprising inorganic conductive nano-particles and fuel cell employing the polymer electrolyte
A polymer electrolyte and a fuel cell employing the polymer electrolyte are provided. The polymer electrolyte includes: an ionic conductive polymer membrane; a porous support having nano-sized pores; and inorganic conductive nano-particles including an ionic conductive material impregnated into the porous support, wherein the inorganic conductive nano-particles are impregnated into...

03/11/10 - 20100062311 - Membrane-electrode assembly for solid polymer electrolyte fuel cell
In the formula (1), Z represents at least one structure selected from the group consisting of —CO—, —SO2—, and —SO—; Rs represents a direct bond or any divalent organic group; and Rh represents a nitrogen-containing heterocyclic group....

03/11/10 - 20100062312 - Thin solid oxide cell
The present invention relates to a thin and in principle unsupported solid oxide cell, comprising at least a porous anode layer, an electrolyte layer and a porous cathode layer, wherein the anode layer and the cathode layer comprise an electrolyte material, at least one metal and a catalyst material, and...

03/11/10 - 20100062313 - Anion exchange membranes
A method for preparing an anion exchange membrane suitable for use in an alkaline fuel cell and particularly in a direct borohydride fuel cell, involves radiation grafting a hydrocarbon polymer film with a monomer and adding a quaternising agent. The degree of grafting is improved by mixing the monomer with...

03/11/10 - 20100062314 - 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....

03/04/10 - 20100055533 - Barrier coatings for interconnects; related devices, and methods of forming
A method of preparing a solid oxide fuel cell is described herein, as well as the fuel cell itself. The method comprises forming a cathode layer comprising a strontium composition on a ceramic electrolyte layer; and forming a barrier layer between the cathode layer and an overlying interconnect structure comprising...

03/04/10 - 20100055534 - Electrolyte membrane, methods of manufacture thereof and articles comprising the same
Disclosed herein is a method of forming an electrolyte membrane comprising forming a mixture; the mixture comprising a polyhydroxy compound, an aromatic polyhalide compound and an alkali metal hydroxide; disposing the mixture on a porous substrate; reacting the mixture to form a crosslinked proton conductor; and sulfonating the proton conductor....

03/04/10 - 20100055535 - Electrolyte membrane, methods of manufacture thereof and articles comprising the same
Disclosed herein is a method of forming an electrolyte membrane comprising forming a mixture; the mixture comprising a polyhydroxy compound, an aromatic polyhalide compound and an alkali metal hydroxide; disposing the mixture on a porous substrate; reacting the mixture to form a proton conductor; and crosslinking the proton conductor to...

03/04/10 - 20100055536 - Method for producing a polymer electrolyte membrane
The invention provides a method for producing a polymer electrolyte membrane including (A) a membrane formation step of forming a membrane-form product of an ionic group-containing polymer electrolyte on a support, (B) an acid treatment step of exchanging the ionic group into an acid type by bringing the membrane into...

02/25/10 - 20100047655 - Electrolyte containing phosphonic acid
A method is disclosed for production of solutions of aminophosphonic acids and polymeric sulphonic acids in aprotic solvents. Membranes for membrane methodologies are produced from said solutions. Said membranes can also be doped with phosphoric acid....

02/25/10 - 20100047656 - Dense gd-doped ceria layers on porous substrates and methods of making the same
Solid-state ionic or electrochemical devices can depend critically on the proper formation of a dense, Gd-doped ceria (GDC) layer on a porous substrate. Devices and methods of the present invention are characterized by the formation of a transitional buffer layer, which is less than 10 microns thick and comprises GDC,...

02/25/10 - 20100047657 - Gradient reinforced proton exchange membrane
An ion conducting polymeric structure suitable for fuel cell applications is provided. The polymeric structure comprises a non-homogenous polymeric layer. The non-homogeneous layer is a blend of a first polymer comprising cyclobutyl moiety; and a second polymer having a non-ionic polymer segment. The weight ratio of the first polymer to...

02/25/10 - 20100047658 - Ion-conducting membrane
An ion-conducting membrane comprising a polymer component and a macrocyclic compound, wherein the macro-cyclic compound is functionalised with one or more ion-conducting groups is disclosed. The membrane is suitable for use in a fuel cell....

02/25/10 - 20100047659 - Membrane-electrode junction agent, proton conducting membrane having junction layer, membrane-electrode assembly, polymer electrolyte fuel cell, and manufacturing method of the membrane-electrode assembly
A membrane-electrode junction agent, a proton conducting membrane having a junction layer, a membrane-electrode assembly, a polymer electrolyte fuel cell, and a manufacturing method of the membrane-electrode assembly, which enhance the power generation performance, realize the high fuel barrier property, and are capable of enhancing the joint strength between the...

02/25/10 - 20100047660 - Development and characterization of novel proton conducting aromatic polyether type copolymers bearing main and side chain pyridine groups
Featured are novel heterocycle substituted hydroquinones, aromatic copolymers and homopolymers bearing main and side chain polar pyridine units. These polymers exhibit good mechanical properties, high thermal and oxidative stability, high doping ability and high conductivity values. These novel polymers can be used in the preparation and application of MEA on...

02/25/10 - 20100047661 - Polymer laminate membrane, the method for producing the membrane and the use of the membrane
The present invention relates to a laminated membrane comprising a membrane (I) which comprises aromatic polymer electrolyte containing a super strong acid group and a membrane (II) which comprises one compound selected from the group consisting of electrolytes of perfluoroalkylsulfonic acid polymer and non-super strong acid polymer, and a laminated...