Entries |
Document | Title | Date |
20100143820 | ANODE CATALYST AND METHODS OF MAKING AND USING THE SAME - The present disclosure relates to an ion conductive material useful as an anode catalyst comprising LaCrO | 06-10-2010 |
20100151349 | Uniform Gas Distribution Through Channels of SOFC - A solid oxide fuel cell includes an anode layer, an electrolyte layer over the anode layer, and a cathode layer over the electrolyte layer. At least one of the anode layer and the cathode layer defines a gas manifold. The gas manifold includes a gas inlet, defined by an edge of the anode layer or cathode layer, a gas outlet, defined by the same or a different edge of the anode layer or cathode layer, and a plurality of gas flow channels in fluid communication with the gas inlet and gas outlet. The gas flow channels can have diameters that conduct flow of gas from the gas inlet at substantially equal flow rates among the gas flow channels. | 06-17-2010 |
20100183942 | ELECTRODE CATALYST FOR FUEL CELL, METHOD FOR PRODUCING THE SAME, AND FUEL CELL USING THE ELECTRODE CATALYST - This invention relates to an electrode catalyst for a fuel cell comprising catalyst metal particles of noble metal-base metal-Ce (cerium) ternary alloy carried on carbon materials, wherein the noble metal is at least one member selected from among Pt, Ru, Rh, Pd, Ag and Au, the base metal is at least one member selected from among Ir, Co, Fe, Ni and Mn, and the relative proportion (i.e., the molar proportion) of noble metal:base metal:Ce (cerium) is 20 to 95:5 to 60:0.1 to 3. The electrode catalyst for a fuel cell inhibits deterioration of an electrolyte membrane or an electrolyte in an electrode catalyst layer, improves durability, and, in particular, improves the capacity for power generation in the high current density region. | 07-22-2010 |
20100304265 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell of long lifetime in which good electric conductivity can be maintained between power generation cells even after long time use. A protective plate ( | 12-02-2010 |
20100316930 | FUEL CELL HAVING A STABILIZED CATHODE CATALYST - A fuel cell ( | 12-16-2010 |
20100330451 | ELECTRODE CATALYST SUBSTRATE AND METHOD FOR PRODUCING THE SAME, AND POLYMER ELECTROLYTE FUEL CELL - A method for producing an electrode catalyst substrate is provided herein, which comprises a carbon film forming step of forming a porous carbon film on a base, a hydrophilization step of hydrophilizing the porous carbon film, an immersion step of immersing the base in a solution prepared by dissolving catalytic metal ions in a polar solvent, and a reduction step of adding a reducing agent to the solution and thus reducing the catalytic metal ions. An electrode catalyst substrate obtained by the method and a polymer electrolyte fuel cell in which the electrode catalyst obtained by the method is used for anodes and/or cathodes are also provided herein. In the electrode catalyst of the present invention, fine catalyst particles are loaded in a uniform and highly dispersed manner. | 12-30-2010 |
20110039183 | INTERNAL REFORMING ANODE FOR SOLID OXIDE FUEL CELLS - A solid oxide fuel cell (SOFC) includes a cathode electrode, a solid oxide electrolyte, and an anode electrode having a first portion and a second portion, such that the first portion is located between the electrolyte and the second portion. The anode electrode comprises a cermet comprising a nickel containing phase and a ceramic phase. The first portion of the anode electrode contains a lower porosity and a lower ratio of the nickel containing phase to the ceramic phase than the second portion of the anode electrode. The nickel containing phase in the second portion of the anode electrode comprises nickel and at least one other metal which has a lower electrocatalytic activity than nickel. | 02-17-2011 |
20110065017 | CATALYST MATERIALS AND METHODS FOR REFORMING HYDROCARBON FUELS - In one embodiment, a composition for use in reforming is provided comprising a catalyst material comprising molybdenum dioxide and/or MO | 03-17-2011 |
20110070522 | ION-CONDUCTIVE POLYMERIC COMPOSITE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, FUEL CELL, AND PROCESS FOR PRODUCING ION-CONDUCTIVE POLYMERIC COMPOSITE MEMBRANE - An ion-conductive polymer composite membrane is provided which has both high gas barrier properties and high protonic conductivity. The ion-conductive polymer composite membrane includes an ion-conductive polymer and ion-conductive materials. The ion-conductive materials each include i) an inorganic layered structure including a plurality of layers formed of an inorganic compound and ii) a sulfobetaine-type or hydroxysulfobetaine-type ampholytic surfactant. The ampholytic surfactant is present between the layers formed of an inorganic compound. The present invention further provides a membrane-electrode assembly and a fuel cell which use the ion-conductive polymer composite membrane, and a process for producing the ion-conductive polymer composite membrane. | 03-24-2011 |
20110081595 | ELECTRODE CATALYST FOR FUEL CELL, METHOD FOR PRODUCING THE ELECTRODE CATALYST, AND POLYMER ELECTROLYTE FUEL CELL USING THE ELECTRODE CATALYST (AS AMENDED) - An electrode catalyst for a fuel cell, which has improved performance compared with conventional platinum alloy catalysts, a method for producing the electrode catalyst, and a polymer electrolyte fuel cell using the electrode catalyst are provided. The electrode catalyst for a fuel cell comprises a noble-metal-non-precious metal alloy that has a core-shell structure supported on a conductive carrier. The composition of the catalyst components of the shell is such that the amount of the noble metal is greater than or equal to the amount of the non-precious metal. | 04-07-2011 |
20110091789 | MATERIAL FOR AN ELECTROCHEMICAL DEVICE - The present invention relates to a material for an electrochemical device, especially a fuel cell, an electrolyzer or a storage battery, comprising a matrix and activated boron nitride contained in the matrix. | 04-21-2011 |
20110097642 | Polymer electrolyte membrane having high durability and method for producing the same - A polymer electrolyte membrane comprising: (a) a fluorinated polymer electrolyte having an ion exchange group, and (b) a basic polymer, wherein, optionally, at least a part of component (a) and at least a part of component (b) are chemically bonded to each other. A method for producing the above-mentioned polymer electrolyte membrane. A membrane/electrode assembly comprising the above-mentioned polymer electrolyte membrane which is securely sandwiched between an anode and a cathode. A polymer electrolyte fuel cell comprising the membrane/electrode assembly. | 04-28-2011 |
20110123896 | FUEL CELL - The present invention provides a fuel cell having a blocked passage and showing capability of inhibiting desiccation and flooding of the membrane electrode assembly. The fuel cell comprises: a laminated body comprising at least a membrane electrode assembly which includes: an electrolyte membrane, an anode catalyst layer arranged on one surface of the electrolyte membrane, and a cathode catalyst layer arranged on the other surface of the electrolyte membrane; and a pair of separators sandwiching the laminated body, wherein, between the pair of separators, along the laminated body side surface of at least one separator, an inlet passage is provided for getting through a reaction gas supplied to the laminated body and an outlet passage is provided for getting through a reaction gas having passed through the laminated body; the inlet passage is blocked at a downstream end of the reaction gas being supplied to the laminated body and the outlet passage is blocked at an upstream end of the reaction gas having passed through the laminated body; the inlet passage and the outlet passage are arranged separately from each other along the separator; and the depth of the upstream region of the inlet passage is larger than that of the downstream region of the inlet passage. | 05-26-2011 |
20110123897 | MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL USING THE SAME - In a membrane-electrode assembly comprising an anode, a cathode and a polymer electrolyte membrane and having a constitution in which the polymer electrolyte membrane is interleaved between the anode and the cathode, an agglomerate structure of carbon support formed with a plurality of carbon primary particles supporting catalyst particles is contained in the anode and the cathode, and particulate media having polymer electrolyte on the surface thereof are contained between adjacent agglomerate structures of carbon supports. | 05-26-2011 |
20110123898 | FUEL CELL - A fuel cell includes a membrane electrode assembly and separators which are stacked. A fuel gas channel allows a fuel gas to flow along a surface of one of a pair of electrodes. An oxidant gas channel allows an oxidant gas to flow along a surface of another of a pair of electrodes. A channel width of the oxidant gas channel in a central portion of the oxidant gas channel in a channel width direction is larger than a channel width of the oxidant gas channel in both end portions of the oxidant gas channel in the channel width direction. A channel width of the fuel gas channel in a central portion of the fuel gas channel in a channel width direction is smaller than a channel width of the fuel gas channel in both end portions of the fuel gas channel in the channel width direction. | 05-26-2011 |
20110123899 | POLYMER ELECTROLYTE FUEL CELL - For a combination of a solid polymer electrolyte membrane | 05-26-2011 |
20110151353 | FUEL CELL ELECTRODE WITH NANOSTRUCTURED CATALYST AND DISPERSED CATALYST SUBLAYER - Polymer electrolyte membrane (PEM) fuel cell membrane electrode assemblies (MEA's) are provided which have nanostructured thin film (NSTF) catalyst electrodes and additionally a sublayer of dispersed catalyst situated between the NSTF catalyst and the PEM of the MEA. | 06-23-2011 |
20110171560 | Paraffin fuel cell - The present invention provides a fuel cell in which electricity is generated and a paraffin is converted to an olefin. Between the anode and cathode compartment of the fuel cell is a ceramic membrane of the formula BaCe | 07-14-2011 |
20110183233 | Phase Stable Doped Zirconia Electrolyte Compositions with Low Degradation - A solid oxide fuel cell (SOFC) includes a cathode electrode, a solid oxide electrolyte, and an anode electrode. The electrolyte and/or electrode composition includes zirconia stabilized with (i) scandia, (ii) ceria, and (iii) at least one of yttria and ytterbia. The composition does not experience a degradation of ionic conductivity of greater than 15% after 4000 hrs at a temperature of 850° C. | 07-28-2011 |
20110189581 | COMPOUND, CROSS-LINKED MATERIAL THEREOF, DOUBLE CROSS-LINKED POLYMER THEREOF, AND ELECTROLYTE MEMBRANE, ELECTRODE FOR FUEL CELL AND FUEL CELL INCLUDING SAME - A compound having an amino group at a terminal thereof and at least one amino group in a repeating unit, a cross-linked material of the compound, a double cross-linked polymer thereof, an electrolyte membrane and an electrode for a fuel cell, which include the cross-linked material of the compound or the double cross-linked polymer thereof, and a fuel cell including at least one of the electrolyte membrane and the electrode. | 08-04-2011 |
20110189582 | Mixed Ionic and Electronic Conductor Based on Sr2Fe2-x MoXO6 Perovskite - In accordance with the present disclosure, a method for fabricating a symmetrical solid oxide fuel cell is described. The method includes synthesizing a composition comprising perovskite and applying the composition on an electrolyte support to form both an anode and a cathode. | 08-04-2011 |
20110189583 | CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF - The invention provides catalysts which are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability. | 08-04-2011 |
20110200911 | FUEL CELL SEALING STRUCTURE - To effectively prevent deformation of an MEA and shift of GDLs, first GDLs, second GDLs, and separators are layered in order at both sides of the MEA in the thickness direction thereof, the gaskets which sandwich an end portion of the MEA outside the first GDLs and the second GDLs are made from rubber or a synthetic resin material having rubber-like elasticity and integrally provided on the separators respectively, the first GDLs have end portions which are formed so as to protrude beyond outer peripheries of the second GDLs, and the gaskets have support step portions which can position and support the end portions of the first GDLs at the same height as the support height by the second GDLs. | 08-18-2011 |
20110207017 | Fuel cell and fuel cell System as described and claimed in - In a fuel cell | 08-25-2011 |
20110217619 | MEMBRANE ELECTRODE ASSEMBLY - There is provided a membrane electrode assembly comprising an electrolyte membrane, an anode electrode stacked on one surface of the electrolyte membrane, a cathode electrode stacked on the other surface of the electrolyte membrane, and a channel plate arranged on a side of the anode electrode, said side being the reverse side of the electrolyte membrane side. The membrane electrode assembly also comprises an insulating sealing layer which covers at least the lateral surfaces of the anode electrode, the electrolyte membrane and the channel plate, and contains a water-swellable particle. | 09-08-2011 |
20110223518 | PROTON-CONDUCTIVE COMPOSITE ELECTROLYTE, MEMBRANE-ELECTRODE ASSEMBLY USING THE SAME, AND ELECTROCHEMICAL DEVICE USING MEMBRANE-ELECTRODE ASSEMBLY - Provided are a proton-conductive composite electrolyte, a membrane-electrode assembly, and a fuel cell in which an improvement of the proton conductivity, and suppression of crossover and insolubilization are satisfied at the same time. The proton-conductive composite electrolyte includes an electrolyte having a proton-dissociative group (—SO | 09-15-2011 |
20110229793 | METAL OXIDE ELECTROCATALYST, USE THEREOF, AND PROCESS FOR PRODUCING METAL OXIDE ELECTROCATALYSTS - A metal oxide electrode catalyst which includes a metal oxide (Y) obtained by heat treating a metal compound (X) under an oxygen-containing atmosphere. The valence of the metal in the metal compound (X) is smaller than the valence of the metal in the metal oxide (Y). Further, the metal oxide electrocatalyst has an ionization potential in the range of 4.9 to 5.5 eV. | 09-22-2011 |
20110229794 | Composite Cathode for Use in Solid Oxide Fuel Cell Devices - Disclosed are composite electrodes for use in a solid oxide fuel cell devices. The electrodes are comprised of a sintered mixture of lanthanum strontium ferrite phase and yttria stabilized zirconia phase. The lanthanum strontium ferrite phase has the general formula (La | 09-22-2011 |
20110236786 | FUEL CELL - There is provided a fuel cell having a seal structure that has high gas sealability and, further, is capable of supplying gas to a membrane electrode assembly without being path-cut even if there are conventional processing errors (variations) in the gasket. With respect to a gasket | 09-29-2011 |
20110236787 | FUEL CELL - The present invention provides a fuel cell having obstructed passages, which is capable of inhibiting the occurrence of flooding. The fuel cell comprises: a stacked body comprising at least a membrane electrode assembly; and a pair of separators sandwiching the stacked body. A face of the stacked body side of the separator is provided with inlet passage(s) through which reaction gas to be supplied to the stacked body passes and outlet passage(s) through which reaction gas having passed the stacked body passes. The inlet passage is obstructed at a downstream end of the reaction gas to be supplied to the stacked body and the outlet passage is obstructed at an upstream end of the reaction gas having passed through the stacked body. The inlet passage and the outlet passage is arranged separately from each other, and the inlet passage is arranged on both ends of the face of the stacked body side of the separator in the passage width direction of the inlet passage and the outlet passage. | 09-29-2011 |
20110244361 | LIQUID FUEL AND FUEL CELL - A liquid fuel containing an ionic microgel is provided. A fuel cell having an anode for oxidizing the liquid fuel, a cathode for reducing an oxidizing agent, and an electrolyte film sandwiched between the anode and the cathode is provided. | 10-06-2011 |
20110250524 | FUEL CELL - A fuel cell includes an electrolyte electrode assembly and a first separator and a second separator sandwiching the electrolyte electrode assembly. The first and second separators have flat surfaces stacked on the electrolyte electrode assembly. The electrolyte electrode assembly includes an anode having a plurality of anode projections. The anode projections contact the first separator and form a fuel gas channel between the anode and the first separator. Further, the electrolyte electrode assembly includes a cathode having a plurality of cathode projections. The cathode projections contact the second separator and form an oxygen-containing gas channel between the cathode and the second separator. | 10-13-2011 |
20110262834 | ELECTROLYTE MEBRANE FORMATION METHOD, MEMBRANE-ELECTERODE ASSEMBLY, AND MEMBRANE-ELECTRODE ASSEMBLY MANUFACTURING METHOD - A membrane-electrode assembly a solid electrolyte type-structure including a first electrode, an electrolyte membrane, and a second electrode and is formed on one single face of a porous metal support. The electrolyte membrane is obtained by firing a first electrolyte film formed on the first electrode and a second electrolyte film, which has a higher degree of fluidity than the degree of fluidity of the first electrolyte film. | 10-27-2011 |
20110262835 | POLYMER ELECTROLYTE MEMBRANE BASED ON POLYAZOLE - Proton-conducting polymer electrolyte membrane based on a polyazole salt of an inorganic or organic acid which is doped with an acid as electrolyte, wherein the polyazole salt of the organic or inorganic acid has a lower solubility in the acid used as electrolyte than the polyazole salt of the acid used as electrolyte, a process for producing the inventive proton-conducting polymer electrolyte membrane, a membrane-electrode assembly comprising at least two electrochemically active electrodes which are separated by a polymer electrolyte membrane, wherein the polymer electrolyte membrane is a proton-conducting polymer electrolyte membrane according to the invention, and a fuel cell comprising at least one membrane-electrode assembly according to the invention. | 10-27-2011 |
20110269056 | AIR BATTERY - An air battery which is capable of improving operating voltage. The air battery includes: an air electrode containing a carbonaceous matter; an anode; and an electrolyte layer containing an electrolyte which conducts ions between the air electrode and the anode, the DIG band ratio X of the carbonaceous matter being 0.058≦X≦0.18. | 11-03-2011 |
20110269057 | REVERSAL TOLERANT MEMBRANE ELECTRODE ASSEMBLY FOR A FUEL CELL - Ruthenium or a Ruthenium compound is applied to an anode structure according to a predetermined pattern, with only part of the anode active area containing Ru. The parts of the MEA that do not contain Ru are not expected to suffer degradation from Ru cross-over, so that overall degradation of the cell will be diminished. Having less precious metals will also translate into less cost. | 11-03-2011 |
20110275005 | Membrane Electrode Assemblies With Interfacial Layer - The present invention relates to interfacial layers for use m membrane electrode assemblies that comprise nanowire-supported catalysts, and fuel cells comprising such membrane electrode assemblies. The present invention also relates to methods of preparing membrane electrode assemblies and fuel cells comprising interfacial layers and nanowire-supported catalysts. | 11-10-2011 |
20110275006 | SOLID OXIDE FUEL CELL HAVING METAL SUPPORT WITH A COMPLIANT POROUS NICKEL LAYER - A fuel cell includes a cell having a solid oxide electrolyte between electrodes. The cell has a first coefficient of thermal expansion. A metallic support is in electrical connection with one of the electrodes. The metallic support includes a metal substrate and a compliant porous nickel layer that is bonded to the metal substrate between the cell and the metal substrate. The metal substrate has a second coefficient of thermal expansion that nominally matches the first coefficient of thermal expansion of the cell. The metal substrate has a first stiffness and the compliant porous nickel layer has a second stiffness that is less than the first stiffness such that the compliant porous nickel layer can thermally expand and contract with the metal substrate. | 11-10-2011 |
20110281198 | FUEL CELL - According to one embodiment, a fuel cell includes a membrane electrode assembly including an anode, a cathode, and an electrolyte membrane interposed between the anode and the cathode, and an electricity-collecting member including an anode electricity collector having a first electrode member which is in contact with the anode, a cathode electricity collector having a second electrode member which is in contact with the cathode, a connection portion having a conductor which connects the anode electricity collector and the cathode electricity collector, and an insulative protection film covering at least the conductor of the connection portion. | 11-17-2011 |
20110287335 | REINFORCED ELECTROLYTE MEMBRANE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, AND POLYMER ELECTROLYTE FUEL CELL COMPRISING THE SAME - It is an object of the present invention to provide a fuel cell electrolyte membrane reinforced with a porous substrate which has excellent durability and in which the amount of cross leakage as a result of chemical deterioration of electrolyte membrane components due to the presence of peroxide and/or radicals is particularly reduced. The present invention relates to an electrolyte membrane for a fuel cell comprising a polyelectrolyte, which contains a porous substrate and a radical scavenger dispersed in the polyelectrolyte. | 11-24-2011 |
20110294035 | METHOD FOR PREPARING AN ENHANCED PROTON EXCHANGE MEMBRANE AND ENHANCED PROTON EXCHANGE MEMBRANE - A novel approach based on the increase of the intrinsic oxidative stability of uncrosslinked membranes is addressed. The co-grafting of styrene with methacrylonitrile (MAN), which possesses a protected α-position and strong dipolar pendant nitrile group, onto 25 μm ETFE base film is disclosed. Styrene/MAN co-grafted membranes were compared to styrene based membrane in durability tests in single H | 12-01-2011 |
20110294036 | POROUS ELECTRODE SUBSTRATE, METHOD FOR PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - Provided is a porous electrode substrate having high mechanical strength, good handling properties, high thickness precision, little undulation, and adequate gas permeability and conductivity. Also provided is a method for producing a porous electrode substrate at low costs. A porous electrode substrate is produced by joining short carbon fibers (A) via mesh-like of carbon fibers (B) having an average diameter of 4 μm or smaller. Further provided are a membrane-electrode assembly and a polymer electrolyte fuel cell that use this porous electrode membrane. A porous electrode substrate is obtained by subjecting a precursor sheet, in which short carbon fibers (A) and short carbon fiber precursors (b) having an average diameter of 5 μm or smaller have been dispersed, to carbonization treatment after optional hot press forming and optional oxidization treatment. | 12-01-2011 |
20110300468 | FUEL CELL DEVICE - A housing contains a fuel cell, a lithium ion secondary cell, a wiring board on which a control circuit and the like are mounted, a light-emitting diode and the like. The bottom surface of the housing is covered with a bottom plate. A plurality of air-intake holes are formed in the bottom plate to supply air to the fuel cell. Two USB ports and are provided in the periphery of the housing. A plurality of air-discharge holes are formed in the upper portion of the periphery of the housing. Gas in the housing is discharged to the outside through the air-discharge holes. Furthermore, light from an LED provided in the housing works as an illumination for the fuel cartridge, which can facilitate checking of the fluid level of the fuel cartridge, thus, checking of the amount of remaining fuel. | 12-08-2011 |
20110311899 | POLYMER, POLYARYLENE BLOCK COPOLYMER, POLYELECTROLYTE, POLYELECTROLYTE MEMBRANE, AND FUEL CELL - The polymer electrolyte membrane according to the present invention comprises a polymer electrolyte having ion-exchange groups, wherein Sp and Snp satisfy a relationship expressed by the following expression (I): | 12-22-2011 |
20110311900 | ELECTROCHEMICAL DEVICE CONFIGURATIONS - The present invention generally relates to electrochemical devices such as fuel cells and, in particular, to various component configurations including configurations for converting common fuels directly into electricity without additional fuel reforming or processing. Certain aspects of the invention are generally directed to configurations in which an anode of the device surrounds the electrolyte and/or the cathode of the device. In some embodiments, all single cells in a fuel cell stack share a common anode fuel chamber. The anode, in some cases, may be exposed to a fuel. In one set of embodiments, the anode of the device may be fluid during operation of the fuel cell, and in some cases, a porous container may be used to contain the anode during operation of the fuel cell. Other aspects of the invention relate to methods of making such devices, methods of promoting the making or use of such devices, and the like. | 12-22-2011 |
20110311901 | MECHANICALLY STABILIZED POLYAZOLES - A process for preparing mechanically stabilized polyazoles, comprising the following steps:
| 12-22-2011 |
20110318669 | Fluoropolymer Electrolyte Membrane - There is provided a fluoropolymer electrolyte membrane having excellent performance under conditions of high temperature and low humidity and also having excellent durability. A fluoropolymer electrolyte membrane comprising a fluoropolymer electrolyte having an ion exchange capacity of 1.3 to 3.0 meq/g in pores of a microporous film. | 12-29-2011 |
20120003562 | FUEL CELL - A fuel cell | 01-05-2012 |
20120003563 | POROUS DENDRITIC PLATINUM TUBES AS FUEL CELL ELECTROCATALYSTS - Platinum particles have been formed as porous, hollow tubular dendrites by using silver dendrite particles in a galvanic replacement reaction conducted in an aqueous solution of a platinum compound. The dendritic platinum particles have been found useful as catalysts and particularly useful as a hydrogen-oxidation electrocatalyst and/or an oxygen-reduction catalyst in a polymer electrolyte membrane fuel cell. | 01-05-2012 |
20120015281 | FUEL CELL - A fuel cell includes an electrolyte layer; a fuel-side electrode to which fuel is supplied; and an oxygen-side electrode to which oxygen is supplied, the fuel-side electrode and the oxygen-side electrode being disposed to face each other with the electrolyte layer sandwiched therebetween. The electrolyte layer is an anion exchange membrane. The fuel-side electrode contains cobalt and nickel. The fuel includes a compound containing at least hydrogen and nitrogen. The proportion of the nickel content relative to total moles of cobalt and nickel in the fuel-side electrode is 70 mol % or less. | 01-19-2012 |
20120015282 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell is provided. The solid oxide fuel cell has a structure in which a separate thermal expansion member is provided in a current collecting body formed on the inner circumferential surface of a first electrode so that the uniform contact between a support body of the first electrode and the current collecting body can be maintained even though the internal diameter of the support body of the first electrode is changed. Accordingly, the current collection performance of the current collecting body is enhanced through the thermal expansion member between the first electrode and the current collecting body, thereby improving the entire performance of the fuel cell. | 01-19-2012 |
20120021330 | Electrode material and solid oxide fuel cell containing the electrode material - The electrode material contains a complex oxide having a perovskite structure represented by a general formula ABO | 01-26-2012 |
20120028163 | COMPOSITIONS OF NANOMETAL PARTICLES CONTAINING A METAL OR ALLOY AND PLATINUM PARTICLES - A composition comprising an admixture of at least platinum particles and metal nanoparticles of metal that, when in admixture with the platinum particles, beneficially alters the characteristics of the platinum, including metals selected from one or more of the metals in groups 3-16, lanthanides, combinations thereof, and/or alloys thereof. The composition could be used to form an ink that further comprises an ionically conductive material, such as a polymer, capable of ionic networking throughout the ink composition so as to create a substantially structurally coherent mass without significantly impacting the reactivity of a substantial number of the nanoparticles. In one application, the ink may be used to form a catalyst whereby the ink is applied to an electrically conductive backing material, such as carbon paper or fibers. In another application, the ink may be used to form an electrode whereby the ink may be applied to an electrically conductive material, and wherein the ink comprises an admixture of platinum particles and metal nanoparticles. | 02-02-2012 |
20120028164 | LITHIUM AIR BATTERY - A lithium air battery including an aqueous electrolyte. In the lithium air battery, a lithium halide is included in the aqueous electrolyte in order to prevent lithium hydroxide and a solid electrolyte from reacting with each other so as to protect the negative electrode, thereby improving electrical characteristics of the lithium air battery. | 02-02-2012 |
20120034549 | SEPARATOR FOR FUEL CELL, AND FUEL CELL SYSTEM INCLUDING SAME - A fuel cell separator and a fuel cell system including the same. The separator includes a main body including a plurality of cell barriers and a flow channel disposed between the cell bathers, and a hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel of the main body. The hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel has a contact angle less than a contact angle of a side surface of at least one of the cell barriers by approximately 10° to approximately 60°. | 02-09-2012 |
20120040269 | ION/PROTON-CONDUCTING APPARATUS AND METHOD - A c-axis-oriented HAP thin film synthesized by seeded growth on a palladium hydrogen membrane substrate. An exemplary synthetic process includes electrochemical seeding on the substrate, and secondary and tertiary hydrothermal treatments under conditions that favor growth along c-axes and a-axes in sequence. By adjusting corresponding synthetic conditions, an HAP this film can be grown to a controllable thickness with a dense coverage on the underlying substrate. The thin films have relatively high proton conductivity under hydrogen atmosphere and high temperature conditions. The c-axis oriented films may be integrated into fuel cells for application in the intermediate temperature range of 200-600° C. The electrochemical-hydrothermal deposition technique may be applied to create other oriented crystal materials having optimized properties, useful for separations and catalysis as well as electronic and electrochemical applications, electrochemical membrane reactors, and in chemical sensors. Additional high-density and gas-tight HAP film compositions may be deposited using a two-step deposition method that includes an electrochemical deposition method followed by a hydrothermal deposition method. The two-step method uses a single hydrothermal deposition solution composition. The method may be used to deposit HAP films including but not limited to at least doped HAP films, and more particularly including carbonated HAP films. In addition, the high-density and gas-tight HAP films may be used in proton exchange membrane fuel cells. | 02-16-2012 |
20120040270 | FUEL CELL ELECTRODE CATALYST WITH REDUCED NOBLE METAL AMOUNT AND SOLID POLYMER FUEL CELL COMPRISING THE SAME - An object of the present invention is to reduce the amount of catalytic metal such as Pt in a fuel cell. The present invention provides a fuel cell electrode catalyst comprising a conductive carrier and catalytic metal particles, wherein the CO adsorption amount of the electrode catalyst is at least 30 mL/g·Pt. | 02-16-2012 |
20120058413 | INTERPENETRATING NETWORK OF ANION-EXCHANGE POLYMERS, PRODUCTION METHOD THEREOF AND USE OF SAME - The invention relates to a method for producing an anion-exchange polymer material having an IPN or semi-IPN structure, said method consisting in: (A) preparing a homogeneous reaction solution containing, in a suitable organic solvent, (a) at least one organic polymer bearing reactive halogen groups, (b) at least one tertiary diamine, (c) at least one monomer comprising an ethylenic unsaturation polymerizable by free radical polymerization, (d) optionally at least one cross-linking agent including at least two ethylenic unsaturations polymerizable by free radical polymerization, and e) at least one free radical polymerization initiator; and (B) heating the prepared solution to a temperature and for a duration that are sufficient to allow both a nucleophilic substitution reaction between components (a) and (b) and a free radical copolymerization reaction of components (c) and optionally (d) initiated by component (e). The invention also relates to the resulting IPN or semi-IPN material and to the use thereof in electrochemical devices, in direct contact with an air electrode. | 03-08-2012 |
20120064433 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE INCLUDING THE MATERIAL, AND SOLID OXIDE FUEL CELL INCLUDING THE MATERIAL - A material for a solid oxide fuel cell, the material including a lanthanum metal oxide having a perovskite-type crystal structure; and a ceria metal oxide, wherein the ceria metal oxide includes at least one material selected from the group consisting of metal oxides represented by Formula 1 below and metal oxides represented by Formula 2: | 03-15-2012 |
20120070764 | NON-PRECIOUS METAL CATALYSTS - Catalyst comprising graphitic carbon and methods of making thereof; said graphitic carbon comprising a metal species, a nitrogen-containing species and a sulfur containing species. A catalyst for oxygen reduction reaction for an alkaline fuel cell was prepared by heating a mixture of cyanamide, carbon black, and a salt selected from an iron sulfate salt and an iron acetate salt at a temperature of from about 700° C. to about 1100° C. under an inert atmosphere. Afterward, the mixture was treated with sulfuric acid at elevated temperature to remove acid soluble components, and the resultant mixture was heated again under an inert atmosphere at the same temperature as the first heat treatment step. | 03-22-2012 |
20120082919 | POLYMER ELECTROLYTE FUEL CELL - There is used a polymer electrolyte membrane containing a polymer segment (A) having an ion-conducting component, and a polymer segment (B) having a composition ratio of the ion-conducting component lower than that in the polymer segment (A), wherein the polymer segment (A) and the polymer segment (B) form a micro phase-separated structure, and inorganic particles | 04-05-2012 |
20120094207 | CATALYST, PRODUCTION PROCESS THEREFOR, AND USE THEREOF - The invention provides catalysts that are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability. The catalyst includes a metal element M, carbon, nitrogen and oxygen, wherein the catalyst shows peaks at 1340 cm | 04-19-2012 |
20120094208 | FUEL CELL - An oxidant gas conduit communicating with both an oxidant gas inlet communication hole and an oxidant gas outlet communication hole is formed in a surface of a cathode-side metallic separator which forms a fuel cell. Continuous linear guide ridges which protrude from intermediate height sections to the oxidant gas conduit side and form continuous guide conduits are provided on the cathode-side metallic separator. The linear guide ridges are continuously connected to ends of rectilinear conduit ridges which form rectilinear conduits, are provided with bend portions, and are set to lengths which are different from each other in a step-like manner. | 04-19-2012 |
20120094209 | ION-CONDUCTIVE COMPOSITE, MEMBRANE ELECTRODE ASSEMBLY (MEA), AND ELECTROCHEMICAL DEVICE - Provided are an ion-conductive composite containing ion-conductive fine particles and a vinylidene fluoride homopolymer or copolymer and having excellent ion conductivity, a membrane electrode assembly (MEA) including the ion-conductive composite as an electrolyte, and an electrochemical device, such as a fuel cell. | 04-19-2012 |
20120100457 | CATALYST SUPPORT MATERIAL COMPRISING POLYAZOLE, ELECTROCHEMICAL CATALYST, AND THE PREPARATION OF A GAS DIFFUSION ELECTRODE AND A MEMBRANE-ELECTRODE ASSEMBLY THEREFROM - A process for preparing a catalyst material comprising an electrically conducting support material, a proton-conducting, polyazole-based polymer and a catalytically active material. A catalyst material prepared by the process of the invention. A catalyst ink comprising a catalyst material of the invention and a solvent. A catalyst-coated membrane (CCM) comprising a polymer electrolyte membrane and also catalytically active layers comprising a catalyst material of the present invention. A gas diffusion electrode (GDE) comprising a gas diffusion layer and a catalytically active layer comprising a catalyst material of the invention. A membrane-electrode assembly (MEA) comprising a polymer electrolyte membrane, catalytically active layers comprising a catalyst material of the invention, and gas diffusion layers. And a fuel cell comprising a membrane-electrode assembly of the present invention. | 04-26-2012 |
20120107718 | FUEL CELL SEALING STRUCTURE - A fuel cell sealing structure has a power generating body, and first and second separators arranged in both sides in a thickness direction of the power generating body. On a surface in one side in a thickness direction of the first separator, formed integrally first and second sealing protrusions respectively brought into close contact with an outer peripheral portion of the power generating body and the second separator in an outer peripheral side of the first sealing protrusion, and a short circuit prevention rib protruding in line with the first and second sealing protrusions by an electrically insulating rubber-like elastic material. On a surface in another side thereof, formed integrally a third sealing protrusion brought into close contact with a surface in an opposite side to the power generating body in the second separator, by the electrically insulating rubber-like elastic material. | 05-03-2012 |
20120107719 | ELECTRODE CATALYST FOR MEMBRANE ELECTRODE OF FUEL CELL AND ITS METHOD OF PREPARATION AND FUEL CELL MEMBRANE ELECTRODE - This invention discloses an electrocatalyst for membrane electrode assembly, and its preparation method, as well as a fuel cell membrane electrode assembly. An electrocatalyst for fuel cell application, it is featured that the electrocatalyst is prepared by supporting precious metal (10-60 wt %) on a composite carrier which is prepared by depositing water-containing substance (0.3-10 wt %) on carbon material; Using the catalyst invented by this invention as anode catalyst, an fuel cell membrane electrode assembly with excellent non-humidification performance can be prepared by normal procedures. No need to construct a water retention layer, no need to add water retention material in proton exchange membrane, it avoids the possible problems caused by adding water attention material into proton exchange membrane or inserting a water retention layer. The approach suggested by this invention is a simple and effective approach to realize non-humidification membrane electrode assembly. | 05-03-2012 |
20120122014 | NANOCRYSTALLINE CERIUM OXIDE MATERIALS FOR SOLID FUEL CELL SYSTEMS - Disclosed are solid fuel cells, including solid oxide fuel cells and PEM fuel cells that include nanocrystalline cerium oxide materials as a component of the fuel cells. A solid oxide fuel cell can include nanocrystalline cerium oxide as a cathode component and microcrystalline cerium oxide as an electrolyte component, which can prevent mechanical failure and interdiffusion common in other fuel cells. A solid oxide fuel cell can also include nanocrystalline cerium oxide in the anode. A PEM fuel cell can include cerium oxide as a catalyst support in the cathode and optionally also in the anode. | 05-17-2012 |
20120122015 | MICRO FUEL CELL SYSTEM AND CORRESPONDING MANUFACTURING METHOD - A micro fuel cell system comprises at least an anode region and a cathode region being realized in a substrate as well as at least an active area for chemical reactions and an ionic exchange membrane for separating the active area. The anode and cathode regions, the active area and the ionic exchange membrane are realized on a same planar surface being made by the substrate in order to form a single multifunctional bipolar plate. | 05-17-2012 |
20120135331 | CATHODE - The present invention relates to a cathode composed of a perovskite-type or fluorite-type mixed metal oxide containing molybdenum, to a composite comprising the mixed metal oxide and to a solid oxide fuel cell comprising the cathode. The cathode mixed metal oxide has an empirical formula unit: EaTbMocOn wherein: T is one or more transition metal elements other than Mo; E is one or more metal elements selected from the group consisting of lanthanide metal elements, alkali metal elements, alkaline earth metal elements, Pb and Bi; and a, b, c, and n are non-zero numerals which may be the same or different for each element. | 05-31-2012 |
20120141908 | MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELLS WITH IMPROVED LIFETIME - The present invention relates to a membrane electrode assembly comprising at least two electrochemically active electrodes separated by at least one polymer electrolyte membrane, the aforementioned polymer electrolyte membrane having fibrous reinforcing elements which at least partly penetrate the polymer electrolyte membrane, wherein at least some of the fibrous reinforcing elements have functional groups which have a covalent chemical bond between the fibers and the polymer of the polymer electrolyte membrane. | 06-07-2012 |
20120141909 | MEMBRANE ELECTRODE ASSEMBLIES AND HIGHLY DURABLE FUEL CELLS - The invention relates to a membrane electrode assembly which comprises two gas diffusion layers, each contacted with a catalyst layer, which are separated by a polymer-electrolyte membrane. Said polymer electrolyte membrane has an inner area which is contacted with a catalyst layer, and an outer area which is not provided on the surface of a gas diffusion layer. The inventive assembly is characterized in that the thickness of all components of the outer area is 50 to 100%, based on the thickness of all components of the inner area. The thickness of the outer area decreases over a period of 5 hours by not more than 5% at a temperature of 80° C. and a pressure of 5 N/mm | 06-07-2012 |
20120141910 | Multiple Membrane Layers in a Fuel Cell Membrane-Electrode Assembly - Embodiments are disclosed herein that relate to PEM fuel cells comprising membrane-electrode assemblies having plural membrane layers. For example, one disclosed embodiment provides a fuel cell including an anode, a cathode, and a multi-layer membrane disposed between the anode and the cathode, the multi-layer membrane comprising two or more polymer membranes layers. The fuel cell further comprises an electrolyte within the multi-layer membrane. | 06-07-2012 |
20120141911 | POROUS ELECTRODE SUBSTRATE, METHOD FOR PRODUCING THE SAME, PRECURSOR SHEET, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - The provision of a porous electrode substrate that has large sheet strength, low production costs, high handling properties, high thickness precision and surface smoothness, and sufficient gas permeability and electrical conductivity. A porous electrode substrate including a three-dimensional entangled structure including short carbon fibers (A) dispersed in a three-dimensional structure, joined together via three-dimensional mesh-like carbon fibers (B). A method for producing a porous electrode substrate, including a step (1) of producing a precursor sheet including short carbon fibers (A), and short carbon fiber precursors (b) and/or fibrillar carbon fiber precursors (b′) dispersed in a two-dimensional plane; a step (2) of subjecting the precursor sheet to entanglement treatment; and a step (3) of subjecting this sheet to carbonization treatment at 1000° C. or higher. It is preferable to include a step (4) of subjecting the sheet to hot press forming at lower than 200° C. between step (2) and step 3), and to further include a step (5) of subjecting the sheet after hot press forming to oxidation treatment at 200° C. or higher and lower than 300° C. between step (4) and step (3). | 06-07-2012 |
20120156588 | MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELLS WITH IMPROVED LIFETIME - The present invention relates to a membrane electrode assembly comprising at least two electrochemically active electrodes which are separated by at least one polymer electrolyte membrane, the aforementioned polymer electrolyte membrane having at least one reinforcement, wherein the reinforcement comprises at least one film which has holes through which the polymer electrolyte membrane is in contact with both electrochemically active electrodes. | 06-21-2012 |
20120164554 | MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL WITH THE SAME, AND FUEL CELL GENERATING SYSTEM - A membrane electrode assembly for a fuel cell comprises a solid polymer electrolyte membrane, an anode being formed on one side of the solid polymer electrolyte membrane and containing a catalyst and a solid polymer electrolyte, a cathode being formed on another side of the solid polymer electrolyte membrane and containing a catalyst and a solid polymer electrolyte, an anode gas diffusion layer formed on one side of the anode, and a cathode gas diffusion layer formed on one side of the cathode. In addition, a formic acid oxidation electrode containing palladium and a solid polymer electrolyte is formed between the anode gas diffusion layer and the anode. | 06-28-2012 |
20120164555 | COLLECTOR MEMBER, POWER GENERATOR, AND METHOD OF MANUFACTURING COLLECTOR MEMBER FOR POWER GENERATOR - According to an aspect of the present invention, there is provided a collector member | 06-28-2012 |
20120171596 | SOLID OXIDE ELECTROLYTIC DEVICE - A monolithic electrolyte assembly comprising improved as well as new associated structures and processes operative in the general field of solid oxide electrolytic devices is disclosed. The invention provides a reliable and durable interconnect for both structural and electrical components of such devices. In the present invention, thin-film-based solid oxide fuel cells and solid oxide oxygen/hydrogen generators may be fabricated using primarily solid metal alloys as underlying components of thin film and thick film structures built thereon. | 07-05-2012 |
20120171597 | DIRECT METHANOL FUEL CELL AND ANODE USED THEREIN - According to one embodiment, an anode for a direct methanol fuel cell includes an anode catalyst layer containing a noble metal catalyst and a proton-conductive polyelectrolyte. A log differential pore volume distribution curve measured by a mercury intrusion porosimetry of the anode catalyst layer has a peak within a pore diameter range of 0.06 to 0.3 μm and satisfies the following relationship: | 07-05-2012 |
20120171598 | POLYMER ELECTROLYTE COMPOSITION - A polymer electrolyte composition of a sulfonated block copolymer (A) having a hydrophilic segment with a sulfonic acid group and a hydrophobic segment with no sulfonic acid group, each segment having an aromatic ring is its main chain, and an aromatic polymer (B) having no sulfonic acid group with a structural unit that is identical to the structural unit contained in the hydrophobic segment of the sulfonated block copolymer is provided. The ion-exchange capacity of the composition can be in a range of 0.5 mmol/g to 2.9 mmol/g. Electrolyte membranes, membrane/electrolyte assemblies, and electrolyte fuel cells utilizing the polymer electrolyte composition are also provide. | 07-05-2012 |
20120171599 | FUEL CELL, BATTERY AND ELECTRODE FOR FUEL CELL - Provided is a fuel cell for being implanted which enables a long time operation while reducing its size so as to be implanted in a living body. The fuel cell to be adopted includes: a container which contains a fuel such as glucose and an electrolyte solution therein; a pair of electrodes which are arranged in the container and have a noble metal catalyst fixed thereon; an aeration portion which is formed on at least one part of the outer surface of the container and has air permeability and waterproofness; and septa and for injecting the fuel from the outside into the container or discharging it from the container. | 07-05-2012 |
20120178015 | METHOD OF PROCESSING A CERAMIC ELECTROLYTE, AND RELATED ARTICLES - A method of processing a ceramic electrolyte suitable for use in a fuel cell is provided. The method comprises situating a ceramic electrolyte layer over an anode layer; and subjecting the ceramic electrolyte layer to a stress prior to operation of the fuel cell, by: exposing the top surface of the electrolyte layer to an oxidizing atmosphere and the bottom surface of the electrolyte layer to a reducing atmosphere; and heating the electrolyte layer. The stress causes a substantial increase in the number of microcracks, or in the average size of the microcracks, or in both the number of the microcracks and their average size. A solid oxide fuel cell comprising a ceramic electrolyte layer processed by the disclosed method is also provided. | 07-12-2012 |
20120178016 | CATHODE MATERIAL FOR FUEL CELL, CATHODE FOR FUEL CELL INCLUDING THE SAME, METHOD OF MANUFACTURING THE CATHODE, AND SOLID OXIDE FUEL CELL INCLUDING THE CATHODE - A cathode material for a fuel cell, the cathode material for a fuel cell including a lanthanide metal oxide having a perovskite crystal structure; and a bismuth metal oxide represented by Chemical Formula 1 below, | 07-12-2012 |
20120178017 | ELECTROLYTE EMULSION AND PROCESS FOR PRODUCING SAME - The present invention provides a fluoropolymer electrolyte material which has improved processability and which is easily produced. The electrolyte emulsion of the present invention comprises an aqueous medium and a fluoropolymer electrolyte dispersed in the aqueous medium. The fluoropolymer electrolyte has a monomer unit having an SO | 07-12-2012 |
20120183881 | FUEL CELL WITH PROTRUDED GAS DIFFUSION LAYER - An assembling operation of a fuel cell is effectively simplified. With the simple and economical structure, the desired sealing function is achieved. The fuel cell ( | 07-19-2012 |
20120183882 | SEPARATOR FOR A FUEL CELL, A PRODUCTION METHOD THEREFOR AND A FUEL CELL STACK COMPRISING THE SAME - The present invention provides a separator for a fuel cell that improves efficiency of the fuel cell by removing water generated in a membrane-electrode assembly and accumulated in a channel of the separator, a manufacturing method thereof, and a fuel cell stack including the same. The separator for the fuel cell of the present invention includes: a main body of a plate shape; a channel concavely formed in at least one surface of the main body and supplying a fuel or oxygen to a membrane-electrode assembly; and a metal layer provided to a surface of the channel and including an oxide layer formed by an anodic oxidation treatment and minute grooves of a nano-scale formed in the oxide layer, thereby forming the surface of the channel to be super-hydrophilic. | 07-19-2012 |
20120189943 | SYNTHESIS OF STABLE AND DURABLE CATALYST COMPOSITION FOR FUEL CELL - Provided is a catalyst composition comprising an intermetallic phase comprising Pt and a metal selected from either Nb or Ta, and a dioxide of the metal. Also provided is a low temperature method for making such compositions that results in the formation of intermetallic phase with small crystallite size and thus greater mass activity. In particular, a Pt | 07-26-2012 |
20120196206 | METHOD FOR PRODUCING STRONGLY ACIDIC ZIRCONIUM PARTICLES, PROTON CONDUCTING MATERIAL, METHOD FOR PRODUCING PROTON CONDUCTING MEMBRANE, PROTON CONDUCTING MEMBRANE, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL - The disclosed methods enable zirconium sulfophenyl phosphonate, zirconium sulfate, or zirconia sulfate, which has high performance as a proton conducting material and high catalytic activity, to be produced at low temperature by reaction by adding sulfophenyl phosphonic acid or sulfuric acid to zirconium nanoparticles, the zirconium nanoparticles being a precursor of strongly acidic zirconium particles obtained by reacting zirconium alkoxide with zirconium butoxide as a chelating agent and nitric acid as a catalyst in isopropyl alcohol as a solvent. | 08-02-2012 |
20120202135 | IMPROVED CATALYST COATED MEMBRANES HAVING COMPOSITE, THIN MEMBRANES AND THIN CATHODES FOR USE IN DIRECT METHANOL FUEL CELLS - The invention relates to DMFC catalyst coated membranes having improved water crossover and methanol crossover performance, excellent power output and durability, which utilize a thin composite reinforced polymer membrane layer and a thin cathode layer to achieve these performance benefits, and methods of making these catalyst coated membranes. The catalyst coated membrane for use in a direct methanol fuel cell have an anode layer, a thin cathode layer, a thin reinforced ionomer membrane, and do not rely on any additional barrier layers or complex water and/or methanol management layers or peripherals or to improve performance. | 08-09-2012 |
20120208103 | CARBON NANOSPHERE WITH AT LEAST ONE OPENING, METHOD FOR PREPARING THE SAME, CARBON NANOSPHERE-IMPREGNATED CATALYST USING THE CARBON NANOSPHERE, AND FUEL CELL USING THE CATALYST - A carbon nanosphere has at least one opening. The carbon nanosphere is obtained by preparing a carbon nanosphere and treating it with an acid to form the opening. The carbon nanosphere with at least one opening has higher utilization of a surface area and electrical conductivity and lower mass transfer resistance than a conventional carbon nanotube, thus allowing for higher current density and cell voltage with a smaller amount of metal catalyst per unit area of a fuel cell electrode. | 08-16-2012 |
20120214083 | PLATINUM AND PALLADIUM ALLOYS SUITABLE AS FUEL CELL ELECTRODES - The present invention concerns electrode catalysts used in fuel cells, such as proton exchange membrane (PEM) fuel cells. The invention is related to the reduction of the noble metal content and the improvement of the catalytic efficiency by low level substitution of the noble metal to provide new and innovative catalyst compositions in fuel cell electrodes. The novel electrode catalysts of the invention comprise a noble metal selected from Pt, Pd and mixtures thereof alloyed with a further element selected from Sc, Y and La as well as any mixtures thereof, wherein said alloy is supported on a conductive support material. | 08-23-2012 |
20120214084 | CATALYST LAYER - A catalyst layer includes (i) an electrocatalyst, and (ii) a water electrolysis catalyst, iridium or iridium oxide and one or more metals M or an oxide thereof, wherein M is selected from transition metals and/or Sn, with the exception of ruthenium. Such a catalyst layer has utility in fuel cells that experience high electrochemical potentials. | 08-23-2012 |
20120214085 | FUEL CELL OF SOLID OXIDE FUEL CELL - An SOFC unit cell | 08-23-2012 |
20120214086 | METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM) - A proton (H | 08-23-2012 |
20120219876 | NAPHTHOXAZINE BENZOXAZINE-BASED MONOMER, POLYMER THEREOF, ELECTRODE FOR FUEL CELL INCLUDING THE POLYMER, ELECTROLYTE MEMBRANE FOR FUEL CELL INCLUDING THE POLYMER, AND FUEL CELL USING THE ELECTRODE - A naphthoxazine benzoxazine-based monomer is represented by Formula 1 below: | 08-30-2012 |
20120219877 | NAPHTHOXAZINE BENZOXAZINE-BASED MONOMER, POLYMER THEREOF, ELECTRODE FOR FUEL CELL INCLUDING THE POLYMER, ELECTROLYTE MEMBRANE FOR FUEL CELL INCLUDING THE POLYMER, AND FUEL CELL USING THE ELECTRODE - A naphthoxazine benzoxazine-based monomer is represented by Formula 1 below: | 08-30-2012 |
20120219878 | COPOLYMERS COMPRISING PHOSPHONATE AND/OR PHOSPHONIC ACID GROUPS, USABLE FOR FORMING FUEL CELL MEMBRANES - Copolymers comprising at least one recurrent unit of the following formula (I) are provided: | 08-30-2012 |
20120225369 | SOLID OXIDE FUEL CELL - Provided is a solid oxide fuel cell (SOFC), including: a fuel electrode for allowing a fuel gas to be reacted; an air electrode for allowing a gas containing oxygen to be reacted; an electrolyte film provided between the fuel electrode and the air electrode; and a reaction prevention film provided between the air electrode and the electrolyte film. The porosity of the reaction prevention film is less than 10%, particularly preferably “closed pore-ratio” is 50% or more. The diameter of closed pores in the reaction prevention film is 0.1 to 3 μm. The reaction prevention film includes closed pores each containing a component (e.g., Sr) for the air electrode. This can provide an SOFC in which a decrease in output due to an increase in electric resistance between an air electrode and a solid electrolyte film hardly occurs even after long-term use. | 09-06-2012 |
20120225370 | MINIMIZING ELECTRODE CONTAMINATION IN AN ELECTROCHEMICAL CELL - An electrochemical cell assembly that is expected to prevent or at least minimize electrode contamination includes one or more getters that trap a component or components leached from a first electrode and prevents or at least minimizes them from contaminating a second electrode. | 09-06-2012 |
20120231366 | POROUS CERAMIC MOLTEN METAL COMPOSITE SOLID OXIDE FUEL CELL ANODE - A fuel cell anode comprises a porous ceramic molten metal composite of a metal or metal alloy, for example, tin or a tin alloy, infused in a ceramic where the metal is liquid at the temperatures of an operational solid oxide fuel cell, exhibiting high oxygen ion mobility. The anode can be employed in a SOFC with a thin electrolyte that can be a ceramic of the same or similar composition to that infused with the liquid metal of the porous ceramic molten metal composite anode. The thicknesses of the electrolyte can be reduced to a minimum that allows greater efficiencies of the SOFC thereby constructed. | 09-13-2012 |
20120251917 | SOLID OXIDE FUEL CELL COMPRISING NANOSTRUCTURE COMPOSITE CATHODE AND FABRICATION METHOD THEREOF - Disclosed are a solid oxide fuel cell including: a) an anode support; b) a solid electrolyte layer formed on the anode support; and c) a nanostructure composite cathode layer formed on the solid electrolyte layer, wherein the nanostructure composite cathode layer includes an electrode material and an electrolyte material mixed in molecular scale, which do not react with each other or dissolve each other to form a single material, and a method for fabricating the same. The fuel cell is operable at low temperature and has high performance and superior stability. | 10-04-2012 |
20120251918 | POLYMER FUEL CELL STACK AND POLYMER FUEL CELL SEPARATOR PAIR - A fuel cell separator pair has first and second separators having front and back surfaces, a corrugated plate portion shaped in a wave form at the central portion, and a flat plate portion formed in the peripheral portion and surrounding the corrugated plate portion, wherein the corrugated plate portion of the front surface constitutes a reaction gas channel and the corrugated plate portion of the back surface constitutes a coolant channel. The back surfaces of the first and second separators are facing each other. The flat plate portions of the first and second separators are arranged on top of each other so as to be in contact with each other. The flat plate portion of the second separator protrudes toward the outside beyond the flat plate portion of the first separator. The fuel cell separator pair has a seal member (A) disposed on the flat plate portion of the front surface of the first separator, a seal member (B) disposed on the flat plate portion of the front surface of the second separator, and a seal member (C) disposed on the region protruding beyond the flat plate portion of the first separator in the flat plate portion of the back surface of the second separator. | 10-04-2012 |
20120251919 | POLYARYLENE-BASED COPOLYMER AND USES THEREOF - The present invention provides a polyarylene-based copolymer including a plurality of segments having an ion exchange group and a plurality of segments having substantially no ion exchange group, wherein at least one of the segments having an ion exchange group includes a polyarylene structure, the polystyrene-equivalent weight-average molecular weight of the segments having an ion exchange group is from 10,000 to 250,000, and the ion exchange capacity of the polyarylene-based copolymer is 3.0 meq/g or more. | 10-04-2012 |
20120264034 | FUEL CELL ELECTRODE AND PRODUCTION PROCESS THEREOF - A fuel cell electrode that contains a support layer and a catalyst layer, wherein the catalyst layer does not contain a noble metal catalyst and is formed of carbon nanotubes, wherein the carbon nanotubes have pores in sidewalls thereof, and have a pore size distribution of 0.1 nm to 30 nm and a BET specific surface area of 100 to 4,000 m | 10-18-2012 |
20120264035 | FUEL CELL - A fuel cell ( | 10-18-2012 |
20120270135 | CATALYST, METHOD FOR PRODUCING THE SAME, AND USE THEREOF - Provided is a catalyst having high durability with resistance to corrosion in an acidic electrolyte or at high potential and high oxygen reduction activity. The catalyst is a metal oxycarbonitride containing at least one group III transition metal compound and at least one group IV or V transition metal oxide having a crystallite size of 1 to 100 nm. The group III transition metal compound may be a compound of at least one selected from the group consisting of scandium, yttrium, lanthanum, cerium, samarium, dysprosium, and holmium. The group IV or V transition metal oxide may be an oxide of at least one selected from the group consisting of titanium, zirconium, tantalum, and niobium. | 10-25-2012 |
20120270136 | FUEL CELL - A fuel cell includes an electrolyte electrode assembly, an inner seal member, an outer seal member, a metal separator, and a cell voltage monitor terminal. The electrolyte electrode assembly includes an electrolyte, a pair of electrodes, and a resin frame member. The inner seal member extends around an electrode surface. The outer seal member extends around an outer periphery of the inner seal member. The inner seal member and the outer seal member are disposed on the resin frame member. The cell voltage monitor terminal is embedded in the resin frame member. The cell voltage monitor terminal includes an exposed portion provided between the inner seal member and the outer seal member. The exposed portion is in contact with the metal separator adjacent to the exposed portion. | 10-25-2012 |
20120270137 | FUEL CELL - A fuel cell is formed by stacking a plurality of unit cells. Each of the unit cells includes a membrane electrode assembly, and an anode side metal separator and a cathode side metal separator sandwiching the membrane electrode assembly therebetween. In a surface of the cathode side metal separator, metal portions are exposed in at least part of a second flat portion in an area surrounded by seal lines SL of the anode side metal separator. Cutouts are formed on a surface of the cathode side metal separator by cutting at least part of the second flat portion up to the metal portions thereby to expose the metal portions through the cutouts. | 10-25-2012 |
20120270138 | MEMBRANE-ELECTRODE ASSEMBLY AND FUEL BATTERY USING THE SAME - A membrane-electrode assembly having catalyst layers containing an electrode catalyst disposed on the both sides of an electrolyte membrane, wherein at least one of the above-described catalyst layers contains a non-precious metal electrode catalyst and an ionomer having an ion exchange capacity of 1.2 meq/g or more. | 10-25-2012 |
20120276470 | SOLUTION BASED ENHANCEMENTS OF FUEL CELL COMPONENTS AND OTHER ELECTROCHEMICAL SYSTEMS AND DEVICES - This invention relates in general to components of electrochemical devices, and to methods of preparing the components. The components and methods include the use of a composition comprising an ionically conductive polymer and at least one solvent, where the polymer and the solvent are selected based on the thermodynamics of the combination. In one embodiment, the invention relates to a component for an electrochemical device which is prepared from a composition comprising a true solution of an ionically conductive polymer and at least one solvent, the polymer and the at least one solvent being selected such that |δ solvent-δ solute|<1, where δ solvent is the Hildebrand solubility parameter of the at least one solvent and where δ solute is the Hildebrand solubility parameter of the polymer. | 11-01-2012 |
20120282539 | FUEL CELL - Disclosed is a fuel cell in which an electrolyte membrane-electrode structure is held between the first separator and a second separator. The electrolyte membrane-electrode structure comprises a solid polymer electrolyte membrane, a cathode-side electrode and an anode-side electrode. An end portion of the solid polymer electrolyte membrane projects outwardly beyond end portions of gas diffusion layers, and the both surfaces of the end portion of the solid polymer electrolyte membrane are held between the first protective film and a second protective film. The thickness of the first protective film is set to be thinner than the thickness of the second protective film. | 11-08-2012 |
20120301810 | Fuel Battery - A membrane electrode assembly ( | 11-29-2012 |
20120308913 | CONTROLLING FUEL CELL - A fuel cell is configured to comprise a power generation layer including an electrolyte membrane, an anode and a cathode, separators and a gas flow path layer provided between the power generation layer and the separator. The gas flow path layer is structured by a plurality of corrugated elements. Each corrugated element has a corrugated cross section where first convexes that are convex toward the separator and second convexes that are convex toward the power generation layer are alternately arranged. The plurality of corrugated elements are arranged, such that a top surface of the first convex in one corrugated element and a bottom surface of the second convex in an adjacent corrugated element cooperatively form an integral surface, and a plurality of through holes are formed between the respective adjacent corrugated elements. The plurality of corrugated elements include a corrugated element having positions of the first convexes and the second convexes shifted in a positive side of the first direction from those of an adjacent corrugated element, and a corrugated element having positions of the first convexes and the second convexes shifted in a negative side of the first direction from those of an adjacent corrugated element. The volume of a first reaction gas flow path, which is formed along the positions of the second convexes on a separator-side of the gas flow path layer, is less than the volume of a second reaction gas flow path, which is formed along the positions of the first convexes on a power generation layer-side of the gas flow path layer. | 12-06-2012 |
20120321990 | ELECTROLYTE MEMBRANE FOR SOLID OXIDE FUEL CELLS, METHOD FOR MANUFACTURING THE SAME, AND FUEL CELL USING THE SAME - Provided is an electrolyte membrane for solid oxide fuel cells. The electrolyte membrane for solid oxide fuel cells includes two or more deposited layers, wherein each of the deposited layers independently has an average crystal grain size of 5-100 nm and the deposited layers are different from each other in the average crystal grain. | 12-20-2012 |
20120321991 | Alkaline Membrane Fuel Cells and Apparatus and Methods for Supplying Water Thereto - A device to produce electricity by a chemical reaction without the addition of liquid electrolyte comprises an anode electrode, a polymer membrane electrolyte fabricated to conduct hydroxyl (OH—) ions, the membrane being in physical contact with the anode electrode on a first side of the membrane, and a cathode electrode in physical contact with a second side of the membrane. The anode electrode and cathode electrode contain catalysts, and the catalysts are constructed substantially entirely from non-precious metal catalysts. Water may be transferred to the cathode side of the membrane from an external source of water. | 12-20-2012 |
20120328970 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE INCLUDING THE MATERIAL AND SOLID OXIDE FUEL CELL INCLUDING THE MATERIAL - A material for a solid oxide fuel cell, the material including: a first compound having a perovskite crystal structure, a first ionic conductivity, a first electronic conductivity, and a first thermal expansion coefficient, wherein the first compound is represented by Formula 1 below; and a second compound having a perovskite crystal structure, a second ionic conductivity, a second electronic conductivity, and a second thermal expansion coefficient, | 12-27-2012 |
20120328971 | SOLID ELECTROLYTE MEMBRANE, FUEL BATTERY CELL, AND FUEL BATTERY - Provided are a solid electrolyte membrane useful in achieving strong electromotive force in a fuel battery, and a fuel battery cell produced with this membrane. The solid electrolyte membrane includes a substrate made of a sheet material and having a plurality of openings penetrating the substrate in its thickness direction, and a solid electrolyte layer provided on at least one of the faces of the substrate. The fuel battery cell includes a solid electrolyte membrane having the solid electrolyte layer on one of the faces of the substrate, and a catalyst layer containing a precious metal and provided on the other of the faces of the substrate, with the solid electrolyte layer and the catalyst layer being in contact with each other in the openings of the substrate. | 12-27-2012 |
20130004882 | PROCESSING METHODS AND SYSTEMS FOR ASSEMBLING FUEL CELL PERIMETER GASKETS - A method and apparatus for making fuel cell components via a roll to roll process are described. Spaced apart apertures are cut in first and second gasket webs that each include adhesives. The first and second gasket webs are transported to a bonding station on conveyers. A membrane web that includes at least an electrolyte membrane is also transported to the bonding station. At the bonding station, a gasketed membrane web is formed by attaching the first and second gasket webs to the membrane web. The first gasket web is attached to a first surface of the membrane web via the adhesive layer of the first gasket web. The second gasket web is attached to a second surface of the membrane web via the adhesive layer of the second gasket web. | 01-03-2013 |
20130011764 | Cathode Catalyst Layer, Manufacturing Method Thereof and Membrane Electrode Assembly - According to the present invention, it is possible to improve the use ratio of active sites in a catalyst having oxygen reduction activity so as to provide a cathode catalyst layer and MEA for a fuel cell with high a level of power generation performance. The present invention includes a process of introducing a functional group into a surface of the catalyst | 01-10-2013 |
20130011765 | FUEL CELL - In a fuel cell including an electrolyte layer allowing an anion component to migrate, and a fuel-side electrode and an oxygen-side electrode arranged to face each other while sandwiching the electrolyte layer, the oxygen-side electrode contains a first catalyst containing a first transition metal and polypyrrole, and a second catalyst containing a second transition metal and a porphyrin ring-containing compound so that the mixing ratio of the first catalyst relative to 100 parts by mass of the total amount of the first catalyst and the second catalyst is more than 10 parts by mass, and below 90 parts by mass. | 01-10-2013 |
20130022892 | MEMBRANE ELECTRODE ASSEMBLY, METHOD OF MANUFACTURE THEREOF, AND FUEL CELL - A cathode catalyst layer ( | 01-24-2013 |
20130034795 | FUEL CELL SYSTEM - An fuel cell system includes a fuel cell, a fuel cell box, a ventilation device, an air intake duct, and a gas outlet pipe. The fuel cell is disposed in the fuel cell box. The ventilation device is provided to supply air to the fuel cell box. The air intake duct connects the ventilation device to the fuel cell box to supply air from the ventilation device into the fuel cell box. The gas outlet pipe is connected to the air intake duct and connects an inside space of the fuel cell box to an outside space of the fuel cell box through the air intake duct. The gas outlet pipe has an opening cross-sectional area smaller than an opening cross-sectional area of the air intake duct. | 02-07-2013 |
20130040222 | CATALYST LAYER COMPOSITION FOR FUEL CELL, ELECTRODE FOR FUEL CELL, METHOD OF PREPARING ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, AND FUEL CELL SYSTEM USING THE MEMBRANE-ELECTRODE ASSEMBLY - A catalyst layer composition for a fuel cell includes an ionomer cluster, a catalyst, and a solvent including water and polyhydric alcohol; and an electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, a method of preparing a electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, and a membrane-electrode assembly for a fuel cell including the electrode and a fuel cell system including the membrane-electrode assembly. | 02-14-2013 |
20130052560 | MEMBRANE-ELECTRODE-ASSEMBLY AND FUEL CELL - A membrane-electrode-assembly contains two or more types of solid polymer electrolytes having different acid dissociation constants in an electrode catalyst layer, a solid polymer electrolyte of small acid strength covers the surface of a catalyst, and a solid polymer electrolyte of large acid strength is disposed to the periphery thereof, which makes the resistance to dissolving of the catalyst metal and the ion conductivity in the catalyst electrode layer compatible. | 02-28-2013 |
20130059227 | END PLATE FOR FUEL CELL INCLUDING ANTI-BENDING PLATE - Disclosed is an end plate for a fuel cell including an anti-bending plate, in which an anti-bending plate is assembled with an insert having a sandwich structure and the insert is injection molded, thereby easily preventing the insert from being bent due to an injection molding pressure. In the disclosed end plate, a sandwich insert including two or more stacked plates each having a specific shape is manufactured, and an anti-bending plate is coupled to the sandwich insert and then is injection molded, thereby easily preventing the sandwich insert from being bent due to a resin pressure in the injection molding process, contrary to a conventional integral metal insert. | 03-07-2013 |
20130065156 | SEPARATOR FOR FUEL CELL - A separator for a fuel cell includes a flow field plate and a main body plate. The flow field plate has a porous plate structure and is bonded to an outer surface of a gas diffusion layer to form a reaction gas flow field. The main body plate is bonded to an outer surface of the flow field plate to seal the reaction gas flow field. The flow field plate has protrusions that protrude from both surfaces of the flow field plate in a repetitive pattern, forming an uneven structure. The flow filed plate has a land portion bonded to the gas diffusion layer at a sharp tip of a protrusion thereof protruding from one surface of the flow field plate and a bonding portion bonded to the main body plate at an opposite sharp tip of a protrusion thereof protruding from the other surface of the flow field plate. | 03-14-2013 |
20130078548 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARATION, MEA INCLUDING THE CATALYST, AND FUEL CELL INCLUDING THE MEA - An electrode catalyst for fuel cell, a method of preparing the electrode catalyst, a membrane electrode assembly including the electrode catalyst, and a fuel cell including the membrane electrode assembly. The electrode catalyst includes a crystalline catalyst particle incorporating a precious metal having oxygen reduction activity and a Group 13 element, where the Group 13 element is present in a unit lattice of the crystalline catalyst particle. | 03-28-2013 |
20130078549 | CATALYST-SUPPORTING SUBSTRATE, METHOD OF MANUFACTURING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL - According to one embodiment, a catalyst-supporting substrate comprises a substrate and a catalyst layer including a plurality of pores, the catalyst layer being supported on the substrate. The average diameter of the section of the pore when the catalyst is cut in the thickness direction of the thickness is 5 nm to 400 nm, and the long-side to short-side ratio of the pore on the section is 1:1 to 10:1 in average. | 03-28-2013 |
20130078550 | CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND ELECTROCHEMICAL CELL - According to one embodiment, there is provided a catalyst layer containing a catalyst material. The catalyst layer satisfying requirements below:
| 03-28-2013 |
20130089807 | FUEL CELL WITH ENHANCED MASS TRANSFER CHARACTERISTICS - Disclosed is a fuel cell with enhanced mass transfer characteristics in which a highly hydrophobic porous medium, which is prepared by forming a micro-nano dual structure in which nanometer-scale protrusions with a high aspect ratio are formed on the surface of a porous medium with a micrometer-scale roughness by plasma etching and then by depositing a hydrophobic thin film thereon, is used as a gas diffusion layer, thereby increasing hydrophobicity due to the micro-nano dual structure and the hydrophobic thin film. When this highly hydrophobic porous medium is used as a gas diffusion layer for a fuel cell, it is possible to reduce water flooding by efficiently discharging water produced by an electrochemical reaction of the fuel cell and to improve the performance of the fuel cell by facilitating the supply of reactant gases such as hydrogen and air (oxygen) to a membrane-electrode assembly (MEA). | 04-11-2013 |
20130095408 | ANODE MATERIAL FOR SOLID OXIDE FUEL CELL, AND ANODE AND SOLID OXIDE FUEL CELL INCLUDING ANODE MATERIAL - A composite anode material for a solid oxide fuel cell (SOFC), an anode for a SOFC including a Ni-containing alloy including Ni and a transition metal other than Ni; and a perovskite metal oxide having a perovskite structure. | 04-18-2013 |
20130101918 | REINFORCED ELECTROLYTE MEMBRANE - An electrolyte membrane having a proton conducting polymer reinforced with a nanofiber mat made from a nanofiber comprising a fiber material selected from polymers and polymer blends; wherein the fiber material has a fiber material proton conductivity; wherein the proton conducting polymer has a proton conducting polymer conductivity; and wherein the fiber material proton conductivity is less than the proton conducting polymer conductivity, and methods of making. In some embodiments, the nanofiber further comprises a proton conducting polymer. | 04-25-2013 |
20130101919 | MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL, GAS DETOXIFICATION APPARATUS, AND METHOD FOR PRODUCING MEMBRANE ELECTRODE ASSEMBLY - Provided are a MEA, a fuel cell, and a gas detoxification apparatus that allow at high efficiency a general electrochemical reaction causing gas decomposition or the like and are excellent in cost efficiency; and a method for producing a MEA. In this MEA | 04-25-2013 |
20130101920 | CATALYST, ELECTRODE, FUEL CELL, GAS DETOXIFICATION APPARATUS, AND METHODS FOR PRODUCING CATALYST AND ELECTRODE - Provided are a catalyst, an electrode, a fuel cell, a gas detoxification apparatus, and the like that can promote a general electrochemical reaction causing gas decomposition or the like. A catalyst according to the present invention is used for promoting an electrochemical reaction and is chain particles | 04-25-2013 |
20130108943 | TWO-LAYER COATINGS ON METAL SUBSTRATES AND DENSE ELECTROLYTE FOR HIGH SPECIFIC POWER METAL-SUPPORTED SOFC | 05-02-2013 |
20130108944 | SULFONATED POLY(PHENYLENE) COPOLYMER ELECTROLYTE FOR FUEL CELLS | 05-02-2013 |
20130115542 | METHOD FOR PRODUCING FUEL CELL CATALYST, FUEL CELL CATALYST, AND USES THEREOF - A method for producing a fuel cell catalyst containing a metal oxycarbonitride, the method including: a step of producing a metal oxycarbonitride by heating a metal carbonitride in an inert gas containing oxygen gas; and a step of bringing the metal oxycarbonitride into contact with an acidic solution. | 05-09-2013 |
20130122395 | COMPOSITION, COMPOSITE PREPARED FROM THE COMPOSITION, ELECTRODE USING THE COMPOSITION OR THE COMPOSITE, COMPOSITE MEMBRANE INCLUDING THE COMPOSITE, AND FUEL CELL INCLUDING THE COMPOSITE MEMBRANE - A composition including a cross-linkable compound and at least one selected from compounds represented by Formula 1, a composite obtained from the composition, an electrode including the composition or the composite, a composite membrane including the composite, and a fuel cell including the composite membrane, | 05-16-2013 |
20130122396 | METHOD AND DEVICE USING PLASMON- RESONATING NANOPARTICLES - Disclosed herein are methods and articles that include a plasmon-resonating nanostructure that employ a photo-thermal mechanism to catalyze the reduction of an oxidant. As such, the plasmon-resonating nanostructure catalyzes a redox reaction at a temperature below a predetermined activation temperature. The method can be efficiently used to catalyze the reduction of an oxidant, for example in a catalytic reactor or in a fuel cell that includes a photon source. | 05-16-2013 |
20130130150 | ELECTROLYTE MEMBRANE FOR FUEL CELL, METHOD OF MANUFACTURING THE ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL INCLUDING THE ELECTROLYTE MEMBRANE, AND FUEL CELL INCLUDING THE MEMBRANE-ELECTRODE ASSEMBLY - An electrolyte membrane for fuel cells, the electrolyte membrane including a polymer film and a polymerization product of a composition comprising i) a plurality of inorganic particles surface-treated with a surface treatment agent including the polymerizable double bonds and ii) a polymerizable acid monomer, wherein the inorganic particles and the polymerizable acid monomer are impregnated within the polymer film. | 05-23-2013 |
20130137009 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING ELECTRODE CATALYST - An electrode catalyst for a fuel cell which including alloy particles including a Group 8 metal and a Group 9 metal. | 05-30-2013 |
20130143144 | METASTABLE CERAMIC FUEL CELL AND METHOD OF MAKING SAME - A solid oxide fuel cell has anode, cathode and electrolyte layers each formed essentially of a multi-oxide ceramic material and having a far-from-equilibrium, metastable structure selected from the group consisting of nanocrystalline, nanocomposite and amorphous. The electrolyte layer has a matrix of the ceramic material, and is impervious and serves as a fast oxygen ion conductor. The electrolyte layer has a matrix of the ceramic material and a dopant dispersed therein in an amount substantially greater than its equilibrium solubility in the ceramic matrix. The anode layer includes a continuous surface area metallic phase in which electron conduction is provided by the metallic phase and the multi-oxide ceramic matrix provides ionic conduction. | 06-06-2013 |
20130143145 | GEL FORMED BATTERY - A gel battery may be fabricated from a gel anode material and a gel cathode material. The battery may further comprise a gel electrolyte material. The gel materials may be in the form of thin films. A gel battery may be formed by contacting at least a portion of a gel anode with at least a portion of a gel electrolyte, and at least a portion of a gel cathode may also be in contact with at least a portion of the gel electrolyte. A battery formed by gel films may also be coated with a material. The gel battery, its anode, cathode, and electrolyte materials may all be non-toxic for an application to an animal. | 06-06-2013 |
20130157167 | ALTERNATE MATERIAL FOR ELECTRODE TOPCOAT - A reduced gas crossover fuel cell membrane and method of making. The fuel cell member includes an electrode layer with a catalyst and an electrochemically-active first ionomer and an overcoat layer disposed on the electrode layer. The overcoat layer is made of the same or different second ionomer relative to the first ionomer of the electrode layer with at least one reduced gas crossover characteristic. | 06-20-2013 |
20130157168 | COMPOSITION, COMPOSITE PREPARED FROM THE COMPOSITION, ELECTRODE AND ELECTROLYTE MEMBRANE FOR FUEL CELL EACH INCLUDING THE SAME, METHOD OF PREPARING THE ELECTROLYTE MEMBRANE, AND FUEL CELL INCLUDING THE SAME - A composition including a compound represented by Formula 1, an azole-based polymer, and at least one of compounds represented by Formula 2-7 according to the specification, a composite obtained from the composition, an electrode and electrolyte for a fuel cell that include the composition or the composite, and a fuel cell including the electrode or the electrolyte membrane: | 06-20-2013 |
20130157169 | MIXED-IONOMER ELECTRODE - A membrane electrode assembly includes a membrane, an anode catalyst layer and a cathode catalyst layer. The anode catalyst layer is on a first side of the membrane and the cathode catalyst layer is on a second side of the membrane, wherein the second side of the membrane is opposite the first side of the membrane along a first axis. The cathode catalyst layer includes agglomerates formed of a catalyst support supporting catalyst particles, an agglomerate ionomer and an inter-agglomerate ionomer. The agglomerate ionomer surrounds the agglomerates and the inter-agglomerate ionomer is in regions between the agglomerates surrounded by the agglomerate ionomer. The agglomerate ionomer is different than the inter-agglomerate. Methods to produce the catalyst layer are also provided. | 06-20-2013 |
20130164651 | SOLID OXIDE FUEL CELL AND CURRENT COLLECTING METHOD THEREOF - Disclosed herein is a solid oxide fuel cell including a cylindrical fuel cell and a current collector inserted with the cylindrical fuel cell and herein, the current collector is constituted by the semicircular mesh structure inserted with the cylindrical fuel cell and at least one metal connection plate connected with both ends of an opened part of the mesh structure and having an inner surface contacting a lower part of the mesh structure. According to the present invention, serial and parallel connections between cells of the fuel cell can be arbitrarily constructed with a metal connection plate and a current collector having a mesh structure as one unit module. | 06-27-2013 |
20130164652 | CARBON BASED ELECTROCATALYSTS FOR FUEL CELLS - Novel proton exchange membrane fuel cells and direct methanol fuel cells with nanostructured components are configured with higher precious metal utilization rate at the electrodes, higher power density, and lower cost. To form a catalyst, platinum or platinum-ruthenium nanoparticles are deposited onto carbon-based materials, for example, single-walled, dual-walled, multi-walled and cup-stacked carbon nanotubes. The deposition process includes an ethylene glycol reduction method. Aligned arrays of these carbon nanomaterials are prepared by filtering the nanomaterials with ethanol. A membrane electrode assembly is formed by sandwiching the catalyst between a proton exchange membrane and a diffusion layer that form a first electrode. The second electrode may be formed using a conventional catalyst. The several layers of the MEA are hot pressed to form an integrated unit. Proton exchange membrane fuel cells and direct methanol fuel cells are developed by stacking the membrane electrode assemblies in a conventional manner. | 06-27-2013 |
20130171539 | TUBULAR SOLID OXIDE FUEL CELL MODULE AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a tubular solid oxide fuel cell module including an anode layer, an electrolyte layer, a cathode layer divided into two parts or more, a conductive mesh structure and a conductive wire, and a method of manufacturing the same. The tubular solid oxide fuel cell is advantageous in that the cathode is divided into two parts or more, so that the moving distance of electric charges is decreased, with the result that resistance loss can be minimized, thereby increasing the efficiency of collecting electric charges. | 07-04-2013 |
20130171540 | BIMETAL CURRENT COLLECTING MEMBER AND FUEL CELL APPARATUS WITH THE SAME - Disclosed herein is a fuel cell apparatus including: a first electrode support having a tubular shape; an interconnector connected to one side of the first electrode support; an electrolyte membrane surrounding the interconnector and covering an outer surface of the first electrode support; a second electrode formed at the outer surface of the electrolyte membrane while being spaced apart from the interconnector; a first current collecting member surrounding an outer surface of the second electrode; and a second current collecting member engaged with an outer surface of the first current collecting member and having a bimetal structure. | 07-04-2013 |
20130171541 | POLYIMIDE, POLYIMIDE-BASED POLYMER ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - The present invention provides a novel polyimide containing a diamine component having a fluorene skeleton and a novel polyimide-based polymer electrolyte membrane containing this polyimide as a main component and having properties based on this polyimide (for example, high resistance to methanol crossover). The polyimide of the present invention contains a structural unit (P) represented by the following formula (1). The polyimide-based polymer electrolyte membrane of the present invention contains the polyimide of the present invention as a main component. | 07-04-2013 |
20130183606 | FUEL CELL - The invention provides a fuel cell (A | 07-18-2013 |
20130196247 | OPTIMIZATION OF BZCYYb SYNTHESIS - The present invention relates to a novel method for preparing a BZCYYb material to be used in a solid oxide fuel cell. In particular, the method comprises mixing particular nano-sized and micro-sized ingredients and the size selection provides greatly improved performance characteristics of the resulting material. In particular, barium carbonate powder, zirconium oxide powder having particle diameters in the nanometer range, and cerium oxide powder having particle diameter in the micrometer range are used together with ytterbium oxide powder, and yttrium oxide powder. | 08-01-2013 |
20130196248 | 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 composition including the compound, a composite formed therefrom, electrodes and an electrolyte membrane that include the composite, a method of preparing the compound, and a fuel cell including the electrodes and the electrolyte membrane. | 08-01-2013 |
20130196249 | FUEL CELL - A fuel cell includes a membrane electrode assembly and a separator. The separator includes a reactant gas inlet manifold, a reactant gas outlet manifold, a reactant gas channel, an inlet connection channel, an inlet buffer portion, an outlet buffer portion, and an outlet connection channel. A pressure drop through the inlet buffer portion is less than a pressure drop through the reactant gas channel when a reactant gas flows from the reactant gas inlet manifold to the reactant gas channel. A pressure drop through the outlet buffer portion is less than a pressure drop through the outlet connection channel when the reactant gas flows from the reactant gas channel to the reactant gas outlet manifold. | 08-01-2013 |
20130196250 | NOVEL SULFONATED POLYMERS USEFUL FOR FORMING FUEL CELL MEMBRANES - The invention relates to a polymer comprising at least one polymeric chain of a first type, the said chain comprising at least two blocks, the same or different, the said blocks comprising repeat units derived from the polymerisation of styrene monomers, the said units comprising at least one phenyl pendant group carrying at least one —SO | 08-01-2013 |
20130202985 | FLEXIBLE CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME, AND FUEL CELL USING THE FLEXIBLE CIRCUIT BOARD - There is provided a flexible circuit board capable of preventing corrosion and elution of a conductor layer constituting a current collector even under high-temperature and high-voltage working conditions while achieving sufficient electric connection with an MEA. A flexible circuit board having a current collector of a fuel cell provided thereon includes an insulating flexible base material | 08-08-2013 |
20130202986 | REINFORCED ELECTRODE ASSEMBLY - A fuel cell, a reinforced membrane electrode assembly and a method of fabricating a reinforced membrane electrode assembly. The method comprises depositing an electrode ink onto a first substrate to form a first electrode layer, applying a first porous reinforcement layer on a surface of the first electrode layer to form a first catalyst coated substrate, depositing a first ionomer solution onto the first catalyst coated substrate to form a first ionomer layer, and applying a membrane porous reinforcement layer on a surface of the first ionomer layer to form a reinforced membrane layer. | 08-08-2013 |
20130209912 | CATALYST - A platinum alloy catalyst PtXY, wherein X is a transition metal (other than platinum, palladium or iridium) and Y is a transition metal (other than platinum, palladium or iridium) which is less leachable than X in an acidic environment, has an atomic percentage in the alloy of platinum is from 20.5-40 at %, of X is from 40.5-78.5 at % X and of Y is from 1-19.5 at %. | 08-15-2013 |
20130209913 | NANOFIBER ELECTRODE AND METHOD OF FORMING SAME - In one aspect, a method of forming an electrode for an electrochemical device is disclosed. In one embodiment, the method includes the steps of mixing at least a first amount of a catalyst and a second amount of an ionomer or uncharged polymer to form a solution and delivering the solution into a metallic needle having a needle tip. The method further includes the steps of applying a voltage between the needle tip and a collector substrate positioned at a distance from the needle tip, and extruding the solution from the needle tip at a flow rate such as to generate electrospun fibers and deposit the generated fibers on the collector substrate to form a mat with a porous network of fibers. Each fiber in the porous network of the mat has distributed particles of the catalyst. The method also includes the step of pressing the mat onto a membrane. | 08-15-2013 |
20130216933 | PROTECTIVE EDGE SEAL FOR MEMBRANE ION EXCHANGE - A unitized electrode assembly ( | 08-22-2013 |
20130216934 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING ELECTRODE CATALYST - An electrode catalyst for a fuel cell, the electrode catalyst including a first catalyst that exhibits hydrophilicity, the first catalyst including pores, wherein at least 50 volume percent of the pores have an average diameter of about 100 nanometers or less; a method of preparing the electrode catalyst; and a membrane electrode assembly (MEA) and a fuel cell that include the electrolyte catalyst. The electrode catalyst for a fuel cell rapidly controls the migration of phosphoric acid at an initial stage of operation of an MEA, thereby securing a path for the migration of a conductor and a path for the diffusion of a fuel, and thus, an activation time of the MEA is shortened. | 08-22-2013 |
20130224622 | EVAPORATIVELY COOLED FUEL CELLS WITH WATER PASSAGEWAYS ENHANCED BY WICKS - Fuel cells ( | 08-29-2013 |
20130224623 | MEMBRANE STRUCTURE - A membrane, suitable for use in a fuel cell, comprises:
| 08-29-2013 |
20130224624 | PROTON EXCHANGE MEMBRANES - The present invention is directed to proton exchange membranes such as for use in fuel cells. In one embodiment, a polyetherquinoxaline is obtained by reaction between a haloquinoxaline and at least one diol, which forms a repeating unit including an ether linkage. The polyetherquinoxaline is suitable for use in a proton exchange membrane, which can be used in a fuel cell. | 08-29-2013 |
20130224625 | POROUS ELECTRODE SUBSTRATE AND PROCESS FOR PRODUCTION THEREOF, POROUS ELECTRODE SUBSTRATE PRECURSOR SHEET, MEMBRANE-ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - Provided are: a porous electrode substrate which has excellent handling properties and surface smoothness and satisfactory gas permeability and electrical conductivity, and enables the reduction of damage to a polymer electrolyte membrane when integrated into a fuel cell; and a process for producing the porous electrode substrate. Specifically provided are: a porous electrode substrate comprising a three-dimensional structure (Y-1) produced by bonding short carbon fibers through carbon and a three-dimensional structure (Y-2) produced by bonding short carbon fibers through carbon, wherein the three-dimensional structures (Y-1) and (Y-2) are layer stacked on and integrated with each other, the short carbon fibers form a three-dimensional entangled structure in the structure (Y-1), and the short carbon fibers do not form a three-dimensional entangled structure in the structure (Y-2); a process for producing the electrode base material; a precursor sheet for producing the electrode base material; a membrane-electrode assembly which involves the electrode base material; and a polymer electrolyte fuel cell. | 08-29-2013 |
20130230790 | POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING THE SAME - Provided are a polymer electrolyte membrane for fuel cells, and a membrane electrode assembly and a fuel cell including the same. More specifically, provided is a polymer electrolyte membrane for fuel cells including a hydrocarbon-based cation exchange resin having hydrogen ion conductivity and fibrous nanoparticles having a hydrophilic group. By using the fibrous nanoparticles having a hydrophilic group in conjunction with the hydrocarbon-based cation exchange resin having hydrogen ion conductivity, it is possible to obtain a polymer electrolyte membrane for fuel cells that exhibits improved gas barrier properties and long-term resistance, without causing deterioration in performance of fuel cells, and a fuel cell including the polymer electrolyte membrane. | 09-05-2013 |
20130236809 | Direct Formate Fuel Cell Employing Formate Salt Fuel, An Anion Exchange Membrane, And Metal Catalysts - A direct formate fuel cell (DFFC) employs at least one formate salt as the anode fuel, either air or oxygen as the oxidant, a polymer anion exchange membrane (AEM) to separate the anode and cathode, and metal catalysts at the anode and cathode. One exemplary embodiment consists of palladium nanoparticle anode catalyst and platinum nanoparticle cathode catalyst, each applied to the alkaline AEM in the form of a thin film. Operation of the DFFC at 60° C. with 1 M KOOCH+2 M KOH as the anode fuel and electrolyte and oxygen at the cathode produces 144 mW cm | 09-12-2013 |
20130236810 | Fuel Cell Durability By Orthogonally Oriented Anisotropic External Reinforce Layers - A fuel cell includes a proton exchange membrane having a first major side and a second major side. The membrane electrode assembly includes a first anisotropic reinforced layer having a first plurality of fiber preferentially oriented along a first direction, a second anisotropic reinforced layer having a second plurality of fiber preferentially oriented along a second direction, and a polymeric layer including a plurality of sulfonic acid groups. A cathode catalyst layer is disposed over the first major side of the proton exchange membrane while an anode catalyst layer is disposed over the second major side of the proton exchange membrane. An anode flow field plate is disposed over the anode catalyst layer and a cathode flow field plate is disposed over the cathode catalyst layer. | 09-12-2013 |
20130236811 | FUEL CELL - A fuel cell ( | 09-12-2013 |
20130244132 | CATHODE MATERIAL, INTERCONNECTOR MATERIAL AND SOLID OXIDE FUEL CELL - A cathode material for a solid oxide fuel cell comprising a complex oxide having a perovskite structure expressed by the general formula ABO | 09-19-2013 |
20130244133 | Electrocatalyst, Fuel Cell Cathode and Fuel Cell - The present invention is related to fuel cells and fuel cell cathodes, especially for fuel cells using hydrogen peroxide, oxygen or air as oxidant. A supported electrocatalyst ( | 09-19-2013 |
20130244134 | FUEL CELL - A fuel cell is formed by sandwiching a membrane electrode assembly between a first separator and a second separator. An outlet connection channel connecting a fuel gas flow field with a fuel gas discharge passage is provided in the first separator. The outlet connection channel has a plurality of discharge holes extending through the first separator. The discharge holes are arranged in the direction of gravity. The discharge hole at the lowermost position has an opening elongated downward to have an opening area larger than opening areas of the other discharge holes above and adjacent to the discharge hole at the lowermost position. | 09-19-2013 |
20130244135 | FLUORINE-BASED POLYMER ELECTROLYTE MEMBRANE - An object of the present invention is to provide a polymer electrolyte membrane meeting power generation properties and physical durability at the same time and having high durability. A polymer electrolyte membrane comprising a microporous membrane and a fluorine-based polymer electrolyte contained in a pore of the microporous membrane, wherein pore distribution of the microporous membrane has a pore distribution with a center of distribution in a pore diameter range of 0.3 μm to 5.0 μm, and the fluorine-based polymer electrolyte composition contains a fluorine-based polymer electrolyte (component A) having an ion exchange capacity of 0.5 to 3.0 meq/g. | 09-19-2013 |
20130252128 | Membrane-electrode assembly for fuel cell with binder layer having inorganic additive and fuel cell system using the same - The present invention relates to a membrane-electrode assembly for a fuel cell and a fuel cell system comprising the same. The membrane-electrode assembly includes an anode and a cathode facing each other and a polymer electrolyte membrane positioned therebetween. The polymer electrolyte membrane adheres to the anode through a binder disposed between the polymer electrolyte membrane and the anode, and adheres to the cathode through a binder disposed between the polymer electrolyte membrane and the cathode. The binder and the polymer electrolyte membrane can include a cation exchange resin and an inorganic additive. | 09-26-2013 |
20130252129 | System, Method and Device for Use of a Carbonaceous Material as a Fuel for the Direct Generation of Electrical and Thermal Energy - A solid oxide supercritical water electrochemical cell which uses carbonaceous materials, such as sewage or waste food, in a mixture with fluid as fuel, simultaneously generating two or more forms of energy by means of combustion of oxidizable carbonaceous material in whole or in part by electrochemical oxidation under hydrothermal conditions. | 09-26-2013 |
20130252130 | FUEL CELL - A power generation unit of a fuel cell includes a first metal separator, a first membrane electrode assembly, a second metal separator, a second membrane electrode assembly, and a third metal separator. A bypass limiting section is provided at an end of the coolant flow field for preventing a coolant from bypassing the coolant flow field. The bypass limiting section includes a corrugated section formed integrally with the first metal separator and a corrugated section formed integrally with the third metal separator adjacent to the first metal separator, and contacting the corrugated section. | 09-26-2013 |
20130252131 | FUEL CELL - A fuel cell includes a membrane electrode assembly, a first separator, and a second separator. The membrane electrode assembly includes a first electrode, a second electrode, a resin frame member, and an electrolyte membrane. The resin frame member includes a first surface, a second surface, a first buffer portion, and a second buffer portion. The first buffer portion is provided on the first surface of the resin frame member. The second buffer portion is provided on the second surface of the resin frame member. The second buffer portion is independent from the first buffer portion. | 09-26-2013 |
20130252132 | NOBLE METAL CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND METHOD FOR PRODUCING NOBLE METAL CATALYST LAYER - According to one embodiment, the noble metal catalyst layer includes first noble metal layer and a second noble metal layer formed on the first noble metal layer. The first noble metal layer includes a first noble metal element and has a porosity of 65 to 95 vol. %, a volume of pores having a diameter of 5 to 80 nm accounts for 50% or more of a volume of total pores in the first noble metal layer. The second noble metal layer includes a second noble metal element, and has an average thickness of 3 to 20 nm and a porosity of 50 vol. % or less. | 09-26-2013 |
20130252133 | MEMBRANE CATALYST LAYER ASSEMBLY WITH REINFORCING FILMS, MEMBRANE ELECTRODE ASSEMBLY WITH REINFORCING FILMS, AND POLYMER ELECTROLYTE FUEL CELLS - A membrane-catalyst layer assembly with reinforcing films including a solid polymer electrolyte membrane | 09-26-2013 |
20130252134 | HIGH MOLECULAR WEIGHT IONOMERS AND IONICALLY CONDUCTIVE COMPOSITIONS FOR USE AS ONE OR MORE ELECTRODE OF A FUEL CELL - This invention relates to solid polymer electrolyte materials for use in one or more electrode of a fuel cell. The solid polymer electrolyte materials comprise one or more ionomer which comprises polymerized units of monomers A and monomers B, wherein monomers A are perfluoro dioxole or perfluoro dioxolane monomers, and the monomers B are functionalized perfluoro olefins having fluoroalkyl sulfonyl, fluoroalkyl sulfonate or fluoroalkyl sulfonic acid pendant groups, CF | 09-26-2013 |
20130260279 | Rubber Crack Mitigants in Polyelectrolyte Membranes - A membrane electrode assembly for a fuel cell includes an anode catalyst layer, a cathode catalyst layer, and an ion conducting membrane. The ion conducting membrane is interposed between the anode catalyst layer and the cathode catalyst layer. The ion conducting membrane includes an ion conducting polymer having sulfonic acid groups and rubber particulates. Characteristically, the rubber particulates have an average spatial dimension less than about 600 nanometers. A fuel cell incorporating the membrane electrode assembly is also provided. | 10-03-2013 |
20130260280 | GAS DECOMPOSITION COMPONENT, METHOD FOR PRODUCING GAS DECOMPOSITION COMPONENT, AND POWER GENERATION APPARATUS - Provided are a gas decomposition component, a method for producing a gas decomposition component, and a power generation apparatus. A gas decomposition component | 10-03-2013 |
20130260281 | FUEL CELL AND FUEL CELL STACK - A fuel cell ( | 10-03-2013 |
20130266888 | Apparatus and Methods for Making High Performance Fuel Cell - An electrolyte-free, oxygen-free, high power, and energy dense single fuel cell device is provided, along with methods for making and use. The fuel cell device is based on an electron-relay function using a nanostructured membrane prepared by cross-linking polymers, and having embedded within the membrane, a reactant. Use of the fuel cell device does not produce water, or CO2, and no oxygen is needed. The rechargeability of the fuel cell device revealed it can function as a portable battery. | 10-10-2013 |
20130266889 | SOLID OXIDE FUEL CELL - An interconnector made of a lanthanum chromite is provided on a fuel electrode of an SOFC, and a P-type semiconductor film which is a conductive ceramics film is formed on a surface of the interconnector. When a maximum value (maximum joining width) of the “lengths of a plurality of portions at which the interconnector and the P-type semiconductor film are brought into contact with each other” on a “line (boundary line) corresponding to an interface between the interconnector and the P-type semiconductor film in a cross section including the interconnector and the P-type semiconductor film” is 40 μm or less, peeling becomes less liable to occur in a portion corresponding to the maximum joining width at the interface. | 10-10-2013 |
20130273454 | POROUS ELECTRODE SUBSTRATE, METHOD FOR PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - Provided is a porous electrode substrate having high mechanical strength, good handling properties, high thickness precision, little undulation, and adequate gas permeability and conductivity. Also provided is a method for producing a porous electrode substrate at low costs. A porous electrode substrate is produced by joining short carbon fibers (A) via mesh-like of carbon fibers (B) having an average diameter of 4 μm or smaller. Further provided are a membrane-electrode assembly and a polymer electrolyte fuel cell that use this porous electrode membrane. A porous electrode substrate is obtained by subjecting a precursor sheet, in which short carbon fibers (A) and short carbon fiber precursors (b) having an average diameter of 5 μm or smaller have been dispersed, to carbonization treatment after optional hot press forming and optional oxidization treatment. | 10-17-2013 |
20130273455 | ELECTROLYTE MEMBRANE FOR SOLID POLYMER FUEL CELLS, MEMBRANE ELECTRODE ASSEMBLY HAVING SAID ELECTROLYTE MEMBRANE, AND SOLID POLYMER FUEL CELL - An electrolyte membrane for solid polymer fuel cell includes a reinforce membrane made of nonwoven fibers and an electrolyte provided in a space among the nonwoven fibers. The nonwoven fibers have a non-uniform mass distribution in a plane of the electrolyte membrane. A mass of the nonwoven fibers per unit area in a region corresponding to at least part of a peripheral portion of a fuel cell-use gasket frame is greater than a mass of the nonwoven fibers per unit area in a region corresponding to a center portion of the gasket frame. The electrolyte membrane for solid polymer fuel cell is attached to the fuel cell-use gasket frame. | 10-17-2013 |
20130280636 | ELECTRODE FOR FUEL CELL, METHOD OF PREPARING SAME, MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL SYSTEM INCLUDING SAME - Disclosed are an electrode for a fuel cell, a method of preparing the fuel cell electrode, a membrane-electrode assembly including the fuel cell electrode, and a fuel cell system including the fuel cell electrode. The electrode includes an electrode substrate having a conductive substrate and a layer-by-layer assembled multi-layer disposed on a side of the conductive substrate and a bilayer including a polymer electrolyte or a conductive nanoparticle, and a catalyst layer disposed on the electrode substrate. | 10-24-2013 |
20130280637 | FUEL CELL ELECTRODE AND MEMBRANE ELECTRODE ASSEMBLY - Provided are a fuel cell electrode and a membrane electrode assembly in which catalyst particles are prevented from dissolving and the function of added catalyst can be sufficiently exerted when the fuel cell is operating at high current density. The fuel cell electrode includes an electrode material containing: an electrocatalyst having catalyst particles supported on a conductive support; a first ion conductor having anion conductivity; and a second ion conductor having a cation conductivity, the first and second ion conductors covering the electrocatalyst. The first ion conductor is provided to cover the catalyst particles, and the second ion conductor is provided to cover the first ion conductor and exposed part of the conductive support. The membrane electrode assembly includes the fuel cell electrode as at least one of the anode and cathode. | 10-24-2013 |
20130280638 | FUSED POWDER OF YTTRIA-STABILISED ZIRCONIA - The present invention relates to a powder of molten grains of yttria-stabilised zirconia, said grains having the following chemical analysis, in weight percent on the basis of the oxides:
| 10-24-2013 |
20130280639 | PRODUCTION PROCESS FOR ELECTRODE CATALYST FOR FUEL CELL AND USES THEREOF - A production process for an electrode catalyst for a fuel cell, which includes a step (I) of mixing a nitrogen-containing organic substance, a transition metal compound and conductive particles with a solvent and a step (II) of calcining a mixture obtained in the step (I). | 10-24-2013 |
20130288152 | METHOD FOR MANUFACTURING MEMBRANE ELECTRODE ASSEMBLY AND SOLID POLYMER ELECTROLYTE FUEL CELL - The present invention relates a method for manufacturing a fuel cell. An object of the present invention is to provide a method for manufacturing a membrane electrode assembly capable of solving an electrical connection problem caused by uneven tube lengths and improving an output, and a solid polymer electrolyte fuel cell. The method for manufacturing the membrane electrode assembly of the present invention includes a seed catalyst layer forming process (1), a CNT growing process (2), a CNT entanglement promoting process (3), a catalyst carrying process (4), an ionomer arranging process (5), and a transferring (MEA conversion) process (6). According to the present invention, entanglement of adjacent CNTs can be promoted by the CNT entanglement promoting process (3) and therefore the electrical connection of the CNTs can be ensured. Thus, the output of the cell can be improved. | 10-31-2013 |
20130288153 | Sodium-Sulfur Battery - A sodium sulfur secondary battery is a battery that operates at a comparatively lower temperature, while maintaining a high operating cell potential comparable to existing sodium sulfur battery configurations. The apparatus accomplishes this through the arrangement of component materials selected based on experimentation results demonstrating favorable performance in a secondary battery configuration. The sodium sulfur battery comprises a housing, containing an anode solution, a cathode solution, and a sodium ion conductive electrolyte membrane. The anode solution contains metallic sodium and anode solvent. The cathode solution contains elemental sulfur and a cathode solvent. The sodium ion conductive electrolyte membrane is a Sodium Titanate Nano-membrane formed from long TiO2-nanowires. The electrolyte membrane is positioned between the anode solution and the cathode solution. The electrolyte membrane is able to selectively transports of sodium ion between the anode solution and the cathode solution at temperatures below 75° C. generating an electrode potential. | 10-31-2013 |
20130288154 | METHOD FOR PRODUCING FUEL CELL ELECTRODE CATALYST, FUEL CELL ELECTRODE CATALYST, AND USES THEREOF - A method for producing a fuel cell electrode catalyst, including: a step (1) of mixing at least a metal compound (1), a nitrogen-containing organic compound (2), a compound (3) containing fluorine and at least one element A selected from the group consisting of boron, phosphorus, and sulfur, and a solvent to obtain a catalyst precursor solution, a step (2) of removing the solvent from the catalyst precursor solution, and a step (3) of heat-treating a solid residue, obtained in the step (2), at a temperature of 500 to 1100° C. to obtain an electrode catalyst; a portion or the entirety of the metal compound (1) being a compound containing, as a metal element, at least one transition metal element M1 selected from the elements of group 4 and group 5 of the periodic table; and at least one of the compounds (1), (2), and (3) having an oxygen atom. | 10-31-2013 |
20130295484 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE FOR SOLID OXIDE FUEL CELL AND SOLID OXIDE FUEL CELL INCLUDING THE SAME, AND METHOD OF MANUFACTURE THEREOF - A material for a solid oxide fuel cell, the material including: a first metal oxide represented by Formula 1 and having a perovskite crystal structure; a second metal oxide having an electronic conductivity which is greater than an electrical conductivity of the first metal oxide, a thermal expansion coefficient which is less than a thermal expansion coefficient of the first metal oxide, and having a perovskite crystal structure; and a third metal oxide having a fluorite crystal structure: | 11-07-2013 |
20130295485 | Anode Electro-Catalysts for Alkaline Membrane Fuel Cells - An anode catalyst for an alkaline membrane fuel cell (AMFC) includes a catalytically active component and a catalytically inactive component, wherein the catalytically active component is selected from one or more of the group of ruthenium (Ru), rhodium (Rh), silver (Ag), osmium (Os), iridium (Ir), platinum (Pt), silver (Ag) and gold (Au)) and wherein the catalytically inactive component is selected from the group of iron (Fe), lead (Pb), nickel (Ni), cobalt (Co) and zinc (Zn). | 11-07-2013 |
20130295486 | SHAPE CONTROLLED PALLADIUM AND PALLADIUM ALLOY NANOPARTICLE CATALYST - A unitized electrode assembly for a fuel cell includes an anode electrode, a cathode electrode, an electrolyte and palladium catalytic nanoparticles. The electrolyte is positioned between the cathode electrode and the anode electrode. The palladium catalytic nanoparticles are positioned between the electrolyte and one of the anode electrode and the cathode electrode. The palladium catalytic nanoparticles have a {100} enriched structure. A majority of the surface area of the palladium catalytic nanoparticles is exposed to the UEA environment. | 11-07-2013 |
20130309594 | METHODS FOR MAKING A THERMOFORMED SUBGASKET AND PRODUCTS THEREOF - Methods of making an integrated subgasket assembly, a unitized electrode assembly, an integrated fuel cell assembly, and products thereof. The methods include forming the subgasket by providing a base sheet having an initial thickness, stretching a first region of the base sheet a first distance, and forming an active area window in the base sheet. | 11-21-2013 |
20130316264 | FUNCTIONALLY LAYERED ELECTROLYTE FOR SOLID OXIDE FUEL CELLS - A process of spraying a first electrolyte mixture onto an anode substrate followed by spraying a second electrolyte mixture onto the first electrolyte. The first electrolyte mixture comprises a first solvent and a first electrolyte and the second electrolyte mixture comprises a second solvent and a second electrolyte. | 11-28-2013 |
20130316265 | MEMBRANE WITH OPTIMIZED DIMENSIONS FOR A FUEL CELL - A UEA for a fuel cell having an active region and a feed region is provided. The UEA includes an electrolyte membrane disposed between a pair of electrodes. The electrolyte membrane and the pair of electrodes is further disposed between a pair of DM. The electrolyte membrane, the pair of electrodes, and the DM are configured to be disposed at the active region of the fuel cell. A barrier film coupled to the electrolyte membrane is configured to be disposed at the feed region of the fuel cell. The dimensions of the electrolyte membrane are thereby optimized. A fuel cell having the UEA, and a fuel cell stack formed from a plurality of the fuel cells, is also provided. | 11-28-2013 |
20130316266 | SOLID ELECTROLYTE MATERIAL AND SOLID OXIDE FUEL CELL PROVIDED WITH SAME - Provided is a solid electrolyte material provided which, while maintaining a high oxygen ion conductivity, minimizes the extraction of scandia caused by impurities such as silicon in the fuel gas, and has improved intergranular strength in order to eliminate intergranular fracture caused by crystalline modification. The solid electrolyte material is a zirconia solid electrolyte material having yttria dissolved therein, has cubic crystals as the main ingredient, and is further characterized by having a lanthanoid oxide dissolved therein. | 11-28-2013 |
20130316267 | SOLID ELECTROLYTE MATERIAL AND SOLID OXIDE FUEL CELL PROVIDED THE SAME - Provided is a solid electrolyte material which, while maintaining high oxygen ion conductivity, minimizes the decomposition of scandia caused by impurities such as silicon in the fuel gas, and improves intergranular strength in order to eliminate intergranular fracture caused by crystalline modification. The solid electrolyte material is a zirconia solid electrolyte material having scandia and a lanthanoid oxide and/or yttria dissolved therein, and has alumina further added thereto. | 11-28-2013 |
20130323620 | POROUS ELECTRODE SUBSTRATE, METHOD FOR MANUFACTURING SAME, PRECURSOR SHEET, MEMBRANE ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - According to the present invention, a porous electrode substrate with greater sheet strength, lower production cost, and excellent gas permeability and conductivity as well as its manufacturing method are provided. Also provided are a precursor sheet for forming such a substrate, and a membrane electrode assembly and a polymer electrolyte fuel cell containing such a substrate. The method for manufacturing such a porous electrode substrate includes the following steps [1]˜[3]: [1] a step for manufacturing a sheet material in which short carbon fibers (A) are dispersed; [2] a step for manufacturing a precursor sheet by adding a water-soluble phenolic resin and/or water-dispersible phenolic resin to the sheet material; and [3] a step for carbonizing the precursor sheet at a temperature of 1000° C. or higher. The present invention also relates to a porous electrode substrate obtained by such a manufacturing method as well as a precursor sheet to be used for manufacturing the substrate, a membrane electrode assembly and a polymer electrolyte fuel cell. | 12-05-2013 |
20130330649 | Polymer Electrolyte Fuel Cell - An object of the invention is to provide a fuel cell having improved long-term durability. | 12-12-2013 |
20130330650 | CATALYST FOR FUEL CELLS - A catalyst layer including: (i) a first catalytic material, wherein the first catalytic material facilitates a hydrogen oxidation reaction suitably selected from platinum group metals, gold, silver, base metals or an oxide thereof; and (ii) a second catalytic material, wherein the second catalytic material facilitates an oxygen evolution reaction, wherein the second catalytic material includes iridium or iridium oxide and one or more metals M or an oxide thereof, wherein M is selected from the group consisting of transition metals and Sn, wherein the transition metal is preferably selected from the group IVB, VB and VIB; and the first catalytic material is supported on the second catalytic material. The catalyst can be used in fuel cells, supported on electrodes or polymeric membranes for increasing tolerance to cell voltage reversal. | 12-12-2013 |
20130330651 | CATALYST LAYER - A catalyst layer including an electrocatalyst and an oxygen evolution catalyst, wherein the oxygen evolution catalyst includes a crystalline metal oxide including:
| 12-12-2013 |
20130330652 | Membrane Electrode Assemblies for PEM Fuel Cells - The invention relates to Membrane Electrode Assemblies (“MEAs”) for solid-polymer-electrolyte proton-conducting membrane fuel cells (“PEM-FCs”) having better performance and improved durability, in particular when operated under severe electrochemical conditions such as fuel starvation and start-up/shut-down cycling. The MEAs are characterized in that at least one of its two electrode layers (EL1 and/or EL2) contains a first electrocatalyst (EC1) comprising an iridium oxide component in combination with at least one other inorganic oxide component and a second electrocatalyst (EC2/EC2′), which is free from iridium. Preferably, an iridium oxide/titania catalyst is employed as EC1. The MEAs reveal better performance, in particular when operated under severe operating conditions such as fuel starvation and start-up/shut-down cycling. | 12-12-2013 |
20130337365 | COMPOSITE SUPPORT, METHOD OF PREPARING THE SAME, ELECTRODE CATALYST INCLUDING THE COMPOSITE SUPPORT, AND MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL EACH INCLUDING THE ELECTRODE CATALYST - A composite support including: an ordered mesoporous carbon including mesopores having an average diameter of about 2 nanometers to about 8 nanometers; and silicon carbide dispersed in the ordered mesoporous carbon. | 12-19-2013 |
20130337366 | FLOW STRUCTURES FOR USE WITH AN ELECTROCHEMICAL CELL - The design and method of fabrication of a three-dimensional, porous flow structure for use in a high differential pressure electrochemical cell is described. The flow structure is formed by compacting a highly porous metallic substrate and laminating at least one micro-porous material layer onto the compacted substrate. The flow structure provides void volume greater than about 55% and yield strength greater than about 12,000 psi. In one embodiment, the flow structure comprises a porosity gradient towards the electrolyte membrane, which helps in redistributing mechanical load from the electrolyte membrane throughout the structural elements of the open, porous flow structure, while simultaneously maintaining sufficient fluid permeability and electrical conductivity through the flow structure. | 12-19-2013 |
20130337367 | CATALYST CARRIER, CATALYST AND PROCESS FOR PRODUCING THE SAME - The present invention provides a catalyst carrier having excellent durability and capable of attaining high catalytic ability without increasing the specific surface area thereof, and a catalyst obtainable by using the catalyst carrier. The catalyst carrier of the present invention comprises a metal oxycarbonitride, preferably the metal contained in the metal oxycarbonitride comprises at least one selected from the group consisting of niobium, tin, indium, platinum, tantalum, zirconium, copper, iron, tungsten, chromium, molybdenum, hafnium, titanium, vanadium, cobalt, manganese, cerium, mercury, plutonium, gold, silver, iridium, palladium, yttrium, ruthenium, lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, and nickel. Moreover, the catalyst of the present invention comprises the catalyst carrier and a catalyst metal supported on the catalyst carrier. | 12-19-2013 |
20130344414 | SUPPORTER FOR FUEL CELL, AND ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR A FUEL CELL, AND FUEL CELL SYSTEM INCLUDING SAME - Disclosed are a supporter for a fuel cell, and an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the same. The supporter includes a transition metal oxide coating layer formed on a surface of a carbonaceous material, the surface of the carbonaceous material covalently bonded with the transition metal oxide. | 12-26-2013 |
20130344415 | SOLID OXIDE FUEL CELL AND METHOD OF FORMING - A method of forming a solid oxide fuel cell (SOFC) article includes providing a green electrode layer formed by a freeze-casting process and forming a green SOFC unit cell. The green SOFC unit cell includes a green electrolyte layer, a green cathode layer overlying the electrolyte layer, a green interconnect layer, and a green anode layer disposed between the green electrolyte layer and the interconnect layer. The method includes sintering the green SOFC unit cell in a single sintering process to form a sintered SOFC unit cell. | 12-26-2013 |
20140004443 | MEMBRANE ELECTRODE ASSEMBLY WITH ENHANCED HYDROPHOBICITY AND MANUFACTURING METHOD THEREOF | 01-02-2014 |
20140017591 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL INCLUDING THE SAME - An electrode catalyst for a fuel cell, the electrode catalyst including a catalyst particle including palladium, gallium, and cerium. | 01-16-2014 |
20140017592 | METHOD FOR PRODUCING AN AIR ELECTRODE, THE ELECTRODE THUS OBTAINED AND ITS USES - This invention relates to a method for preparing an air electrode based on Pr | 01-16-2014 |
20140017593 | FUEL BATTERY CELL - A fuel battery cell includes: a membrane electrode assembly having a resin frame in a periphery of the membrane electrode assembly; two separators holding the frame and the membrane electrode assembly between the two separators; and diffuser areas each provided between the frame and each of the separators and allowing a reaction gas to flowthrough the diffuser areas. In the diffuser area on any one of a cathode side or an anode side, at least one of mutually opposed surfaces of the frame and the separator is provided with a protruding portion in contact with the other opposed surface. In the diffuser area on the other side, a displacement in a thickness direction between the frame and the separator is capable of being absorbed. | 01-16-2014 |
20140017594 | FUEL CELL ANODE CATALYST AND MANUFACTURING METHOD THEREFOR - Provided is a fuel cell anode catalyst in which a platinum-ruthenium alloy is supported on a carbon material, and a manufacturing method therefor. The molar ratio (Pt:Ru) of the alloy is in the range of 1:1-5. When the coordination numbers of the Pt atom and the Ru atom of an atom site in the alloy, as measured by x-ray absorption fine structure, are expressed as N(Pt) and N(Ru) respectively, then N(Ru)/(N(Pt)+N(Ru)) in the platinum site is in the range of 0.8-1.1 times the theoretical value, and N(Pt)/(N(Ru)+N(Pt)) in the Ru site is in the range of 0.8-1.1 times the theoretical value. The average particle diameter of the alloy is in the range of 1-5 nm, and the standard deviation for the particle diameter is in the range of 2 nm or lower. Further provided is: a fuel cell anode with an anode composition layer, on a substrate surface, which contains the catalyst and a proton conductive polymer; a fuel cell membrane electrode assembly with a polymer electrolyte membrane sandwiched between the anode and a cathode; and a fuel cell containing the fuel cell membrane electrode assembly. | 01-16-2014 |
20140017595 | PROCESS FOR THE PREPARATION OF MEMBRANE ELECTRODE ASSEMBLIES (MEAs) - PBI-based MEAs for high temperature Polymer Electrolyte Membrane Fuel Cell (PEMFC) were prepared by direct hot pressing of catalyst layer on Teflon sheets on to both sides of phosphoric acid doped PBI membrane (decal transfer). These MEAs show two times higher performance compared to the MEAs prepared by normal brush coating method on GDL at an operating temperature of 160° C. | 01-16-2014 |
20140017596 | FUEL CELL - Provided is a fuel cell having a long product life. In the fuel cell, an interlayer is arranged between a portion of an interconnector which contains at least one of Ag, Pd, Pt, Fe, Co, Cu, Ru, Rh, Re and Au and a first electrode containing Ni. The interlayer is formed of a conductive ceramic. | 01-16-2014 |
20140017597 | FUEL CELL - Provided is a solid oxide fuel cell having high power generation efficiency, and includes: a power generating element having a solid oxide electrolyte layer, a first electrode and a second electrode; a first separator; a second separator; and a first porous body. The first separator has a first separator body arranged on the first electrode, and a plurality of first channel forming portions. A plurality of first channel forming portions are arranged at intervals from one another so as to protrude toward the first electrode | 01-16-2014 |
20140017598 | FUEL CELL - Provided is a solid oxide fuel cell capable of achieving high power generation efficiency. A first separator is arranged on an oxidant gas electrode. In the first separator, an oxidant gas channel for supplying an oxidant gas to the oxidant gas electrode is formed. A second separator body is arranged on a fuel electrode In the second separator, a fuel gas channel for supplying a fuel gas to the fuel electrode is formed. The first separator is configured such that the width of the oxidant gas channel decreases stepwise or continuously with distance from the oxidant gas electrode. The second separator is configured such that the width of the fuel gas channel decreases stepwise or continuously with distance from the fuel electrode. | 01-16-2014 |
20140023952 | METHOD FOR PREPARING CATALYST LAYER BY IN-SITU SOL-GEL REACTION OF TETRAETHOXYSILANE IN NAFION IONOMER SOLUTION - Provided are a method for preparing a catalyst layer by an in-situ sol-gel reaction of tetraethoxysilane, and a fuel cell including the catalyst layer prepared thereby. Addition of silica mitigates specific adsorption of sulfonate groups contained in a Nafion ionomer on a Pt catalyst layer in a high-voltage region where the role of a catalyst predominates, resulting in improvement of ORR performance. | 01-23-2014 |
20140023953 | Proton Conducting Polymer Membrane, Membrane-Electrode Assembly Using Same, and Polymer Electrolyte Fuel Cell - Disclosed is a proton conducting polymer membrane formed by laminating a plurality of solid electrolyte membranes. This proton conducting polymer membrane is one prepared by laminating at least one layer of a solid electrolyte membrane formed by using a resin having a bis(perfluoroalkanesulfonyl)methide group in the chemical structure. This solid electrolyte membrane has a superior proton conductivity without transmitting the fuel (methanol or hydrogen). | 01-23-2014 |
20140023954 | FUEL CELL - Provided is a fuel cell including: a membrane electrode assembly ( | 01-23-2014 |
20140023955 | FUEL CELL - Provided is a fuel cell having a long product life. In a fuel cell | 01-23-2014 |
20140030628 | PHOTOCATALYTIC FUEL CELL AND ELECTRODE THEREOF - The invention provides a novel fuel cell, the output voltage of which is pH dependent. The fuel cell comprises a membrane electrode assembly and a light source. In accordance with one embodiment, the membrane electrode assembly includes i) an electrolyte; ii) an anode operably coupled to the electrolyte; and iii) a cathode operably coupled to the electrolyte, wherein the cathode is made from an electrically conductive material and has an unroughened surface where an adsorbate material is applied. The adsorbate material used herein comprises a material having semiconductor properties, and the combination of the electrically conductive material and the adsorbate material is photosensitive and has catalytic properties. The invention also provides a novel electrode that can be used as a cathode in a fuel cell, a novel method for making the electrode, and a novel method of generating electricity using the fuel cell and/or electrode of the invention. | 01-30-2014 |
20140038078 | SHAPE CONTROLLED CORE-SHELL CATALYSTS - A catalytic particle for a fuel cell includes a palladium nanoparticle core and a platinum shell. The palladium nanoparticle core has an increased area of {100} or {111} surfaces compared to a cubo-octahedral. The platinum shell is on an outer surface of the palladium nanoparticle core. The platinum shell is formed by deposition of an atomically thin layer of platinum atoms covering the majority of the outer surface of the palladium nanoparticle. | 02-06-2014 |
20140038079 | FUEL CELL - An electrolyte membrane | 02-06-2014 |
20140045093 | Imbibing PolyPhenyleneSulfide (PPS) and Sulfonated-PPS Fibers with Ionomer - A metal electrode assembly includes a cathode catalyst layer, an anode catalyst layer, and an ion conducting membrane disposed between the cathode catalyst layer and the anode catalyst layer. The ion conducting layer includes a polyphenylene sulfide mat with a first polymer imbibed therein. The polyphenylene sulfide mat includes the polyphenylene sulfide-containing structures. A method for forming the ion conducting layer is also provided. | 02-13-2014 |
20140045094 | PPS Membrane Reinforcing Material - A metal electrode assembly for a fuel cell includes a cathode catalyst layer, an anode catalyst layer, and an ion-conducting membrane disposed between the cathode catalyst layer and the anode catalyst layer. The ion-conducting membrane includes a first polymer and polyphenylene sulfide-containing structures dispersed within the first polymer, the first polymer including protogenic groups. A method for making the ion-conducting membrane is also provided. | 02-13-2014 |
20140051007 | BIPOLAR PLATES FOR USE IN ELECTROCHEMICAL CELLS - The present disclosure is directed towards the design of electrochemical cells for use in high pressure or high differential pressure operations. The electrochemical cells of the present disclosure have non-circular external pressure boundaries, i.e., the cells have non-circular profiles. In such cells, the internal fluid pressure during operation is balanced by the axial tensile forces developed in the bipolar plates, which prevent the external pressure boundaries of the cells from flexing or deforming. That is, the bipolar plates are configured to function as tension members during operation of the cells. To function as an effective tension member, the thickness of a particular bipolar plate is determined based on the yield strength of the material selected for fabricating the bipolar plate, the internal fluid pressure in the flow structure adjacent to the bipolar plate, and the thickness of the adjacent flow structure. | 02-20-2014 |
20140051008 | CATALYST MATERIAL FOR FUEL CELL - A method of forming a catalyst material includes coating agglomerates of catalyst support particles with an ionomer material. After coating the agglomerates of catalyst support particles, a catalyst metal precursor is deposited by chemical infiltration onto peripheral surfaces of the agglomerates of catalyst support particles. The catalyst metal precursor is then chemically reduced to form catalyst metal on the peripheral surfaces of the agglomerates of catalyst support particles. | 02-20-2014 |
20140051009 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell includes a fuel cell main body which includes a cathode layer, a solid electrolyte layer, and an anode layer and which has a power generation function; a connector disposed to face one electrode layer of the cathode layer and the anode layer; a current collector which is disposed between the one electrode layer and the connector and which is in contact with a surface of the one electrode layer and a surface of the connector, the surfaces facing each other, to thereby electrically connect the one electrode layer and the connector; and a groove provided in a portion of a surface of the one electrode layer, which surface is located on the side where the one electrode layer is in contact with the current collector, the portion of the surface being not in contact with the current collector. | 02-20-2014 |
20140072900 | Metal Ionophores in PEM Membranes - A membrane electrode assembly for fuel cells includes a proton conducting membrane having a first side and a second side. The proton conducting membrane in turn includes a first polymer including cyclic polyether groups and a second polymer having sulfonic acid groups. The membrane electrode assembly further includes an anode disposed over the first side of the proton conducting layer and a cathode catalyst layer disposed over the second side of the proton conducting layer. | 03-13-2014 |
20140080031 | 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 polytetrafluoroethylene supports independently have pores with a diameter from about 0.1 to about 1 microns and a thickness from about 4 to 12 microns. The supported membrane also includes an ion conducting polymer adhering to the first expanded polytetrafluoroethylene support and the second expanded polytetrafluoroethylene support such that the membrane has a thickness from about 10 to 25 microns. | 03-20-2014 |
20140080032 | CONDUCTIVE MESH SUPPORTED ELECTRODE FOR FUEL CELL - Electrically conductive meshes with pore sizes between about 20 and 3000 nanometers and with appropriately selected strand geometry can be used as engineered supports in electrodes to provide for improved performance in solid polymer electrolyte fuel cells. Suitable electrode geometries have essentially straight, parallel pores of engineered size. When used as a cathode, such electrodes can be expected to provide a substantial improvement in output voltage at a given current. | 03-20-2014 |
20140080033 | SOLID OXIDE FUEL CELL AND METHOD FOR PRODUCING THE SAME - An object of the present invention is to provide a fuel cell preventing formation of a diffusion layer containing Ca and other elements, and having an excellent power generation performance at low temperature by preventing breakdown of a crystal structure of an electrolyte by firing. Disclosed is a solid oxide fuel cell which includes an inner electrode, a solid electrolyte, and an outer electrode, each sequentially laminated on the surface of a porous support. The porous support contains forsterite, and has a Ca element content of 0.2 mass % or less in terms of CaO in a surface region at the inner electrode side. | 03-20-2014 |
20140080034 | SOLID OXIDE FUEL CELL AND METHOD FOR PRODUCING THE SAME - An object of the present invention is to provide a fuel cell preventing formation of a diffusion layer containing Ca and other elements, and having an excellent power generation performance at low temperature by preventing breakdown of a crystal structure of an electrolyte by firing. Disclosed is a solid oxide fuel cell which includes a fuel electrode, a solid electrolyte, and an air electrode, each being sequentially laminated on the surface of a porous support. The porous support contains forsterite, and further has a calcium element (Ca) content of more than 0.2 mass % but not more than 2 mass % in terms of CaO. | 03-20-2014 |
20140087288 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell scatters MgO over a grain boundary of an LSGM which is a solid electrolyte layer. Ni components that diffuse from a fuel electrode formed on the other side of an LDC from the LSGM are trapped by the scattered MgO particles and are suppressed from diffusing towards an air electrode in the electrolyte layer. | 03-27-2014 |
20140099564 | Subgasket Design to Dissipate Thermal Energy Generated from Catalytic Combustion Experienced in a PEM Fuel Cell - A fuel cell component includes a sub-gasket including a structural component and a thermally conductive layer. The sub-gasket defines a central opening while the structural component includes a first side and a second side. The sub-gasket also has an inner portion proximate to the central opening and an outer portion. The inner portion is positioned between the cathode layer outer edge and the ion-conducting membrane outer edge or between the anode layer outer edge and the ion-conducting membrane outer edge. Finally, the thermally conductive layer contacts the second side of the structural component. Advantageously, the thermally conductive layer dissipates locally generated heat caused by unintended particles falling on the sub-gasket. | 04-10-2014 |
20140099565 | FUEL CELL COMPRISING A PROTON-EXCHANGE MEMBRANE, HAVING AN INCREASED SERVICE LIFE - A fuel cell having a proton-exchange membrane, an anode, and a cathode. The anode and cathode are fixed on opposing sides of the proton-exchange membrane. The anode demarcates a flow conduit between a molecular-hydrogen inlet area and a molecular-hydrogen outlet area. A quantity of catalyst at the molecular-hydrogen outlet area is smaller than a quantity of catalyst at the molecular-hydrogen inlet area. The anode also has a thickness that decreases continuously between the molecular-hydrogen inlet and outlet areas. | 04-10-2014 |
20140099566 | RESILIENT FLOW STRUCTURES FOR ELECTROCHEMICAL CELL - An electrochemical cell is disclosed comprising, a first flow structure, a second flow structure, and a membrane electrode assembly disposed between the first and second flow structures. The electrochemical cell further comprises a pair of bipolar plates, wherein the first flow structure, the second flow structure, and the membrane electrode assembly are positioned between the pair of bipolar plates. The electrochemical cell also includes a spring mechanism, wherein the spring mechanism is disposed between the first flow structure and the bipolar plate adjacent to the first flow structure, and applies a pressure on the first flow structure in a direction substantially toward the membrane electrode assembly. | 04-10-2014 |
20140099567 | CERAMIC INTERCONNECT FOR FUEL CELL STACKS - A fuel cell comprises a plurality of sub-cells, each sub-cell including a first electrode in fluid communication with a source of oxygen gas, a second electrode in fluid communication with a source of a fuel gas, and a solid electrolyte between the first electrode and the second electrode. The sub-cells are connected with each other with an interconnect. The interconnect includes a first layer in contact with the first electrode of each cell, and a second layer in contact with the second electrode of each cell. The first layer includes a (La,Mn)Sr-titanate based perovskite represented by the empirical formula of La | 04-10-2014 |
20140106255 | Membrane-Electrode Structures for Molecular Catalysts for use in Fuel Cells and otherElectrochemical Devices - Water soluble catalysts, (M)meso-tetra(N-Methyl-4-Pyridyl)Porphinepentachloride (M=Fe, Co, Mn & Cu), have been incorporated into the polymer binder of oxygen reduction cathodes in membrane electrode assemblies used in PEM fuel cells and found to support encouragingly high current densities. The voltages achieved are low compared to commercial platinum catalysts but entirely consistent with the behavior observed in electroanalytical measurements of the homogeneous catalysts. A model of the dynamics of the electrode action has been developed and validated and this allows the MEA electrodes to be optimized for any chemistry that has been demonstrated in solution. It has been shown that improvements to the performance will come from modifications to the structure of the catalyst combined with optimization of the electrode structure and a well-founded pathway to practical non-platinum group metal catalysts exists. | 04-17-2014 |
20140106256 | Electrode Catalyst For Fuel Cell - Disclosed is an electrode catalyst comprising: (a) a support with a specific surface area of at least 1200 m | 04-17-2014 |
20140113213 | POROUS OXIDE ELECTRODE LAYER AND METHOD FOR MANUFACTURING THE SAME - This invention provides a method for manufacturing porous oxide electrode layer, comprising: preparing an electrode slurry containing an electrically conductive oxide material powder, a dispersant, water and a moisture agent; spin coating the electrode slurry on a surface of a thin electrolyte or a porous substrate and simultaneously controlling the thickness and uniformity of the electrode layer on the fine electrolyte or the porous substrate; and calcining the electrode layer on the fine electrolyte or the porous substrate to form a porous electrode. | 04-24-2014 |
20140120453 | PATTERNED GRAPHITE OXIDE FILMS AND METHODS TO MAKE AND USE SAME - The present invention relates to patterned graphite oxide films and methods to make and use same. The present invention includes a novel strategy developed to imprint any required conductive patterns onto self-assembled graphene oxide (GO) membranes. | 05-01-2014 |
20140120454 | FUEL CELL ELECTRODE CATALYST AND PRODUCTION PROCESS THEREOF - A fuel cell electrode catalyst which includes, at least, M1 that is at least one element selected from 3 to 7 group transition metal elements; M2 that is at least one element selected from iron group elements; M3 that is at least one element selected from 13 group elements; carbon; nitrogen; and oxygen, as constitutional elements, wherein when the atomic ratios of the elements (M1:M2:M3:carbon:nitrogen:oxygen) are represented by a:b:c:x:y:z, 0 | 05-01-2014 |
20140127607 | CATHODE FOR SOLID OXIDE FUEL CELL, METHOD OF MANUFACTURING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - A cathode for a solid oxide fuel cell, the cathode including: a mixed ionic-electronic conductor having a structure in a form of a pattern. | 05-08-2014 |
20140127608 | REINFORCING MATERIAL FOR SOLID POLYMER FUEL CELL, AND COHESIVE/ADHESIVE COMPOSITION FOR USE IN SAME - There is provided a reinforcing material equipped with a cohesive/adhesive layer, having a proper initial adhesion force to an adherend, such as an electrolyte membrane, a catalyst layer and a gas diffusion layer, and which can be temporarily fixed readily. A reinforcing material produced by forming a cohesive/adhesive layer on a substrate. The cohesive/adhesive layer includes an aliphatic polyamide, an epoxy resin and a polythiol. When the reinforcing material is used, it becomes possible to correct the position of an adherend after the adhesion of the reinforcing material to the adherend. In addition, it can prevent the formation of wrinkles on the adherend or the like upon the adhesion of the reinforcing material. Therefore, a catalyst layer laminated membrane or the like which has a reinforcing material attached thereto can be produced readily without requiring the employment of any highly skilled technique. | 05-08-2014 |
20140127609 | METHODS FOR USING NOVEL CATHODE AND ELECTROLYTE MATERIALS FOR SOLID OXIDE FUEL CELLS AND ION TRANSPORT MEMBRANES - Methods using novel cathode, electrolyte and oxygen separation materials operating at intermediate temperatures for use in solid oxide fuel cells and ion transport membranes include oxides with perovskite related structures and an ordered arrangement of A site cations. The materials have significantly faster oxygen kinetics than in corresponding disordered perovskites. | 05-08-2014 |
20140134517 | HIGH WATER-CONTENT MEMBRANES - The present invention is a hydrophilic polymer, which can be hydrated to form a hydrated hydrophilic polymer having a water content of at least 65%, wherein water content is defined as [(mass of the hydrated hydrophilic polymer−mass of the dry hydrophilic polymer)/mass of the hydrated hydrophilic polymer]×100. The hydrophilic polymer may be hydrated to form a hydrated hydrophilic polymer having a water content of at least 65%. The present invention also 10 provides MEAs and electrochemical cells and methods of forming same. | 05-15-2014 |
20140141354 | FUEL CELL ELECTRODE, FUEL CELL MEMBRANE ELECTRODE ASSEMBLY INCLUDING THE ELECTRODE, AND FUEL CELL INCLUDING THE MEMBRANE ELECTRODE ASSEMBLY - A fuel cell electrode including a catalyst layer including: a catalyst; and a conductor storage material having pores with an average diameter of about 5 nm to about 1000 nm. | 05-22-2014 |
20140141355 | GRAPHENE ELECTRODE, ENERGY STORAGE DEVICE EMPLOYING THE SAME, AND METHOD FOR FABRICATING THE SAME - The disclosure provides a graphene electrode, an energy storage device employing the same, and a method for fabricating the same. The graphene electrode includes a metal foil, a non-doped graphene layer, and a hetero-atom doped graphene layer. Particularly, the hetero-atom doped graphene layer is separated from the metal foil by the non-doped graphene layer. | 05-22-2014 |
20140141356 | MEMBRANE ELECTRODE ASSEMBLY - A membrane electrode assembly includes a solid polymer electrolyte membrane sandwiched between a pair of electrodes. Each of the electrodes has an electrode catalyst layer and a gas diffusion layer, the electrode catalyst layer facing the electrolyte membrane. A porous layer having a thickness of 5 to 40 μm and a seepage pressure of 10 to 60 kPa is interposed between the electrode catalyst layer and the gas diffusion layer. The porous layers preferably have a spring constant of 100 to 1000 GPa/m. The membrane electrode assembly may be devoid of any one of the porous layers. | 05-22-2014 |
20140141357 | LOW EQUIVALENT WEIGHT POLYMERS - Described herein is a composition comprising: a polymer derived from (a) a fluorinated olefin monomer; (b) a highly fluorinated sulfur-containing monomer of the formula: CX | 05-22-2014 |
20140147770 | LOW PLATINUM LOAD ELECTRODE - An electrode for an electrochemical cell includes platinum catalysts, carbon support particles and an ionomer. The carbon support particles support the platinum catalysts, and the ionomer connects the platinum catalysts. The electrode has a platinum less than about 0.2 mg/cm | 05-29-2014 |
20140147771 | FUEL CELL, A PORTABLE ELECTRONIC DEVICE AND A METHOD OF MANUFACTURING A FUEL CELL RESERVOIR - A fuel cell for a portable electronic device having a liquid fuel reservoir ( | 05-29-2014 |
20140154607 | FUEL CELL - Provided is a fuel cell including: a membrane electrode assembly; a pair of gas diffusion layers holding the membrane electrode assembly therebetween; and a pair of separators holding the membrane electrode assembly and the pair of gas diffusion layer therebetween. The separators have ribs on surfaces facing the gas diffusion layers, the ribs forming channels which are gas flow paths. A thickness t (μm) of each of the gas diffusion layers and an area occupation ratio S | 06-05-2014 |
20140154608 | CATHODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL AND MANUFACTURING METHOD THEREOF - A cathode catalyst layer used for a polymer electrolyte fuel cell that includes an electrolyte membrane is provided. The cathode catalyst layer comprises a catalyst having weight of not greater than 0.3 mg/cm | 06-05-2014 |
20140154609 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, ELECTRODE FOR FUEL CELL INCLUDING THE ELECTRODE CATALYST, AND FUEL CELL INCLUDING THE ELECTRODE - An electrode catalyst for a fuel cell, wherein the electrode catalyst includes an active particle including: a core including an alloy represented by Formula 1 | 06-05-2014 |
20140162169 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL, EACH INCLUDING THE SAME - A fuel cell electrode catalyst including an active complex including a cerium (Ce)-nitrogen (N) bond and having an oxygen reduction activity of at least 1 milliampere per square centimeter at 0.5 volts versus a reversible hydrogen electrode. | 06-12-2014 |
20140162170 | CATALYST INK FOR ELECTRODES OF FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL - A catalyst ink used for production of electrodes of a fuel cell includes: catalyst-carrying particles that are particles with a catalyst carried thereon; an ionomer having proton conductivity; and a dispersion solvent in which the catalyst-carrying particles and the ionomer are dispersed. An adsorption amount of the ionomer per unit specific surface area of the catalyst-carrying particles is 0.1 (mg/m | 06-12-2014 |
20140170524 | SEMI-SOLID ELECTRODES HAVING HIGH RATE CAPABILITY - Embodiments described herein relate generally to electrochemical cells having high rate capability, and more particularly to devices, systems and methods of producing high capacity and high rate capability batteries having relatively thick semi-solid electrodes. In some embodiments, an electrochemical cell includes an anode, a semi-solid cathode that includes a suspension of an active material and a conductive material in a liquid electrolyte, and an ion permeable membrane disposed between the anode and the cathode. The semi-solid cathode has a thickness in the range of about 250 μm-2,500 μm, and the electrochemical cell has an area specific capacity of at least 5 mAh/cm | 06-19-2014 |
20140170525 | MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING THE SAME - A membrane-electrode assembly and a fuel cell including a cathode; an anode; and an electrolyte membrane disposed between the cathode and the anode, wherein the anode has a specific pore volume greater than a specific pore volume of the cathode, and the anode has a specific pore volume of about 0.05 milliliters per gram to about 0.09 milliliters per gram. | 06-19-2014 |
20140170526 | PROCESS FOR PRODUCTION AND USE OF CARBONITRIDE MIXTURE PARTICLES OR OXYCARBONITRIDE MIXTURE PARTICLES - The invention has an object of providing catalysts that are not corroded in acidic electrolytes or at high potential, have excellent durability and show high oxygen reducing ability. An aspect of the invention is directed to a process wherein metal carbonitride mixture particles or metal oxycarbonitride mixture particles are produced from an organometallic compound of a Group IV or V transition metal, a metal salt of a Group IV or V transition metal, or a mixture of these compounds using laser light as a light source. | 06-19-2014 |
20140170527 | PROCESS FOR PRODUCING CATALYST FOR DIRECT-LIQUID FUEL CELL, CATALYST PRODUCED BY THE PROCESS AND USES THEREOF - In a direct-liquid fuel cell supplied directly with a liquid fuel, a process for producing an electrode catalyst for a direct-liquid fuel cell is provided which is capable of suppressing decrease in cathode potential caused by liquid fuel crossover and providing an inexpensive and high-performance electrode catalyst for a direct-liquid fuel cell. The process for producing an electrode catalyst for a direct-liquid fuel cell includes Step A of mixing at least a transition metal-containing compound with a nitrogen-containing organic compound to obtain a catalyst precursor composition, and Step C of heat-treating the catalyst precursor composition at a temperature of from 500 to 1100° C. to obtain an electrode catalyst, wherein part or entirety of the transition metal-containing compound includes, as a transition metal element, at least one transition metal element M1 selected from Group IV and Group V elements of the periodic table. | 06-19-2014 |
20140170528 | PROCESS FOR PRODUCING A FUEL CELL ELECTRODE CATALYST, FUEL CELL ELECTRODE CATALYST AND USE THEREOF - Provided is a process for producing a fuel cell electrode catalyst with high catalytic activity that is alternative to a noble metal catalyst, through a heat treatment at a relatively low temperature. A process for producing a fuel cell electrode catalyst includes a step (I) of obtaining a catalyst precursor, including a step (Ia) of mixing at least a metal compound (1), a nitrogen-containing organic compound (2), and a fluorine-containing compound (3), and a step (II) of heat-treating the catalyst precursor at a temperature of 500 to 1300° C. to obtain an electrode catalyst, a portion or the entirety of the metal compound (1) being a compound containing an atom of a metal element M1 selected from the group consisting of iron, cobalt, chromium, nickel, copper, zinc, titanium, niobium and zirconium, and at least one of the compounds (1), (2) and (3) containing an oxygen atom. | 06-19-2014 |
20140178791 | METHODS OF MAKING AND USING ELECTRODE COMPOSITIONS AND ARTICLES - A cathode composition is described that includes a first element selected from nickel or cobalt; a second element M selected from iron or cobalt, wherein said second element M is contained within a sulfide composition M | 06-26-2014 |
20140178792 | Electrochemical Device Including Amorphous Metal Oxide on Graphene - In one or more embodiments, an electrochemical device includes a catalyst promoter including an amorphous metal oxide, the amorphous metal oxide being of an amount greater than 50 percent by weight of the total weight of the substrate, and a substrate including graphene and supporting the substrate. | 06-26-2014 |
20140178793 | SOLID OXIDE FUEL CELL - Disclosed herein is a unit cell including: an internal electrode including a flat upper surface and a lower surface arranged in parallel to face each other and a plurality of internal channels having a flat lower side disposed between the upper surface and the lower surface; an interconnector seated on the upper surface of the internal electrode; an electrolyte laminated on an outer circumferential surface of the internal electrode, except for the interconnector; and an external electrode laminated on an outer circumferential surface of the electrolyte. | 06-26-2014 |
20140178794 | FUEL ELECTRODE CATALYST FOR FUEL CELL, ELECTRODE/MEMBRANE ASSEMBLY, AND FUEL CELL AND FUEL CELL SYSTEM PROVIDED WITH THE ELECTRODE/MEMBRANE ASSEMBLY - A fuel electrode catalyst for fuel cell excellent in CO poisoning resistance, an electrode/membrane assembly using the fuel electrode catalyst for fuel cell, and a fuel cell and a fuel cell system including the electrode/membrane assembly are provided. The fuel electrode catalyst for fuel cell comprises a platinum-ruthenium first alloy catalyst and a second alloy catalyst obtained by partially substituting ruthenium of the platinum-ruthenium first alloy catalyst by a metal lower dissolving potential than ruthenium. The electrode/membrane assembly | 06-26-2014 |
20140186742 | CATALYST FOR FUEL CELL, AND ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, AND FUEL CELL SYSTEM INCLUDING SAME - A catalyst for an electrode of a membrane-electrode assembly of a fuel cell system is provided herein. More specifically, the catalyst includes a first catalyst including platinum supported on carbon, and a second catalyst including an Ir—Ru alloy. | 07-03-2014 |
20140186743 | FUEL CELL CATALYST LAYER AND USES THEREOF - Provided is a fuel cell catalyst layer which has a catalytic performance equivalent to or higher than fuel cell catalyst layers containing platinum alone and which is inexpensive. The fuel cell catalyst layer of the present invention includes a metal oxycarbonitride-containing layer (I) and a platinum-containing layer (II). It is preferable that the mass ratio per unit area of the metal oxycarbonitride in the layer (I) to platinum in the layer (II) (metal oxycarbonitride/platinum) is 2 to 500. It is preferable that the mass per unit area of platinum in the layer (II) is 0.005 to 0.2 mg/cm | 07-03-2014 |
20140193740 | FUEL CELL COMPRISING A PROTON-EXCHANGE MEMBRANE, HAVING AN INCREASED SERVICE LIFE - A fuel cell includes a proton-exchange membrane, and a cathode and anode fixed on its opposite sides. The anode delimits a flow conduit between a molecular-oxygen inlet area and a water outlet area. The cathode includes a support for catalyst material. The support has first and second materials to which catalyst is fixed, the first material being a graphitized material. The second material has a resistance to corrosion by oxygen that is greater than that of the first material. A quantity of the second material at the inlet area is greater than a quantity of the second material at the water outlet. The cathode comprises a first layer including the first material and a second layer including the second material. A thickness of the second layer decreases between the molecular-oxygen inlet area and the water outlet area. | 07-10-2014 |
20140199610 | PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR USE IN ELECTROCHEMICAL CELLS - The present invention relates to a novel proton-conducting polymer membrane based on polyazole polymers which, owing to their outstanding chemical and thermal properties, can be used widely and are suitable in particular as polymer electrolyte membrane (PEM) for producing membrane electrode assemblies or so-called PEM fuel cells. | 07-17-2014 |
20140199611 | PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR USE IN ELECTROCHEMICAL CELLS - The present invention relates to a novel proton-conducting polymer membrane based on polyazole polymers which, owing to their outstanding chemical and thermal properties, can be used widely and are suitable in particular as polymer electrolyte membrane (PEM) for producing membrane electrode assemblies or so-called PEM fuel cells. | 07-17-2014 |
20140199612 | SOLID OXIDE FUEL CELL HAVING HYBRID SEALING STRUCTURE - A solid oxide fuel cell (“SOFC”) sealed with a multi-layered hybrid structure, the SOFC including: a cathode layer; a cathode current collector in contact with the cathode layer; an anode layer corresponding to the cathode layer; an anode current collector in contact with the anode layer; an electrolyte layer disposed between the cathode layer and the anode layer; a reaction barrier layer disposed between the electrolyte layer and the cathode layer; and at least two different types of sealing materials. | 07-17-2014 |
20140205928 | TERNARY PLATINUM ALLOY CATALYST - A platinum alloy catalyst PtXY, wherein X is nickel, cobalt, chromium, copper, titanium or manganese and Y is tantalum or niobium, characterised in that in the alloy the atomic percentage of platinum is 46-75 at %, of X is 1-49 at % and of Y is 1-35 at %; provided that the alloy is not 66 at % Pt 20 at % Cr14 at % Ta or 50 at % Pt, 25 at % Co, 25 at % Ta is disclosed. The catalyst has particular use as an oxygen reduction catalyst in fuel cells, and in particular in phosphoric acid fuel cells. | 07-24-2014 |
20140205929 | Electrode Catalyst Layer for Fuel Cells, Electrode for Fuel Cells, Membrane Electrode Assembly for Fuel Cells, and Fuel Cell - This electrode catalyst layer for fuel cells is provided with: an electrode catalyst that comprises a conductive carrier and platinum-containing metal particles supported on the surface of the conductive carrier; and an ionomer that covers the electrode catalyst. This electrode catalyst layer for fuel cells is characterized in that the average thickness of the ionomer is 2.4 nm or less. This electrode catalyst layer for fuel cells is capable of having a good balance between proton transport properties and transport properties for a gas such as an oxidant gas or a fuel gas even in cases where the amount of supported platinum is decreased. In addition, an electrode for fuel cells, a membrane electrode assembly for fuel cells, and a fuel cell, each having good current-voltage characteristics, can be obtained using the above-described electrode catalyst layer for fuel cells. | 07-24-2014 |
20140212788 | FUEL CELL AND MEMBRANE THEREFORE - A fuel cell includes first and second flow field plates, and an anode electrode and a cathode electrode between the flow field plates. A polymer electrolyte membrane (PEM) is arranged between the electrodes. At least one of the flow field plates influences, at least in part, an in-plane anisotropic physical condition of the PEM that varies in magnitude between a high value direction and a low value direction. The PEM has an in-plane physical property that varies in magnitude between a high value direction and a low value direction. The PEM is oriented with its high value direction substantially aligned with the high value direction of the flow field plate. | 07-31-2014 |
20140220472 | COMPONENT FOR CONSTITUTING FUEL CELL - A component for constituting a fuel cell having a gasket molded integrally with an MEA in which molding of the gasket is required once, the MEA requires no through hole and requires a small fastening force when the MEA is compressed. The component comprises the MEA arranged between a pair of separators and compressed when a cell is assembled; a rubber impregnated portion formed by impregnating the outer peripheral portion of the MEA with a gasket molding material, i.e. a part of rubber; a flat gasket portion composed of the rubber molded integrally on the outer circumferential side of the rubber impregnated portion; a lip formed on the flat gasket portion; and a recess as a clearance when the lip is compressed. The portion impregnated with rubber and the flat gasket portion has a thickness (d | 08-07-2014 |
20140220473 | Fuel Cell Assembly - The invention relates to fuel cell assemblies, and in particular to improvements relating to sealing of such assemblies, embodiments of which include a fuel cell assembly ( | 08-07-2014 |
20140234750 | IMMOBILIZED HETEROPOLY ACIDS AND THE USE OF THE SAME FOR ELECTRODE STABILIZATION AND ENHANCEMENT - The use of fuel cells to produce electricity are known as an environmentally clean and reliable source of energy, and show promise as an automotive power source if the polymer electrolyte membrane fuel cell can be made less expensive, more durable, reduce or eliminate humidification of the reactive gases, and operate at temperatures encountered during automotive operating conditions. The use of an electro-catalyst formed from heteropoly acids immobilized by a conductive material, such as carbon or platinum black, and stabilizing a metallic black with the immobilized conductive material addressed these automotive fuel cell needs. Coating the fuel cell electrode, polymer electrolyte assembly with a nano-particle catalyst derived from a heteropoly acid provided anodic carbon monoxide tolerance at anodic overpotentials and an active cathodic oxygen reduction. The heteropoly acids can also function as supercapacitor electrode films. | 08-21-2014 |
20140242494 | HIGH TEMPERATURE MEMBRANE ELECTRODE ASSEMBLY WITH HIGH POWER DENSITY AND CORRESPONDING METHOD OF MAKING - A membrane electrode assembly (MEA) with enhanced current density or power density is fabricated using high temperature (HT) proton exchange membrane (PEM). The MEA can be utilized in high temperature PEM fuel cell applications. More specifically, the MEA is modified with the addition of one or more of selected materials to its catalyst layer to enhance the rates of the fuel cell reactions and thus attain dramatic increases of the power output of the MEA in the fuel cell. The MEA has application to other electro-chemical devices, including an electrolyzer, a compressor, or a generator, purifier, and concentrator of hydrogen and oxygen using HT PEM MEAs. | 08-28-2014 |
20140248552 | SUPPORT FOR FUEL CELL, METHOD OF PREPARING THE SAME, AND ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBY FOR A FUEL CELL AND FUEL CELL SYSTEM INCLUDING SAME - A support for a fuel cell includes a substrate including highly crystalline carbon, and a crystalline carbon layer on the substrate. | 09-04-2014 |
20140272664 | MICROPOROUS LAYER FOR A FUEL CELL - In at least one embodiment, a fuel cell is provided comprising a positive electrode including a first gas diffusion layer and a first catalyst layer, a negative electrode including a second gas diffusion layer and a second catalyst layer, a proton exchange membrane (PEM) disposed between the positive and negative electrodes, and a microporous layer of carbon and binder disposed between at least one of the first gas diffusion layer and the first catalyst layer and the second gas diffusion layer and the second catalyst layer. The microporous layer may have defined therein a plurality of pores with a diameter of 0.05 to 2.0 μm and a plurality of bores having a diameter of 1 to 100 μm. The bores may be laser perforated and comprise from 0.1 to 5 percent of a total porosity of the microporous layer. | 09-18-2014 |
20140272665 | Ceramic Fuel Cell With Enhanced Flatness And Strength And Methods Of Making Same - Ceramic fuel cells having enhanced flatness and strength are disclosed. The fuel cell can include a half-cell having, in order, a patterned layer, an anode support layer and an electrolyte layer. Methods of making ceramic fuel cells are also provided. | 09-18-2014 |
20140287340 | RUBBER COMPOSITION AND FUEL CELL SEALED BODY - A rubber composition which does not foul molds, requires low production costs and is excellent in mass productivity, and has high adhesion reliability, can be used in an adhesive layer for bonding a constituting member for a fuel cell and a rubber member for sealing and/or two rubber members together, is any one of (α) a liquid rubber composition containing (B) and (C) together with the following (A1), and (β) a solvent-based rubber composition containing a solvent together with the following (A2), (B) and (C). (A1) is a rubber component containing at least liquid rubber. (A2) is at least one selected from the group consisting of EPM, EPDM, NBR and H-NBR. (B) is a crosslinking agent composed of an organic peroxide. (C) is at least one selected from the group consisting of a resorcinol-based compound, a melamine-based compound, an aluminate-based coupling agent and a silane coupling agent. | 09-25-2014 |
20140287341 | MODIFIED ANODE/ELECTROLYTE STRUCTURE FOR A SOLID OXIDE ELECTROCHEMICAL CELL AND A METHOD FOR MAKING SAID STRUCTURE - A novel modified anode/electrolyte structure for a solid oxide electrochemical cell is an assembly comprising (a) an anode consisting of a backbone of electronically conductive perovskite oxides selected from the group of doped strontium titanates and mixtures thereof, (b) a scandia and yttria-stabilised zirconium oxide electrolyte and (c) a metallic and/or a ceramic electrocatalyst in the shape of interlayers incorporated in the interface between the anode and the electrolyte. This assembly is first sintered at a given temperature and then at a lower temperature in reducing gas mixtures. These heat treatments resulted in a distribution of the metallic and/or ceramic interlayers in the electrolyte/anode backbone junction taking place. The structure is prepared by (a) depositing a ceramic interlayer onto one side of the electrolyte, (b) optionally applying a metallic interlayer thereon, (c) repeating steps (a) and (b), (d) applying a layer of the selected anode backbone onto the electrolyte with applied interlayers, (e) sintering the raw assembly and (f) infiltrating the electrocatalyst precursor into the sintered assembly and heat treating the assembly to incorporate additional electrocatalyst into the anode backbone. | 09-25-2014 |
20140287342 | HIGH PERFORMANCE FUEL ELECTRODE FOR A SOLID OXIDE ELECTROCHEMICAL CELL - A high performance anode (fuel electrode) for use in a solid oxide electrochemical cell is obtained by a process comprising the steps of (a) providing a suitably doped, stabilized zirconium oxide electrolyte, such as YSZ, ScYSZ, with an anode side having a coating of electronically conductive perovskite oxides selected from the group consisting of niobium-doped strontium titanate, vanadium-doped strontium titanate, tantalum-doped strontium titanate and mixtures thereof, thereby obtaining a porous anode backbone, (b) sintering the coated electrolyte at a high temperature, such as 1200° C. in a reducing atmosphere, for a sufficient period of time, (c) effecting a precursor infiltration of a mixed catalyst into the backbone, said catalyst comprising a combination of noble metals Pd or Pt or Pd or Ru and Ni with rare earth metals, such as Ce or Gd, said infiltration consisting of (1) infiltration of Pd, Ru and CGO containing chloride/nitrate precursors and (2) infiltration of Ni and CGO containing nitrate precursors, and (d) subjecting the resulting structure of step (c) to heat treatments, including heat treatments in several steps with infiltration. | 09-25-2014 |
20140295316 | CARBON SUPPORTED CATALYST - A catalyst includes (i) a primary metal or alloy or mixture including the primary metal, and (ii) an electrically conductive carbon support material for the primary metal or alloy or mixture including the primary metal, wherein the carbon support material: (a) has a specific surface area (BET) of 100-600 m | 10-02-2014 |
20140302419 | MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL - A membrane electrode assembly for a fuel cell that can prevent a conductive nano columnar body from being embedded in an electrolyte membrane and can efficiently use a catalyst is provided. A membrane electrode assembly for a fuel cell includes: at least, an electrolyte membrane; and at least one electrode that includes conductive nano columnar bodies that are disposed at least on one surface of the electrolyte membrane and are oriented in a nearly vertical direction to a surface direction of the electrolyte membrane and a catalyst supported by the conductive nano columnar body, wherein the electrode membrane includes at least one proton conductive layer and at least one preventive layer for preventing conductive nano columnar bodies from being embedded; the preventive layer for preventing conductive nano columnar bodies from being embedded is disposed between an interface between the electrode and the electrolyte membrane and a center of the electrolyte membrane in a thickness direction; and the proton conductive layer occupies a portion other than a portion in which the preventive layer for preventing conductive nano columnar bodies from being embedded is disposed in the electrolyte membrane. | 10-09-2014 |
20140315115 | ANION BINDER FOR SOLID ALKALINE FUEL CELL, METHOD OF PREPARING THE SAME AND MEMBRANE-ELECTRODE ASSEMBLY - The present invention concerns the preparation of an anion binder for a solid alkaline fuel cell which enhances durability to electrochemical reactions and makes the production of electrode slurry easy. A method of preparing an anion binder for a solid alkaline fuel cell includes: (A) mixing an electrolytic monomer of quaternary ammonium salts having a cation group, a bisacrylicamide crosslinking agent having a tertiary amino group, and water together by stirring; (B) mixing the mixture with a photoinitiator; (C) interposing the solution between polyethylene terephthalate films and irradiating the solution with ultraviolet light for crosslinking and polymerization; and (D) pulverizing crosslinked polymerized resin to a nano size. | 10-23-2014 |
20140315116 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell includes a cathode, and an anode, and a solid electrolyte layer disposed between the cathode and the anode. The cathode includes a complex oxide having a perovskite structure expressed by the general formula ABO | 10-23-2014 |
20140315117 | ION-CONDUCTING MEMBRANE - An ion-conducting membrane including a first layer and a second layer, wherein the first layer includes a perfluorosulphonic acid polymer and the second layer includes a sulphonated hydrocarbon polymer, characterised in that the ion-conducting membrane has a total thickness of from 5 μm to 50 μm and the second layer has a total thickness of 2 μm or less is disclosed. | 10-23-2014 |
20140329165 | FUEL CELL ELECTRODES WITH CONDUCTION NETWORKS - A fuel cell electrode layer may include a catalyst, an electronic conductor, and an ionic conductor. Within the electrode layer are a plurality of electronic conductor rich networks and a plurality of ionic conductor rich networks that are interspersed with the electronic conductor rich networks. A volume ratio of the ionic conductor to the electronic conductor is greater in the ionic conductor rich networks than in the electronic conductor rich networks. During operation of a fuel cell that includes the electrode layer, conduction of electrons occurs predominantly within the electronic conductor rich networks and conduction of ions occurs predominantly within the ionic conductor rich networks. | 11-06-2014 |
20140329166 | METHOD OF CONTROLLING THICKNESS OF FORM-IN-PLACE SEALING FOR PEM FUEL CELL STACKS - A sealed assembly is made using sealant including a deformable spacer to control thickness without adversely impacting elasticity and sealing force. Deformable spacers (e.g., elastomer, polyolefin, etc.) are mixed with an elastomeric precursor material and dispensed onto an assembly component, such as a fuel cell bipolar plate, and the remaining component(s) are assembled by pressing against the deformable spacer to ensure a defined seal thickness. The precursor is cured to form a seal that is further compressed to provide an effective sealing force. The deformable spacers control the thickness of a sealed area and allow use of form-in-place sealing processes. | 11-06-2014 |
20140335437 | ELECTRODE CATALYST FOR FUEL CELL, ELECTRODE FOR FUEL CELL INCLUDING THE ELECTRODE CATALYST, AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING THE SAME - An electrode catalyst for a fuel cell, an electrode, a fuel cell, and a membrane electrode assembly (MEA), the electrode catalyst including a carbonaceous support, and a catalyst metal loaded on the carbonaceous support, wherein the carbonaceous support includes a functional group bound on a surface thereof, the functional group being represented by one of Formula 1 or Formula 2, below, | 11-13-2014 |
20140342268 | REDOX FLOW SECONDARY BATTERY AND ELECTROLYTE MEMBRANE FOR REDOX FLOW SECONDARY BATTERY - The problem addressed by the present invention is to obtain an electrolyte membrane that, as an electrolyte membrane for a redox flow secondary battery, is able to suppress the ion permeability of an active substance without detracting from proton (H+) permeability, has superior ion-selective permeability, has low electrical resistivity, and has superior current efficiency. The present invention solves the abovementioned problem by means of the electrolyte membrane for a redox flow secondary battery containing a perfluorocarbon sulfonic acid resin having a specific structure and an equivalent weight (EW), and the ion conductivity being adjusted to a predetermined range. | 11-20-2014 |
20140356759 | FUEL CELL - A unit cell of a fuel cell includes a membrane electrode assembly and a cathode side separator and an anode side separator sandwiching the membrane electrode assembly. An oxygen-containing gas supply passage connected to an oxygen-containing gas flow field is formed in the cathode side separator. The oxygen-containing gas supply passage has a rectangular shape extending in a flow field width direction of the oxygen-containing gas flow field. The width of the opening of the oxygen-containing gas supply passage on the short side is increased from the end side to the central side in the flow field width direction. | 12-04-2014 |
20140356760 | NITROGEN-CONTAINING CARBON ALLOY, METHOD FOR PRODUCING SAME, CARBON ALLOY CATALYST, AND FUEL CELL - A problem to be solved by the invention is to provide a production method of a nitrogen-containing carbon alloy that has sufficiently high redox activity or has a large number of reaction electrons of redox reaction. A method for producing a nitrogen-containing carbon alloy comprising baking a precursor containing a nitrogen-containing organic compound and an inorganic metal salt containing one or more kinds of Fe, Co, Ni, Mn and Cr, wherein: the precursor satisfies one of the requirements (a) and (b) below, and, the nitrogen-containing organic compound is one of a compound represented by the formula (1) below, a tautomer of the compound, and a salt and hydrate thereof: (a) the precursor contains the inorganic metal salt in an amount exceeding 45% by mass based on the total amount of the nitrogen-containing organic compound and the inorganic metal salt of the precursor, in which the total amount includes the mass of hydrated water in the nitrogen-containing organic compound and the inorganic metal salt, and the amount of the inorganic metal salt includes the mass of hydrated water in the inorganic metal, (b) the precursor further contains a β-diketone metal complex: | 12-04-2014 |
20140363756 | MEMBRANE ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL, METHOD FOR PRODUCING THE SAME AND POLYMER ELECTROLYTE FUEL CELL - A membrane electrode assembly for a polymer electrolyte fuel cell having higher power-generating characteristics in a high-temperature, low-humidity environment, and a polymer electrolyte fuel cell using the same. In this membrane electrode assembly for a polymer electrolyte fuel cell provided with electrode catalyst layers, which include at least a proton-exchange polymer and carbon-supported catalyst, on both surfaces of a polymer electrolyte membrane, the resistance (Ri) of the proton-exchange polymer of the electrode catalyst layers is at least about 2 Ωcm | 12-11-2014 |
20140377682 | FUEL CELL - A fuel cell includes an electrolyte membrane, a first electrode, a second electrode and a stress suppressing structure. The first electrode is joined to one surface of the electrolyte membrane. The second electrode is joined to an other surface of the electrolyte membrane. The first peripheral section which is at least part of periphery of the first electrode is located on an inner side along a planar direction of the first electrode than respective peripheries of the electrolyte membrane and the second electrode. The stress suppressing structure is configured to suppress concentration of stress on a location along the first peripheral section in the electrolyte membrane. | 12-25-2014 |
20140377683 | SOLID OXIDE FUEL CELL, FUEL CELL MODULE, AND FUEL CELL DEVICE - A solid oxide fuel cell includes a solid electrolyte layer, a fuel electrode layer that is disposed on one surface of the solid electrolyte layer, an oxygen electrode layer that is disposed on the other surface of the solid electrolyte layer, and an intermediate layer that is disposed between the solid electrolyte layer and the oxygen electrode layer and that includes ceria-based particles containing rare earth elements other than cerium and ceramic particles consisting of oxide of a metallic element different from that of the ceria-based particles. The ceramic particles having a smaller average particle diameter than that of the ceria-based particles exist in grain boundaries of the ceria-based particles of the intermediate layer. | 12-25-2014 |
20140377684 | FUEL ELECTRODE DOUBLING AS SUPPORT OF SOLID OXIDE FUEL CELL AND FUEL-ELECTRODE-SUPPORTED SOLID OXIDE FUEL CELL - The present invention provides a fuel electrode doubling as a support of a solid oxide fuel cell that hardly deteriorates conductivity and strength thereof through repetitive exposure to reducing atmosphere/oxidizing atmosphere. The fuel electrode doubling as the support of the solid oxide fuel cell according to the present invention includes: a porous structure formed of first oxide particles having a 10% cumulative particle diameter between 5 μm and 12 μm and a 90% cumulative particle diameter between 84 μm and 101 μm; and electrode particles having an electrode catalytic activity that cover a surface in a gap of the porous structure and have a surface covered with second oxide particles by 10% to 70%. | 12-25-2014 |
20150030961 | FUEL CELLS - A redox fuel cell comprising an anode and a cathode separated by an ion selective polymer electrolyte membrane; means for supplying a fuel to the anode region of the cell; means for supplying an oxidant to the cathode region of the cell; means for providing an electrical circuit between the anode and the cathode; a non-volatile catholyte solution flowing fluid communication with the cathode, the catholyte solution comprising a polyoxometallate redox couple being at least partially reduced at the cathode in operation of the cell, and at least partially re-generated by reaction with the oxidant after such reduction at the cathode, wherein the polyoxometallate is represented by the formula: | 01-29-2015 |
20150044594 | PROCESSES FOR PRODUCING CATALYST-LAYER-SUPPORTING SUBSTRATE, CATALYST-LAYER-SUPPORTING SUBSTRATE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL - A catalyst-layer-supporting substrate comprising a substrate supporting a catalyst layer; wherein the catalyst layer comprises two or more porous catalyst metal particle layers that are superposed alternately with (i) two or more intersticed layers comprising at least one element selected from the group consisting of Mn, Fe, Co, Ni, Zn, Sn, Al, and Cu; or (ii) two or more fibrous carbon layers having interstices among fibers of the fibrous carbon. A method for forming a catalyst-layer-supporting structure that comprises porous catalyst metal particle by removing a pore-forming metal from a mixture layer containing a pore-forming metal and a catalyst metal. | 02-12-2015 |
20150044595 | PRODUCTION PROCESS OF ELECTRODE CATALYST FOR FUEL CELLS, ELECTRODE CATALYST FOR FUEL CELLS AND USES THEREOF - An object of the present invention is to suppress flooding phenomenon in an electrode catalyst for fuel cells containing a metal atom, a carbon atom, a nitrogen atom and an oxygen atom. A production process of an electrode catalyst for fuel cells is provided which includes a fluorination step of bringing a catalyst body into contact with fluorine, the catalyst body having an atom of at least one metal element selected from the group consisting of zinc, titanium, niobium, zirconium, aluminum, chromium, manganese, iron, cobalt, nickel, copper, strontium, yttrium, tin, tungsten, cerium, samarium and lanthanum, a carbon atom, a nitrogen atom and an oxygen atom. | 02-12-2015 |
20150044596 | SOLID ELECTROLYTE LAMINATE, METHOD FOR MANUFACTURING SOLID ELECTROLYTE LAMINATE, AND FUEL CELL - Provided is a solid electrolyte laminate comprising a solid electrolyte layer having proton conductivity and a cathode electrode layer laminated on one side of the solid electrolyte layer and made of lanthanum strontium cobalt oxide (LSC). Also provided is a method for manufacturing the solid electrolyte. This solid electrolyte laminate can further comprise an anode electrode layer made of nickel-yttrium doped barium zirconate (Ni—BZY). This solid electrolyte laminate is suitable for a fuel cell operating in an intermediate temperature range less than or equal to 600° C. | 02-12-2015 |
20150050578 | OXIDE-ION CONDUCTORS AND RELATED COMPOSITES AND DEVICES - The present disclosure relates to an oxide-ion conductor having the general formula La | 02-19-2015 |
20150056536 | NON-PLATINUM GROUP METAL ELECTROCATALYSTS USING METAL ORGANIC FRAMEWORK MATERIALS AND METHOD OF PREPARATION - A method of preparing a nitrogen containing electrode catalyst by converting a high surface area metal-organic framework (MOF) material free of platinum group metals that includes a transition metal, an organic ligand, and an organic solvent via a high temperature thermal treatment to form catalytic active sites in the MOF. At least a portion of the contained organic solvent may be replaced with a nitrogen containing organic solvent or an organometallic compound or a transition metal salt to enhance catalytic performance. The electrode catalysts may be used in various electrochemical systems, including a proton exchange membrane fuel cell. | 02-26-2015 |
20150064600 | FUEL CELL ASSEMBLY AND METHOD OF MANUFACTURING SAME, AND BONDING PART MANUFACTURING METHOD AND DEVICE - The present invention relates to a fuel cell assembly and method of manufacturing same, and a bonding part manufacturing method and device. For instance, in a resin frame, a depression part is subsidence formed from a lower-end face toward an upper-end face, and a housing hole is pass-through formed from a top surface of the depression part toward the upper-end face. For instance, the depression part, a cathode-side electrode and an electrolyte film are housed, and in such a circumstance, an anode-side electrode is housed in the housing hole. A portion of the resin frame permeates a gas diffusion layer which configures the anode-side electrode and is a porous body. Via the permeated site, the resin frame and the gas diffusion layer (anode-side electrode) are integrally bonded. | 03-05-2015 |
20150064601 | HIGH-MOLECULAR-WEIGHT ELECTROLYTE AND USE THEREOF - The present invention aims to provide a hydrocarbon-based polymer electrolyte which is excellent in processability and proton conductivity, especially proton conductivity at low water content, and a membrane thereof. The polymer electrolyte contains, in its main chain, a repeating unit represented by the following formula (1): | 03-05-2015 |
20150086902 | THIN FILM CATALYTIC MATERIAL FOR USE IN FUEL - A catalytic material includes (i) a support material and (ii) a thin film catalyst coating having an inner face adjacent to the support material and an outer face, the thin film catalyst coating having a mean thickness of ≦8 nm, and wherein at least 40% of the support material surface area is covered by the thin film catalyst coating; and wherein the thin film catalyst coating includes a first metal and one or more second metals, and wherein the atomic percentage of first metal in the thin film catalyst coating is not uniform through the thickness of the thin film catalyst coating. | 03-26-2015 |
20150093680 | HIGH PERFORMANCE MULTILAYER ELECTRODES FOR USE IN REDUCING GASES - Electrode materials systems for planar solid oxide fuel cells with high electrochemical performance including anode materials that provide exceptional long-term durability when used in reducing gases and cathode materials that provide exceptional long-term durability when used in oxygen-containing gases. The anode materials may comprise a cermet in which the metal component is a cobalt-nickel alloy. These anode materials provide exceptional long-term durability when used in reducing gases, e.g., in SOFCs with sulfur contaminated fuels. The cermet also may comprise a mixed-conducting ceria-based electrolyte material. The anode may have a bi-layer structure. A cerium oxide-based interfacial layer with mixed electronic and ionic conduction may be provided at the electrolyte/anode interface. | 04-02-2015 |
20150099209 | FORMATION OF SOLID OXIDE FUEL CELLS BY SPRAYING - The present embodiment describes a method of forming different layers in a solid oxide fuel cell. The method begins by preparing slurries which are then delivered to a spray nozzle. The slurries are then atomized and sprayed subsequently onto a support to produce a layer which is then dried. In this embodiment different layers can comprise an anode, an electrode and a cathode. Also the support can be a metal or a metal oxide which is later removed. | 04-09-2015 |
20150111128 | METHOD FOR PRODUCING ANION EXCHANGE MEMBRANE, FUEL CELL MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL - The method for producing an anion exchange membrane according to the present invention includes the steps of irradiating a substrate composed of a hydrocarbon polymer with radiation and heat-treating the irradiated substrate so as to form a crosslinked structure between chains of the hydrocarbon polymer contained in the substrate; further irradiating the substrate, in which the crosslinked structure has been formed, with radiation and graft-polymerizing, onto the irradiated substrate, a monomer containing a site into which a functional group having anion conducting ability can be introduced and an unsaturated carbon-carbon bond so as to form a graft chain composed of the polymerized monomer; and introducing the functional group having anion conducting ability into the site of the formed graft chain. | 04-23-2015 |
20150111129 | PROTON CONDUCTOR AND PROTON CONDUCTOR DEVICE - A proton conductor includes an electrolytic layer having first and second main surfaces; and a plurality of catalyst particles. The first main surface of the electrolytic layer includes a flat portion and a plurality of recessed portions. The plurality of catalyst particles are respectively located in the plurality of recessed portions. The flat portion of the first main surface and parts of surfaces of the plurality of catalyst particles exposed from the plurality of recessed portions form a third main surface. The electrolytic layer is formed of a single crystal of a perovskite-type oxide having a proton conductivity. The catalyst particles are formed of a single crystal of a noble metal material. The perovskite-type oxide of the electrolytic layer) has a crystal orientation that matches a crystal orientation of the noble metal material of the plurality of catalyst particles. | 04-23-2015 |
20150125781 | FUEL CELL - A fuel battery cell has a membrane electrode assembly, a frame, a pair of separators, and support members. The membrane electrode assembly is formed with an anode and a cathode bonded so as to face an electrolyte membrane. The frame holds the periphery of the membrane electrode assembly. The pair of separators sandwich the frame holding the membrane electrode assembly. The support members protrude along an edge part of the frame so as to pass beyond the frame and support the membrane electrode assembly. | 05-07-2015 |
20150132680 | FUEL CELL - A power generation unit of a fuel cell stack includes a first metal separator, a first membrane electrode assembly, a second metal separator, a second membrane electrode assembly, and a third metal separator. A first oxygen-containing gas flow field includes a plurality of wavy flow grooves. An outlet merging area is provided at the end of the wavy flow grooves on the outlet side. The outlet merging area is connected to a plurality of straight connection flow grooves. The groove depth of the straight connection flow grooves is smaller than the groove depth of the wavy flow grooves. | 05-14-2015 |
20150147676 | Fuel Cell - A fuel cell having an air electrode provided on one surface of a solid oxide electrolyte layer; a fuel electrode on the other surface thereof; and a separator | 05-28-2015 |
20150295262 | POLYMER ELECTROLYTE COMPOSITION, AND POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE COMPLEX AND SOLID POLYMER-TYPE FUEL CELL EACH PRODUCED USING SAME - The present invention provides: a polymer electrolyte composition which can achieve excellent proton conductivity under slightly humidified conditions, excellent mechanical strength and excellent physical durability, has excellent practicality, and can be produced using a nitrogen-containing additive, wherein the nitrogen-containing additive can prevent the elution of the additive under a strongly acidic atmosphere during the operation of a fuel cell, has excellent chemical stability so as to tolerate a strongly acidic atmosphere, can be dissolved in various general-purpose organic solvents, has superior processability, can be mixed with an ionic-group-containing polymer, can prevent the occurrence of phase separation during the formation of a film, and can prevent the formation of an island-in-sea-like phase separation structure or the occurrence of bleeding out during the formation of a film; and a polymer electrolyte membrane, a membrane electrode assembly and a polymer electrolyte fuel cell, each of which is produced using the polymer electrolyte composition. The polymer electrolyte composition according to the present invention comprises at least an ionic-group-containing polymer (A) and a nitrogen-containing additive (B), said polymer electrolyte composition being characterized in that the nitrogen-containing additive (B) is represented by a specific structural formula. | 10-15-2015 |
20150295263 | SOLID OXIDE FUEL CELL AND ELECTROLYSIS DEVICE - The present invention provides a fuel cell comprising a cathode, an electrolyte membrane, and an anode. The electrolyte membrane is sandwiched between the cathode and the anode. The cathode is formed of a first proton conductor represented by the following chemical formula A | 10-15-2015 |
20150299026 | GLASS COMPOSITION FOR THE USE AS A SEALANT - The invention concerns a glass composition for the use as a sealant, particularly in a solid oxide fuel cell (SOFC) or in a solid oxide electrolyser cell (SOEC). The glass composition comprises 5-70 mol % CaO, 5-45 mol % ZnO, 5-50 mol % B | 10-22-2015 |
20150299878 | PROCESS FOR PREPARING MULTI-LAYER PROTON EXCHANGE MEMBRANES AND MEMBRANE ELECTRODE ASSEMBLIES - A process for preparing multi-layer proton exchange membranes (“PEM's”), and membrane electrode assemblies (“MEA's”) that include the PEM. The process includes (a) providing an article that includes an ionomer membrane adhered to a substrate, the membrane having a surface available for coating; (b) applying a dispersion or solution (e.g., an ionomer dispersion or solution) to the membrane surface; (c) drying the dispersion or solution to form a multi-layer PEM adhered to the substrate; and (d) removing the multi-layer PEM from the substrate. Also featured a multi-layer PEM's and MEA's incorporating such PEM's. | 10-22-2015 |
20150303505 | REINFORCED COMPOSITE MEMBRANE FOR FUEL CELL AND MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL COMPRISING THE SAME - Disclosed are a reinforced composite membrane for fuel cells including a porous support comprising three-dimensionally irregularly and discontinuously arranged nanofibers of a polymer and a first ionic conductor, and a second ionic conductor filling pores of the porous support, wherein the first ionic conductor is present as nanofibers in the porous support or is present in the nanofibers of the polymer to form the nanofibers together with the polymer, and a membrane-electrode assembly for fuel cells including the same. As a result, impregnation uniformity and impregnation rate of the ionic conductors are improved and proton (hydrogen ion) conductivity is thus enhanced. | 10-22-2015 |
20150318563 | FUEL CELL WITH SEPARATOR, METHOD FOR MANUFACTURING SAME, AND FUEL CELL STACK - A fuel cell with separator includes a fuel cell body having a cathode, an anode, and a solid electrolyte layer disposed between the cathode and the anode; a plate-like metal separator having first and second main surfaces and an opening which opens at the first and second main surfaces; a joint formed of an Ag-containing brazing filler metal and adapted to join the fuel cell body and the first main surface of the metal separator; and a seal formed of a glass-containing sealing material and disposed closer to the opening than is the joint, the seal being located between the first main surface and the fuel cell body and extending along the entire perimeter of the opening. | 11-05-2015 |
20150322578 | METHOD FOR MANUFACTURING MEMBRANE-ELECTRODE ASSEMBLY, MEMBRANE-ELECTRODE ASSEMBLY, LAMINATE FOR FORMING MEMBRANE-ELECTRODE ASSEMBLY, POLYMER ELECTROLYTE FUEL CELL AND WATER-ELECTROLYSIS DEVICE - Laminates (A) that each have a catalyst layer and an electrolyte membrane are obtained either by disposing catalyst layers on one surface of each of a plurality of the electrolyte membranes, or by coating the catalyst layers with an electrolyte membrane forming composition. A membrane electrode assembly is then obtained either by layering the laminates (A) together with the electrode membrane sides facing each other, or by layering a laminate (A) and an electrolyte membrane (a) together such that one side of the electrolyte membrane (a) is in contact with the electrolyte membrane of the laminate (A) and then disposing a catalyst layer on the other side of the electrolyte membrane (a). | 11-12-2015 |
20150349349 | CATHODE MATERIAL AND FUEL CELL - A cathode material used in an anode and a cathode contains (Co,Fe) | 12-03-2015 |
20150349355 | FUEL CELL - A fuel cell includes a membrane electrode assembly, a separator, and a sealing member. The sealing member is provided on a separator surface and includes a base seal portion, a protruding seal portion, a first recessed portion, and a second recessed portion. The protruding seal portion protrudes from the base seal portion in a stacking direction so as to block leakage of at least one of a fuel gas, an oxidant gas, and a coolant which flow along the separator surface. The first recessed portion is disposed on a first side of the protruding seal portion. The second recessed portion is disposed on a second side of the protruding seal portion opposite to the first recessed portion. The first recessed portion and the second recessed portion have a height in the stacking direction smaller than a height of the base seal portion in the stacking direction. | 12-03-2015 |
20150349362 | PROTECTIVE AND PRECIPITATION LAYERS FOR PEM FUEL CELL - A membrane electrode assembly is provided which includes an anode; a cathode; a membrane between the anode and the cathode; and a protective layer between the membrane and at least one electrode of the anode and the cathode, the protective layer having a layer of ionomer material containing a catalyst, the layer having a porosity of between 0 and 10%, an ionomer content of between 50 and 80% vol., a catalyst content of between 10 and 50% vol., and an electrical connectivity between catalyst particles of between 35 and 75%. A configuration using a precipitation layer to prevent migration of catalyst ions is also provided. | 12-03-2015 |
20150349366 | ELECTROLYTE EMULSION AND PROCESS FOR PRODUCING SAME - The present invention provides a fluoropolymer electrolyte material which has improved processability and which is easily produced. The electrolyte emulsion of the present invention comprises an aqueous medium and a fluoropolymer electrolyte dispersed in the aqueous medium. The fluoropolymer electrolyte has a monomer unit having an SO | 12-03-2015 |
20150357653 | Vanadium Solid-Salt Battery and Method for Producing Same - A vanadium solid-salt battery having enhanced effective utilization is provided. The vanadium solid-salt battery includes: electrodes containing a carbon electrode material that carries a precipitation containing a vanadium ion or a vanadium-containing cation as an active material; and a separator disposed between the electrodes. At least a part of a surface of the carbon electrode material is coated with the precipitation. | 12-10-2015 |
20150372315 | USE OF AN ANODE CATALYST LAYER - A method of operating a fuel cell having an anode, a cathode and a polymer electrolyte membrane disposed between the anode and the cathode, includes feeding the anode with an impure hydrogen stream having low levels of carbon monoxide up to 5ppm, and wherein the anode includes an anode catalyst layer including a carbon monoxide tolerant catalyst material, wherein the catalyst material includes: (i) a binary alloy of PtX, wherein X is a metal selected from the group consisting of rhodium and osmium, and wherein the atomic percentage of platinum in the alloy is from 45 to 80 atomic % and the atomic percentage of X in the alloy is from 20 to 55 atomic %; and (ii) a support material on which the PtX alloy is dispersed; wherein the total loading of platinum group metals (PGM) in the anode catalyst layer is from 0.01 to 0.2 mgPGM/cm | 12-24-2015 |
20150380742 | MEMBRANE ELECTRODE ASSEMBLIES WITH HYDROGEN PEROXIDE DECOMPOSITION CATALYST - A membrane electrode assembly includes an anode including a hydrogen oxidation catalyst; a cathode; a membrane disposed between the anode and the cathode; and a peroxide decomposition catalyst positioned in at least one position selected from the group consisting of a layer between the anode and the membrane and a layer between the cathode and the membrane wherein the peroxide decomposition catalyst has selectivity when exposed to hydrogen peroxide toward reactions which form benign products from the hydrogen peroxide. The peroxide decomposition catalyst can also be positioned within the membrane. Also disclosed is a power-generating fuel cell system including such a membrane electrode assembly, and a process for operating such a fuel cell system. The assembly components contain ionomer material which can be perfluorinated or non-perfluorinated, high temperature, hydrocarbon, and the like. | 12-31-2015 |
20150380743 | Metal Oxygen Battery Containing Oxygen Storage Materials - A method of storing oxygen in a cathode including an oxygen storage metal-organic framework (“MOF”) material comprising a mixture of ionic conductive material, electron conductive material and catalyst material within the MOF. | 12-31-2015 |
20160006068 | COMPOSITE PROTON CONDUCTING ELECTROLYTE WITH IMPROVED ADDITIVES FOR FUEL CELLS - Additives can be used to prepare polymer electrolyte for membrane electrode assemblies in polymer electrolyte fuel cells in order to improve both durability and performance. The additives are chemical complexes comprising certain metal and organic ligand components. | 01-07-2016 |
20160013496 | SUBSTRATE FILM FOR USE IN CATALYST TRANSFER FILM AND METHOD FOR PRODUCING THE SAME, METHOD FOR PRODUCING CATALYST TRANSFER FILM, AND CATALYST COATED MEMBRANE | 01-14-2016 |
20160013507 | FUEL SYSTEM USING REDOX FLOW BATTERY | 01-14-2016 |
20160028094 | SOLID OXIDE FUEL CELL HAVING LONGITUDINAL AND LATERAL CHANNELS - Provided is a solid oxide fuel cell having longitudinal and lateral channels in an electronic separator plate. A solid oxide fuel cell includes a unit cell formed by stacking a cathode, electrolyte, and an anode, a separator plate having channels in both surfaces thereof, wherein reaction gas flows through the channels, and the channels include longitudinal channels parallel to a flow direction of the reaction gas, and lateral channels crossing the flow direction of the reaction gas, and a collector disposed between the unit cell and the separator plate. The longitudinal channels increase in width from a reaction gas inflow hole to a reaction gas outflow hole. | 01-28-2016 |
20160028097 | MEMBRANE ELECTRODE ASSEMBLY OF FUEL CELL - A membrane electrode assembly includes a proton exchange membrane and at least one electrode located on the proton exchange membrane, wherein the at least one electrode includes a carbon fiber film. The carbon fiber film includes at least one carbon nanotube film including a number of carbon nanotubes joined end to end and extending along a same direction. Each of the number of carbon nanotubes is joined with a number of graphene sheets, and an angle is between a lengthwise direction of each of the number of graphene sheets and the number of carbon nanotubes. | 01-28-2016 |
20160028100 | ELECTROLYTE MEMBRANE FOR FUEL CELL, MANUFACTURING METHOD OF ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL - In an electrolyte membrane for a fuel cell, having nanofiber unwoven cloth buried in an electrolyte resin, the nanofiber unwoven cloth is disposed being exposed only from one face of the electrolyte membrane. The fuel cell includes a MEA having an anode electrode disposed on one face of the electrolyte membrane and having a cathode electrode disposed on the other face thereof, and a pair of separators holding the MEA by sandwiching the MEA therebetween. Thereby, the electrolyte membrane for a fuel cell, the manufacturing method of the electrolyte membrane, and the fuel cell are provided with which the electric power generation property and productivity are improved. | 01-28-2016 |
20160043407 | PFCB NANOMETER SCALE FIBERS - A method for making a fibrous layer for fuel cell applications includes a step of combining a perfuorocyclobutyl-containing resin with a water soluble carrier resin to form a resinous mixture. The resinous mixture is then shaped to form a shaped resinous mixture. The shaped resinous mixture includes perfuorocyclobutyl-containing structures within the carrier resin. The shaped resinous mixture is contacted (i.e., washed) with water to separate the perfuorocyclobutyl-containing structures from the carrier resin. Optional protogenic groups and then a catalyst are added to the perfuorocyclobutyl-containing structures. | 02-11-2016 |
20160043412 | GAS CHANNEL FORMING MEMBER FOR FUEL CELLS, AND FUEL CELL - A gas channel forming member is located between a separator and a membrane electrode assembly. The gas channel forming member includes gas channels, which are arranged in parallel with each other on a surface that faces the membrane electrode assembly, water channels, which are formed on a surface that faces the separator, and inner communication passages. The water channels are each located between adjacent two of the gas channels. The inner communication passages communicate the gas channels and the water channels with each other. Each water channel is formed such that the flow cross-sectional area in an outlet section including an outlet opening is larger than the cross-sectional area of an upstream section, which is upstream of an adjacent to the outlet section in the flow direction of the oxidant gas. | 02-11-2016 |
20160043424 | GOLD NANOPARTICLES-ENHANCED PROTON EXCHANGE MEMBRANE FUEL CELL - A proton exchange membrane fuel cell that includes: a positive electrode; a negative electrode; a polyelectrolyte membrane; and platelet-shaped nanoparticles of gold, platinum, palladium, silver, copper or their alloys or mixtures thereof. The polyelectrolyte membrane includes a sulfonated tetrafluoroethylene based fluoropolymer-copolymer and is disposed between the positive electrode and the negative electrode. The nanoparticles contact the surface of the proton exchange membrane increase the efficiency of the fuel cell by at least 50%. | 02-11-2016 |
20160049663 | IONOMER SOLUTION CONTAINING ANION-EXCHANGE RESIN DISSOLVED IN SOLVENT - Provided is an ionomer solution including an anion-exchange resin and a solvent. The anion-exchange resin is dissolved in the solvent, the anion-exchange resin includes a matrix resin and an anion-exchange group, the matrix resin includes a styrene elastomer, and the anion-exchange group is a quaternary ammonium salt group having at least one unit derived from an amine selected from the group consisting of an N,N-dimethylalkylamine having an alkyl group having two or more carbon atoms and a bicycloalkane having a nitrogen atom at a bridgehead position. | 02-18-2016 |
20160049664 | CATALYST FOR FUEL CELLS AND METHOD FOR PRODUCING THE SAME - The present invention is to provide a catalyst for fuel cells, which is able to inhibit gas diffusion resistance and shows high IV characteristics far more than conventional fuel cell catalysts, and a method for producing the catalyst. Disclosed is a catalyst for fuel cells, comprising fine catalyst particles, each of which comprises a palladium-containing particle and an outermost layer containing platinum and covering the palladium-containing particle, and a carrier on which the fine catalyst particles are supported, wherein the catalyst for fuel cells satisfies 0.9×S1≦S2 in which S1 is a BET specific surface area of a material for the carrier, and S2 is a BET specific surface area of the carrier in the catalyst for fuel cells. | 02-18-2016 |
20160049678 | New Method for the Fabrication of Homogenous Blends of Polystyrenesulfonic Acid and Polyvinylidene Fluoride Suitable For The Application In Direct Oxidation Methanol Fuel Cells (DMFCs) - A membrane electrode assembly includes an anode catalyst layer, a cathode catalyst layer, and a polymeric blend proton exchange membrane interposed between the anode catalyst layer and the cathode catalyst layer. The polymeric blend proton exchange membrane includes a scaffold polymer and a polyacid polymer. The polyacid polymer being formed from a polyacid polymer precursor. Characteristically, the scaffold polymer and the polyacid polymer precursor have matching solubility parameters. | 02-18-2016 |
20160064752 | SOLID-OXIDE ELECTROLYTIC CELL, CELL STACK DEVICE AND ELECTROLYTIC MODULE, AND ELECTROLYTIC DEVICE - To provide a solid-oxide electrolytic cell, a cell stack device, an electrolytic module, and an electrolytic device wherein breakage of end portion is reduced. | 03-03-2016 |
20160064763 | APPARATUS AND METHOD ASSOCIATED WITH REFORMER-LESS FUEL CELL - An electrolyte membrane for a reformer-less fuel cell is provided. The electrolyte membrane is assembled with fuel and air manifolds to form the fuel cell. The fuel manifold receives an oxidizable fuel from a fuel supply in a gaseous, liquid, or slurry form. The air manifold receives air from an air supply. The electrolyte membrane conducts oxygen in an ionic superoxide form when the fuel cell is exposed to operating temperatures above the boiling point of water to electrochemically combine the oxygen with the fuel to produce electricity. The electrolyte membrane includes a porous electrically non-conductive substrate, an anode catalyst layer deposited along a fuel manifold side of the substrate, a cathode catalyst layer deposited along an air manifold side of the substrate, and an ionic liquid filling the substrate between the anode and cathode catalyst layers. Methods for manufacturing and operating the electrolyte membrane are also provided. | 03-03-2016 |
20160072133 | CATALYST AND ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL USING THE CATALYST - The present invention has an object to provide a catalyst having excellent oxygen reduction reaction activity. The present invention relates to a catalyst comprising a catalyst support and a catalyst metal supported on the catalyst support, wherein a specific surface area of the catalyst per support weight is 715 m | 03-10-2016 |
20160072144 | 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. | 03-10-2016 |
20160079605 | CATALYST AND ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL USING THE CATALYST - The object of the present invention is to provide a catalyst having an excellent catalyst activity. | 03-17-2016 |
20160079606 | CATALYST, AND ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL USING THE CATALYST - [Object] Provided is a catalyst having an excellent gas transportability. | 03-17-2016 |
20160079610 | INSULATING STRUCTURE, FUEL CELL AND FUEL CELL STACK - This insulating structure is for a fuel cell stack or a fuel cell of the fuel cell stack. The fuel cell stack includes a membrane electrode assembly with a peripheral frame and a pair of separators that hold the frame and the membrane electrode assembly in between and is formed by stacking a plurality of sets of the membrane electrode assembly and the pair of separators. The insulating structure includes: a coupling member disposed on at least a part of an outer periphery of the fuel cell stack or the fuel cell; and a projection formed on the coupling member in an area surrounded by the pair of separators and the frame. | 03-17-2016 |
20160087281 | CATALYST AND ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL USING THE CATALYST - [Object] Provided is a catalyst having excellent gas transportability. | 03-24-2016 |
20160087282 | CATALYST LAYER, METHOD FOR PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY AND ELECTROCHEMICAL CELL - Embodiments of the present disclosure aim to provide a catalyst layer ensuring a high cell voltage and having both excellent robustness and sufficient endurance, and also to provide a process for producing the layer, a membrane electrode assembly and an electrochemical cell. The catalyst layer comprises two or more noble metal-containing layers | 03-24-2016 |
20160093901 | FUEL CELL AND MANUFACTURING METHOD OF FUEL CELL - A fuel cell includes: a membrane electrode assembly; a porous member arranged on a cathode side of the membrane electrode assembly and having a first surface, a second surface, and an end surface portion, the end surface portion being between an end side portion of the first surface and the second surface; a sealing plate arranged along the end side portion of the first surface; and a separator plate arranged on the second surface. The porous member supplies oxidant gas to the membrane electrode assembly through the first surface, and discharges oxidant off-gas to a discharge portion of the fuel ceil via the end surface portion. The first surface has a first region facing the sealing plate and being between the sealing plate and the second region, the second surface has a second region. A hydrophilicity of the first region is different from that of the second region. | 03-31-2016 |
20160093902 | FUEL CELL - A fuel cell includes: a membrane electrode assembly; a gas flow path member that has a first side that is arranged on a surface of the membrane electrode assembly: a pair of separators that are arranged sandwiching the membrane electrode assembly and the gas flow path member, and each have a separating portion and a plurality of holes separated by the separating portion, the holes being provided in each of opposite sides of the separator and being lined up in a predetermined direction along the sides; and a sealing plate that is arranged on an end portion of the first side adjacent to the holes, and is welded to the gas flow path member at a predetermined welding position, the predetermined welding position being provided in a region that includes a position on a straight line that passes through the separating portion and is perpendicular to the sides. | 03-31-2016 |
20160099473 | CATALYST PARTICLE, SUPPORT-TYPE CATALYST PARTICLE, AND USES THEREOF - A catalyst particle including platinum and palladium, and having a proportion of palladium in the surface of the particle, measured by X-ray photoelectron spectroscopy (XPS), of 45 to 55 atom % with respect to a total amount of platinum and palladium of 100 atom %. Also disclosed is a support-type catalyst particle, a fuel cell catalyst layer, an electrode including the fuel cell catalyst layer and a membrane electrode assembly including the electrode. | 04-07-2016 |
20160099475 | FUEL CELL - A fuel cell includes a membrane electrode assembly and a metal separator. The membrane electrode assembly includes an electrolyte membrane, first and second electrodes, and a resin frame member. The resin frame member is provided on an outer peripheral portion of the membrane electrode assembly. The metal separator is stacked on the membrane electrode assembly in a stacking direction and includes a reactant gas channel, a reactant gas manifold, and a flat portion. The resin frame member of the membrane electrode assembly has an outer shape to be disposed further inward than the reactant gas manifold and includes a connection channel portion that is disposed outward from an electrode surface and that connects the reactant gas manifold and the reactant gas channel to each other. The flat portion is provided in contact with the connection channel portion. | 04-07-2016 |
20160118670 | CATALYST ELECTRODE LAYER, MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL - A catalyst electrode layer is configured to be disposed in contact with an electrolyte membrane of a fuel cell. A content of Fe per unit area of the catalyst electrode layer is equal to or larger than 0 μg/cm | 04-28-2016 |
20160118680 | MULTI-LAYERED LAYER ARRANGEMENT FOR A SOLID ELECTROLYTE - A cathode-electrolyte-anode unit for an electrochemical functional device, in particular a high-temperature fuel cell. The unit has a multi-layer solid-state electrolyte arranged between a porous anode and a porous cathode. The solid-state electrolyte is produced by a vapor deposition process and has a sandwich-type structure consisting of at least one first layer with a lower oxygen content, and at least one second layer with a higher oxygen content. The individual layers have substantially the same composition, with the exception of oxygen. | 04-28-2016 |
20160126561 | USE OF AN ANODE CATALYST LAYER - A method of operating a fuel cell having an anode, a cathode and a polymer electrolyte membrane disposed between the anode and the cathode, includes feeding the anode with an impure hydrogen stream having low levels of carbon monoxide up to 5 ppm, and wherein the anode includes an anode catalyst layer including a carbon monoxide tolerant catalyst material, wherein the catalyst material includes: (i) a binary alloy of PtX, wherein X is a metal selected from the group consisting of Ti, V and Cr, and wherein the atomic percentage of platinum in the alloy is from 45 to 80 atomic % and the atomic percentage of X in the alloy is from 20 to 55 atomic %; and (ii) a support material on which the PtX alloy is dispersed; wherein the total loading of platinum in the anode catalyst layer is from 0.01 to 0.2 mgPt/cm | 05-05-2016 |
20160126578 | CONSOLIDATED FUEL CELL ELECTRODE - This disclosure related to polymer electrolyte member fuel cells and components thereof, including fuel cell electrodes. | 05-05-2016 |
20160133945 | Method of Manufacturing Membrane Electrode Assembly, and Membrane Electrode Assembly - There is provided a method of manufacturing a membrane electrode assembly that has an electrode catalyst layer formed on a surface of an electrolyte membrane. The electrode catalyst layer formed in the membrane electrode assembly is produced by a drying process that dries a catalyst ink which includes catalyst-supported particles having a catalyst metal supported thereon, a solvent and an ionomer, at a predetermined temperature. The catalyst ink includes a plurality of different solvents having different boiling points. The predetermined temperature is set to be lower than the boiling point of the solvent having the lowest boiling point among the plurality of different solvents. | 05-12-2016 |
20160133977 | INDIVIDUAL SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR SAME - To provide a solid oxide fuel cell with improved durability while obtaining sufficient electricity generating performance. The present invention is a method for manufacturing solid oxide fuel cells ( | 05-12-2016 |
20160133981 | REVERSE ELECTRODIALYSIS SYSTEMS COMPRISING WAFER AND APPLICATIONS THEREOF - In one aspect, reverse electrodialysis systems are described herein having constructions operable to reduce membrane stack resistance, thereby requiring significantly less membrane surface area for meaningful electrical power generation. A reverse electrodialysis system described herein comprises an anode and cathode adjacent to a membrane stack, the membrane stack comprising alternating anion and cation exchange membranes defining diluate and concentrate ionic solution compartments, wherein an ion exchange medium is positioned in a diluate compartment. | 05-12-2016 |
20160133988 | WATERBORNE FLUOROPOLYMER COMPOSITION - This invention relates to a waterborne fluoropolymer composition useful for the fabrication of Li-ion-Battery (LIB) electrodes. The fluoropolymer composition contains an organic carbonate compound, which is more environmentally friendly than other fugitive adhesion promoters currently used in waterborne fluoropolymer binders. An especially useful organic carbonate compound is ethylene carbonate (EC) and vinylene carbonate (VC), which are solids at room temperature, and other carbonates which are liquid at room temperature such as propylene carbonate, methyl carbonate and ethyl carbonate. The composition of the invention is low cost, environmentally friendly, safer, and has enhanced performance compared to current compositions. | 05-12-2016 |
20160141631 | CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND ELECTROCHEMICAL CELL - A method of manufacturing a membrane electrode assembly, including: forming a catalyst layer precursor containing a mixture of a catalyst material and a pore-forming material on a substrate having a flatness of 60% or more; removing the pore-forming material from the catalyst layer precursor on the substrate, thereby forming a catalyst layer containing the catalyst material and having a porosity of 20 to 90% by volume; transferring the catalyst layer from the substrate to a gas diffusion layer, to provide an electrode; and bonding the catalyst layer of the electrode to an electrolyte membrane, to provide a membrane electrode assembly. | 05-19-2016 |
20160141639 | FUEL CELL - In a fuel cell, a cathode passage extends from an oxidizing gas supply hole to an oxidizing gas discharge hole. A turn interval at which a flow direction of an oxidizing gas returns to an original direction in an upstream-side passage region is different from the turn interval in a downstream-side passage region. A ratio between the turn interval in the upstream-side passage region and the turn interval in the downstream-side passage region is set to 1.1:1 to 3:1. The upstream-side passage region is overlapped with a most downstream-side passage portion of an anode passage with a membrane electrode assembly interposed between the upstream-side passage region and the most downstream-side passage portion. | 05-19-2016 |
20160149225 | OXYGEN REDUCTION CATALYST AND USE THEREOF - An oxygen reduction catalyst which includes composite particles including a portion including an inorganic metal compound and a portion containing carbon. The composite particles include a metal element M1, carbon, and oxygen as constituent elements; the amount of carbon atoms is 1 to 10 mol, and the amount of oxygen atoms is 1 to 3 mol, assuming that the total amount of atoms in the metal element M1 is 1 mol; a G-band and a D-band are present in a Raman spectrum, and a V/G ratio defined in an expression described below is 0.10 to 0.35: V/G ratio=(minimum value of spectral intensity in region V which is a region between G-band and D-band)/(peak intensity in G-band). | 05-26-2016 |
20160149228 | Electrode Catalyst and Fuel cell Using The Same - The present invention discloses an electrode catalyst used in a fuel cell, comprising a support and a catalyst. The catalyst is supported on the support and has major compositions selected from the group consisting of the following: pheophytin and its derivatives, pheophorbide and its derivatives, pyropheophytin and its derivatives, and pyropheophorbide and its derivatives. The present invention also discloses a membrane electrode assembly for a fuel cell and the related fuel cell. | 05-26-2016 |
20160149232 | RESIN-FRAMED MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL - A resin-framed membrane-electrode assembly for a fuel cell includes a stepped membrane-electrode assembly and a resin frame member. The stepped membrane-electrode assembly includes a polymer electrolyte membrane, a first electrode, and a second electrode. The resin frame member surrounds an outer perimeter of the polymer electrolyte membrane and includes an inner perimeter base end and an inner protruding portion. The inner protruding portion includes a flat surface portion which extends to face an outer perimeter surface portion of a second surface of the polymer electrolyte membrane and on which an adhesive layer is provided so that the adhesive layer lies at least between the flat surface portion and the outer perimeter surface portion. The adhesive layer has a tapered shape in which a thickness of the adhesive layer increases from a tip of the inner protruding portion toward the inner perimeter base end. | 05-26-2016 |
20160149250 | ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, AND SOLID POLYMER FUEL CELL - The present invention relates to an electrolyte membrane, a membrane-electrode assembly and a polymer electrolyte fuel cell. The electrolyte membrane contains a polymer (1) including a hydrophobic structural unit and a structural unit having a proton-conducting group and a polymer (2) including a hydrophobic structural unit having no sulfonic group which is different from the hydrophobic structural unit of the polymer (1). | 05-26-2016 |
20160156043 | FUEL CELL AND METHOD OF MANUFACTURING SAME (AS AMENDED) | 06-02-2016 |
20160156058 | COMPOSITE MATERIAL FOR FUEL CELL, METHOD FOR PRODUCING COMPOSITE MATERIAL FOR FUEL CELL, AND FUEL CELL | 06-02-2016 |
20160164110 | DEFORMATION ABSORBING MEMBER AND FUEL CELL - A deformation absorbing member is stacked between an anode side separator and a cathode side separator assembled in pairs to absorb the deformations of the stacked members. The stacked members include a separator unit with the anode side separator and the cathode side separator and a membrane electrode assembly. The deformation absorbing member includes an absorbing portion for absorbing a variation in the in-plane distribution of stress caused by deformation along the stacking direction of the stacked members. | 06-09-2016 |
20160164113 | RESIN-FRAMED MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL AND METHOD FOR MANUFACTURING THE SAME - A resin-framed membrane-electrode assembly for a fuel cell includes a stepped membrane-electrode assembly, a resin frame, and a water-impermeable layer. The stepped membrane-electrode assembly includes a solid polymer electrolyte membrane having a first surface and a second surface opposite to the first surface, a first electrode provided on the first surface, and a second electrode provided on the second surface. The second surface has an exposed surface on an area outside of an outer periphery of the second electrode. The water-impermeable layer is disposed on the exposed surface of the solid polymer electrolyte membrane so that the exposed surface is bonded to an inner protruding portion of the resin frame via the water-impermeable layer and an adhesive and so that a region of the exposed surface where the water-impermeable layer is disposed is larger than a region of the water-impermeable layer where the adhesive is applied. | 06-09-2016 |
20160164114 | SOLID OXIDE FUEL CELL AND METHOD FOR MANUFACTURING SAME - The present specification relates to a solid oxide fuel cell and a method for manufacturing the same. | 06-09-2016 |
20160164115 | PROTECTIVE EDGE SEAL HAVING ALKALI METAL IONS FOR MEMBRANE ION EXCHANGE - A unitized electrode assembly ( | 06-09-2016 |
20160168734 | Low Temperature Electrolytes for Solid Oxide Cells Having High Ionic Conductivity | 06-16-2016 |
20160172684 | SOLID OXIDE FUEL CELL MANUFACTURING METHOD FOR SOLID OXIDE FUEL CELL | 06-16-2016 |
20160172700 | HIGH TEMPERATURE MEMBRANE ELECTRODE ASSEMBLY WITH HIGH POWER DENSITY AND CORRESPONDING METHOD OF MAKING | 06-16-2016 |
20160181630 | METHOD FOR MAKING A MEMBRANE-ELECTRODE ASSEMBLY WITH PERIPHERAL SEAL, AND THE MEMBRANE-ELECTRODE ASSEMBLY | 06-23-2016 |
20160197358 | CATALYST PARTICLE, AND ELECTRODE CATALYST, ELECTROLYTE MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL USING THE SAME | 07-07-2016 |
20180023205 | Low Temperature Electrolytes for Solid Oxide Cells Having High Ionic Conductivity | 01-25-2018 |
20180026277 | Passive direct liquid fuel cell and its preparing method | 01-25-2018 |