Matches 101 - 150 out of 1042 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >
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7157176 Membrane-electrode assembly for polymer electrolyte fuel cell, and process for its production  
A process for producing a membrane-electrode assembly for a polymer electrolyte fuel cell comprising an anode and a cathode each having a catalyst layer, and an ion exchange membrane disposed...
7157175 Solid polymer electrolyte membrane fuel cell electrode catalyst layer  
A solid polymer electrolyte membrane fuel cell electrode catalyst layer comprises Pt particles carried on a carbon carrier and a solid polymer electrolyte, wherein a center-to-center distance...
7157166 Ammonia fuel cell  
This invention refers to generating electrical energy comprising an ammonia fuel cell for generating electrical energy including a catalyst being in contact with a high temperature proton...
7153802 Method of making an electrode for a membrane electrode assembly and method of making the membrane electrode assembly  
A method of making an electrode decal, comprises forming a catalyst ink comprising a catalyst compound, a perfluorinated sulfonyl fluoride polymer, and an ester; disposing the catalyst ink on a...
7151069 Manufacturing processes of catalyst layer for fuel cell  
The feature of the process for ultra-low alloy catalyst loading electrode according to this invention is to reduce its alloy formation period of aging process subsequent to hydrogen reduction...
7150934 Electrolyte film electrode union, fuel cell containing the same and process for producing them  
By using a gas diffusion layer for a fuel cell comprising a fabric comprising a warp thread and a weft thread which are made of carbon fiber, wherein the distance X between adjacent intersections...
7150932 Production of tubular fuel cells, fuel cell modules, base elements and ion exchanger membranes  
The present invention relates to a composite system comprising an electrode and a membrane, which can be used as a fuel cell element or an ion-exchange membrane.
7150918 Bilayer coating system for an electrically conductive element in a fuel cell  
The present invention relates to an electrically conductive element for an electrochemical cell comprising an electrically conductive corrosion-susceptible metal substrate having a surface...
7147966 Coated carbon nanotube array electrodes  
The present invention provides conductive carbon nanotube (CNT) electrode materials comprising aligned CNT substrates coated with an electrically conducting polymer, and the fabrication of...
7147957 Electrode for fuel cell and manufacturing method therefor  
In an electrode for a fuel cell, a catalyst layer contains a solid polymer electrolyte, catalyst particles and porous polymer. The porous polymer is provided for the inside portions of pores of...
7147949 Fuel electrode of solid polymer electrolyte fuel cell  
The present invention provides a fuel electrode of a solid polymer electrolyte fuel cell for advancing a fuel cell reaction to oxidize the fuel introduced through a diffusion layer, comprising at...
7147947 Selective carbon monoxide oxidation catalyst, method of making the same and systems using the same  
A CO-selective catalyst comprises a catalytic material, wherein the catalytic material is selected from the group consisting of Pt, Pd, Rh, Ir, Os, Ru, Ta, Zr, Y, Ce, Ni, Cu, and oxides, alloys,...
7141329 Electrode having microstructure of extended triple phase boundary by porous ion conductive ceria film coating and method to manufacture the said electrode  
Disclosed is an electrode having a novel configuration for improving performance of the electrode used in solid-oxide fuel cells, sensors and solid state devices, in which the electrode providing...
7141270 Method for the production of membrane electrode assemblies for fuel cells  
The present invention relates to a method for the production of a membrane electrode assembly comprising a polymer electrolyte membrane with two opposing membrane surfaces and a cathode and an...
7138355 Method of preparing an ink  
The disclosure concerns a method of preparing an ink (P) which can be used for the manufacture of a functional layer ( 6 ), in particular for the manufacture of an electrode for fuel cells, which...
7138354 Method for the fabrication of an electrocatalyst layer  
Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The...
7132385 High loading supported carbon catalyst, method of preparing the same, catalyst electrode including the same, and fuel cell including the catalyst electrode  
The present invention is related to a high loading supported carbon catalyst having Pt or a Pt alloy supported into an electrically conductive carbon support. Specifically, in the carbon supported...
7132193 Fuel cell  
A fuel cell. The anode of the fuel cell comprises a hydrogen oxidation catalyst comprising a finely divided metal particulate. The metal particulate may be a nickel and/or nickel alloy particulate...
7132192 Fuel cell using variable porosity gas diffusion material  
A fuel cell ( 100 ) includes a membrane electrode assembly ( 110 ) located together with a layer of variable porosity porous gas diffusion material ( 150 ). The variable porosity gas diffusion...
7132191 Addressing one MEA failure mode by controlling MEA catalyst layer overlap  
A method of addressing one MEA failure mode by controlling MEA catalyst layer overlap, and the apparatus formed thereby is disclosed. The present invention addresses a feature of membrane electrode...
7132190 Electrode arrangement for a fuel cell  
A microreactor for use in an electrode system of a fuel cell includes a filament having a supporting core and a plurality of spokes extending radially from the core, the filament forming an...
7122265 Single cell for fuel cell and solid oxide fuel cell  
A single cell for a solid oxide fuel cell, in which a solid electrolyte layer is sandwiched by an upper electrode layer and a lower electrode layer. This single cell includes a substrate having...
7112386 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...
7109145 Noble metal-containing supported catalyst and a process for its preparation  
The invention provides a noble metal-containing supported catalyst which contains one of the noble metals from the group Au, Ag, Pt, Pd, Rh, Ru, Ir, Os or alloys of one or more of these noble...
7108939 Covalently bonded catalyst carrier and catalytic component  
A catalytic material and electrode of the present invention are characterized in that the catalyst carrier constituting the above-mentioned catalytic material and electrode includes at least one...
7108938 Single cell for a solid oxide fuel cell  
A single cell for a solid oxide fuel cell and a solid oxide fuel cell using the same practicable and excellent in generation performance and durability, wherein a fuel electrode including a cermet...
7108935 Ion conducting composite membrane materials containing an optionally modified zirconium phosphate dispersed in a polymeric matrix, method for preparation of the membrane material and its use  
The invention provides composite membrane materials comprising a polymer of the state of art uniformly filled with a zirconium phosphate, preferably α-zirconium phosphate or zirconium phosphate...
7108773 Solids supporting mass transfer for fuel cells and other applications and solutions and methods for forming  
A solution useful for forming a solid that supports mass transfer includes carbon nanotubes and a solvent. Solids formed using the solution thereby have carbon nanotubes dispersed therein that are...
7105246 Catalytic material, electrode, and fuel cell using the same  
A catalytic material and electrode of the present invention are characterized in that the catalyst carrier constituting the above-mentioned catalytic material and electrode includes at least one...
7101639 Fuel cell electrocatalyst of Pt-Rh-Mo-Ni/Fe  
An improved metal alloy fuel cell electrocatalyst composition containing platinum, rhodium, molybdenum, and nickel iron or a combination thereof.
7101635 Methanol-tolerant cathode catalyst composite for direct methanol fuel cells  
A direct methanol fuel cell (DMFC) having a methanol fuel supply, oxidant supply, and its membrane electrode assembly (MEA) formed of an anode electrode and a cathode electrode with a membrane...
7098163 Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells  
Compositions and methods for the manufacture of electrodes for fuel cells. The compositions and methods are particularly useful for the manufacture of anodes and cathodes for proton exchange...
7097933 Catalyst for fuel cell oxygen electrodes  
A catalyst having catalytically active material supported on a carrier matrix. The catalytically active material may be a mixed-valence, nanoclustered oxide(s), an organometallic material or a...
7097932 Polymer electrolytic fuel cell and method for producing the same  
A polymer electrolyte fuel cell is provided comprising: a hydrogen ion conductive polymer electrolyte membrane; an anode and a cathode sandwiching the hydrogen ion conductive polymer electrolyte...
7094492 Electrode for polymer electrolyte fuel cell  
A polymer electrolyte fuel cell has a catalytic layer comprising a material and a polymer electrolyte, and the catalytic layer contains a fibrous material such as carbon whiskers or hydrophilic...
7094489 Method for producing membrane electrode assembly  
The present invention relates to a Membrane Electrode Assembly (MEA) which significantly enhances power density as well as structural reliability and method for producing the same. More...
7087341 Metal-air battery components and methods for making same  
Energy devices such as batteries and methods for fabricating the energy devices. The devices are small, thin and lightweight, yet provide sufficient power for many handheld electronics.
7087340 Proton conducting electrode, method for preparation thereof and electro-chemical device  
A proton conducting electrode is provided. The proton conducting electrode includes a mixture of a fullerene derivative and an electron conducting catalyst, wherein the fullerene derivative is...
7081317 Polymer electrolyte thin film fuel cell and method of operating the same  
It is difficult to realize a small fuel cell capable of being installed in mobile device by merely downsizing a conventional fuel cell without changing the configuration. The present invention...
7081312 Multiple stage combustion process to maintain a controllable reformation temperature profile  
A reaction vessel that integrates and balances an endothermic process with at least one exothermic process of the fuel cell system. Preferably the exothermic process is conducted in stages to...
7074515 Electrochemical element and electrochemical element apparatus  
Making a larger difference in water activity between electrodes elevates an output voltage of an electrochemical element. The electrochemical element includes a solid electrolyte membrane 5 made...
7070878 Multi-layered oxygen electrode with peroxide decomposition catalyst  
A layered oxygen electrode incorporating a peroxide decomposition catalyst. The design of the oxygen electrode promotes oxygen dissociation and absorption within the oxygen electrode. The oxygen...
7063908 Complex oxides, oxide-ion conductors, oxide-ion conducting films and electrochemical cells  
A complex oxide and an oxide-ion conductor made of the complex oxide are provided. The complex oxide has a basic composition of (Sm 1-x A x )(Al 1-y B y )O 3 , wherein “A” represents at least...
7063905 Fuel cell H2 exhaust conversion  
A fuel cell system having first and second fuel cells that each receive anode reactant flows and cathode reactant flows. Each of the fuel cells uses the reactant flows to produce electricity. The...
7060648 Tungsten-containing fuel cell catalyst and method of making same  
A tungsten-containing fuel cell catalyst having high electrochemical activity and its method of making are described. The tungsten-containing catalyst may be formed in situ in a fuel cell after the...
7060384 Polymer electrolyte fuel cell  
A porous supporting carbon body of a gas diffusion layer is provided with a larger number of smaller pores at its catalyst layer side and a smaller number of larger pores at the other side,...
7060381 Electric energy generating element  
An electrical energy generating device which is able to supply oxygen in atmospheric air efficiently to an oxygen electrode and to vaporize water yielded off efficiently, and which has superior...
7056615 Electrode for polymer electrolyte fuel cells and manufacturing method therefor  
In an electrode for polymer electrolyte fuel cells comprising electron conducting particles carrying platinum and an ion conducting polymer, platinum particles formed by a microemulsion method are...
7056612 Method of preparing membrane-electrode-gasket assemblies for polymer electrolyte fuel cells  
A manufacturing method of Membrane-Electrode-Gasket Assemblies (MEGAs) used for polymer electrolyte fuel cells (PEFCs) is described wherein a polymer electrolyte membrane is formed directly on a...
7049024 Membrane electrode assemblies and method for manufacture  
Reel-to-Reel method for making membrane electrode assemblies. A first catalyst is deposited in a repeating cell pattern on a first side of a proton exchange membrane film. A second catalyst is...
Matches 101 - 150 out of 1042 < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >