ES2114005T3 - Montajes de electrodos. - Google Patents

Montajes de electrodos.

Info

Publication number
ES2114005T3
ES2114005T3 ES93304687T ES93304687T ES2114005T3 ES 2114005 T3 ES2114005 T3 ES 2114005T3 ES 93304687 T ES93304687 T ES 93304687T ES 93304687 T ES93304687 T ES 93304687T ES 2114005 T3 ES2114005 T3 ES 2114005T3
Authority
ES
Spain
Prior art keywords
electrode
precious metal
particulate carbon
electrode assembly
membrane electrode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES93304687T
Other languages
English (en)
Inventor
Graham Alan Hards
Thomas Robertson Ralph
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Matthey PLC filed Critical Johnson Matthey PLC
Application granted granted Critical
Publication of ES2114005T3 publication Critical patent/ES2114005T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H01M4/8828—Coating with slurry or ink
    • H01M4/8835—Screen printing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H01M4/8828—Coating with slurry or ink
    • H01M4/8839—Painting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H01M4/8846—Impregnation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8882—Heat treatment, e.g. drying, baking
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8892—Impregnation or coating of the catalyst layer, e.g. by an ionomer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Inert Electrodes (AREA)
  • Catalysts (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Thermistors And Varistors (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)

Abstract

UN ELECTRODO POROSO ADECUADO PARA UTILIZARLO EN UN DISPOSITIVO DE MEMBRANA DE ELECTRODO PARA PILAS COMBUSTIBLES DE POLIMEROS SOLIDOS QUE CONTIENE UN CATALIZADOR DE METAL PRECIOSO MUY DISPERSO SOBRE UN CARBON EN PARTICULAS IMPREGNADO CON UN POLIMERO CONDUCTOR DE PROTONES Y UN COMPONENTE MAS QUE CONTIENE UN POLIMERO HIDROFOBICO Y UNA DISPERSION DE CARBON EN PARTICULAS, SIENDO LA CARGA DEL METAL PRECIOSO DE 1,0 MG/CM2 DE AREA DE ELECTRODO GEOMETRICA. DICHO ELECTRODO MUESTRA UN AREA SUPERFICIAL DE PLATINO MUY EFECTIVA Y UNA SALIDA DE DENSIDAD DE POTENCIA CUANDO SE FABRICA A MODO DE DISPOSITIVO DE ELECTRODO DE MEMBRANA.
ES93304687T 1992-06-20 1993-06-16 Montajes de electrodos. Expired - Lifetime ES2114005T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929213124A GB9213124D0 (en) 1992-06-20 1992-06-20 High performance electrode

Publications (1)

Publication Number Publication Date
ES2114005T3 true ES2114005T3 (es) 1998-05-16

Family

ID=10717443

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93304687T Expired - Lifetime ES2114005T3 (es) 1992-06-20 1993-06-16 Montajes de electrodos.

Country Status (10)

Country Link
US (1) US5501915A (es)
EP (1) EP0577291B1 (es)
JP (1) JP3211997B2 (es)
AT (1) ATE164705T1 (es)
AU (1) AU664620B2 (es)
CA (1) CA2098800C (es)
DE (1) DE69317700T2 (es)
DK (1) DK0577291T3 (es)
ES (1) ES2114005T3 (es)
GB (1) GB9213124D0 (es)

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WO1995015016A1 (en) * 1993-11-29 1995-06-01 International Fuel Cells Corporation Cell/membrane and electrode assembly for electrochemical cells
JP3712768B2 (ja) * 1995-01-26 2005-11-02 松下電器産業株式会社 固体高分子型燃料電池の製造法
GB9504713D0 (en) * 1995-03-09 1995-04-26 Johnson Matthey Plc Improved electrocatalytic material
US6312845B1 (en) 1995-10-06 2001-11-06 The Dow Chemical Company Macroporous flow field assembly
ATE245852T1 (de) * 1995-10-06 2003-08-15 Dow Global Technologies Inc Fluessigkeitsverteilungsstrukturen fuer membran- elektrode-anordnungen von brennstoffzellen
US5702755A (en) * 1995-11-06 1997-12-30 The Dow Chemical Company Process for preparing a membrane/electrode assembly
DE19544323A1 (de) * 1995-11-28 1997-06-05 Magnet Motor Gmbh Gasdiffusionselektrode für Polymerelektrolytmembran-Brennstoffzellen
US6183898B1 (en) 1995-11-28 2001-02-06 Hoescht Research & Technology Deutschland Gmbh & Co. Kg Gas diffusion electrode for polymer electrolyte membrane fuel cells
US5672439A (en) * 1995-12-18 1997-09-30 Ballard Power Systems, Inc. Method and apparatus for reducing reactant crossover in an electrochemical fuel cell
US5882810A (en) * 1996-03-08 1999-03-16 The Dow Chemicalcompany Active layer for membrane electrode assembly
US6103393A (en) * 1998-02-24 2000-08-15 Superior Micropowders Llc Metal-carbon composite powders, methods for producing powders and devices fabricated from same
US6660680B1 (en) 1997-02-24 2003-12-09 Superior Micropowders, Llc Electrocatalyst powders, methods for producing powders and devices fabricated from same
US6780350B1 (en) 1997-02-24 2004-08-24 Superior Micropowders Llc Metal-carbon composite powders, methods for producing powders and devices fabricated from same
US6338809B1 (en) * 1997-02-24 2002-01-15 Superior Micropowders Llc Aerosol method and apparatus, particulate products, and electronic devices made therefrom
JP3773325B2 (ja) * 1997-03-17 2006-05-10 ジャパンゴアテックス株式会社 高分子固体電解質燃料電池用ガス拡散層材料及びその接合体
US5910378A (en) * 1997-10-10 1999-06-08 Minnesota Mining And Manufacturing Company Membrane electrode assemblies
JP3929146B2 (ja) * 1997-11-07 2007-06-13 松下電器産業株式会社 固体高分子型燃料電池システム
US7066976B2 (en) * 1998-02-24 2006-06-27 Cabot Corporation Method for the production of electrocatalyst powders
US6967183B2 (en) * 1998-08-27 2005-11-22 Cabot Corporation Electrocatalyst powders, methods for producing powders and devices fabricated from same
US20030006517A1 (en) * 1998-02-24 2003-01-09 Kodas Toivo T. Methods for the production of patterned and unpatterned metal-carbon features
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US6548202B2 (en) 1998-03-06 2003-04-15 Ballard Power System, Inc. Carbon-supported catalysts for fuel cells
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US7098163B2 (en) * 1998-08-27 2006-08-29 Cabot Corporation Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells
CN1134556C (zh) * 1998-11-12 2004-01-14 古屋长一 气体扩散电极原料、其制备方法及气体扩散电极的制作方法
FR2788630B1 (fr) * 1999-01-14 2001-08-03 Sorapec Structure pour couche active d'electrodes de piles a combustible a electrolyte solide polymere
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Also Published As

Publication number Publication date
DE69317700T2 (de) 1998-08-20
EP0577291B1 (en) 1998-04-01
JPH0652862A (ja) 1994-02-25
GB9213124D0 (en) 1992-08-05
ATE164705T1 (de) 1998-04-15
AU4137293A (en) 1993-12-23
AU664620B2 (en) 1995-11-23
DK0577291T3 (da) 1999-02-01
US5501915A (en) 1996-03-26
JP3211997B2 (ja) 2001-09-25
CA2098800A1 (en) 1993-12-21
EP0577291A1 (en) 1994-01-05
CA2098800C (en) 2004-01-13
DE69317700D1 (de) 1998-05-07

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