WO2002035624A3 - Membranelektrodenanordnung mit optimierter elektrodenstruktur - Google Patents

Membranelektrodenanordnung mit optimierter elektrodenstruktur Download PDF

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Publication number
WO2002035624A3
WO2002035624A3 PCT/EP2001/011918 EP0111918W WO0235624A3 WO 2002035624 A3 WO2002035624 A3 WO 2002035624A3 EP 0111918 W EP0111918 W EP 0111918W WO 0235624 A3 WO0235624 A3 WO 0235624A3
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WO
WIPO (PCT)
Prior art keywords
layer
gas diffusion
electrode
optimised
gas
Prior art date
Application number
PCT/EP2001/011918
Other languages
English (en)
French (fr)
Other versions
WO2002035624A2 (de
Inventor
Hubertus Biegert
Peter Britz
Verena Graf
Sandro Haug
Gabor Toth
Original Assignee
Daimler Chrysler Ag
Hubertus Biegert
Peter Britz
Verena Graf
Sandro Haug
Gabor Toth
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 Daimler Chrysler Ag, Hubertus Biegert, Peter Britz, Verena Graf, Sandro Haug, Gabor Toth filed Critical Daimler Chrysler Ag
Priority to AU2002216965A priority Critical patent/AU2002216965A1/en
Publication of WO2002035624A2 publication Critical patent/WO2002035624A2/de
Publication of WO2002035624A3 publication Critical patent/WO2002035624A3/de

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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
    • H01M4/8605—Porous electrodes
    • 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
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/8807—Gas diffusion layers
    • 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
    • H01M4/8817—Treatment of supports before application of the catalytic active composition
    • 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
    • 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
    • H01M4/90—Selection of catalytic material
    • 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
    • H01M4/96—Carbon-based electrodes
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Inert Electrodes (AREA)

Abstract

Die Erfindung betrifft eine mehrschichtige Gasdiffusionselektrode, welche mindestens eine Gasdiffusionsschicht oder Gasverteilungslage oder Substrat (1) und eine Katalysatorschicht enthält. Diese Gasdiffusionselektrode weist zwischen Gasdiffusionsschicht oder Gasverteilungslage oder Substrat und Katalysatorschicht (3) mindestens eine Pufferschicht (2) zur Steuerung des Gas- und Wassermanagements auf. Die Erfindung betrifft ebenso ein Verfahren zur Herstellung einer solchen Gasdiffusionselektrode, eine Membranelektrodenanordnung sowie ein Verfahren zur Herstellung dieser Membranelektrodenanordnung und deren Verwendung in einer Brennstoffzelle.
PCT/EP2001/011918 2000-10-21 2001-10-16 Membranelektrodenanordnung mit optimierter elektrodenstruktur WO2002035624A2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002216965A AU2002216965A1 (en) 2000-10-21 2001-10-16 Membrane electrode arrangement with an optimised electrode structure

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10052190.8 2000-10-21
DE10052190A DE10052190B4 (de) 2000-10-21 2000-10-21 Gasdiffusionselektrode, Membranelektrodenanordnung, Verfahren zur Herstellung einer Gasdiffusionselektrode und Verwendung einer Membranelektrodenanordnung

Publications (2)

Publication Number Publication Date
WO2002035624A2 WO2002035624A2 (de) 2002-05-02
WO2002035624A3 true WO2002035624A3 (de) 2002-08-08

Family

ID=7660537

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2001/011918 WO2002035624A2 (de) 2000-10-21 2001-10-16 Membranelektrodenanordnung mit optimierter elektrodenstruktur

Country Status (3)

Country Link
AU (1) AU2002216965A1 (de)
DE (1) DE10052190B4 (de)
WO (1) WO2002035624A2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10211177A1 (de) * 2002-03-14 2003-10-02 Daimler Chrysler Ag Membran-Elektroden-Einheit
DE10260501A1 (de) * 2002-12-21 2004-07-01 Daimlerchrysler Ag Gasdiffusionselektrode mit einer Schicht zur Steuerung der Querdiffusion von Wasser
US7749637B2 (en) * 2005-09-19 2010-07-06 Gm Global Technology Operations, Inc. Water blocking layer and wicking reservoir for PEMFC
DE102007025207A1 (de) * 2007-05-30 2008-12-04 Volkswagen Ag Gasdiffusionselektrode und diese enthaltende Membran-Elektroden-Einheit für eine Brennstoffzelle
DE102007044246A1 (de) * 2007-09-11 2009-03-12 Volkswagen Ag Membran-Elektroden-Einheit mit hydrierbarem Material für eine Brennstoffzelle
JP7443417B2 (ja) * 2021-05-17 2024-03-05 ブルーム エネルギー コーポレイション 触媒インク組成物および水素ポンピングプロトン交換膜電気化学セルの形成方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0791974A1 (de) * 1996-02-28 1997-08-27 Johnson Matthey Public Limited Company Katalytisch aktive Gasdiffusionselektroden mit Faservliessubstrat
EP0872906A1 (de) * 1997-04-18 1998-10-21 De Nora S.P.A. Gasdiffusionselektroden für Polymerelektrolyt-Brennstoffzellen
DE19840517A1 (de) * 1998-09-04 2000-03-16 Manhattan Scientifics Inc Gasdiffusionsstruktur senkrecht zur Membran von Polymerelektrolyt-Membran Brennstoffzellen
EP1045467A1 (de) * 1999-04-12 2000-10-18 General Motors Corporation Geschichtete Kohlenstoffelektrode für elektrochemische Zellen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161373A1 (de) * 1971-12-10 1973-06-14 Varta Ag Verfahren zur herstellung einer elektrode fuer alkalische zellen
DE19548422A1 (de) * 1995-12-22 1997-09-11 Hoechst Ag Materialverbunde und ihre kontinuierliche Herstellung
TW404079B (en) * 1996-08-27 2000-09-01 Univ New York State Res Found Gas diffusion electrodes based on polyethersulfone carbon blends
JP2000182625A (ja) * 1998-12-11 2000-06-30 Toyota Motor Corp 燃料電池用電極及びその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0791974A1 (de) * 1996-02-28 1997-08-27 Johnson Matthey Public Limited Company Katalytisch aktive Gasdiffusionselektroden mit Faservliessubstrat
EP0872906A1 (de) * 1997-04-18 1998-10-21 De Nora S.P.A. Gasdiffusionselektroden für Polymerelektrolyt-Brennstoffzellen
DE19840517A1 (de) * 1998-09-04 2000-03-16 Manhattan Scientifics Inc Gasdiffusionsstruktur senkrecht zur Membran von Polymerelektrolyt-Membran Brennstoffzellen
EP1045467A1 (de) * 1999-04-12 2000-10-18 General Motors Corporation Geschichtete Kohlenstoffelektrode für elektrochemische Zellen

Also Published As

Publication number Publication date
AU2002216965A1 (en) 2002-05-06
DE10052190B4 (de) 2009-10-22
WO2002035624A2 (de) 2002-05-02
DE10052190A1 (de) 2002-05-29

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