EP1055018A4 - Asymmetric electrodes for direct-feed fuel cells - Google Patents

Asymmetric electrodes for direct-feed fuel cells

Info

Publication number
EP1055018A4
EP1055018A4 EP99906802A EP99906802A EP1055018A4 EP 1055018 A4 EP1055018 A4 EP 1055018A4 EP 99906802 A EP99906802 A EP 99906802A EP 99906802 A EP99906802 A EP 99906802A EP 1055018 A4 EP1055018 A4 EP 1055018A4
Authority
EP
European Patent Office
Prior art keywords
direct
fuel cells
feed fuel
asymmetric electrodes
asymmetric
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.)
Withdrawn
Application number
EP99906802A
Other languages
German (de)
French (fr)
Other versions
EP1055018A1 (en
Inventor
Andrew Kindler
Stephen F Dawson
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.)
California Institute of Technology CalTech
Original Assignee
California Institute of Technology CalTech
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 California Institute of Technology CalTech filed Critical California Institute of Technology CalTech
Publication of EP1055018A1 publication Critical patent/EP1055018A1/en
Publication of EP1055018A4 publication Critical patent/EP1055018A4/en
Withdrawn legal-status Critical Current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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • C25B9/23—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
    • 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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
    • 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)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Inert Electrodes (AREA)
EP99906802A 1998-02-10 1999-02-08 Asymmetric electrodes for direct-feed fuel cells Withdrawn EP1055018A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2164098A 1998-02-10 1998-02-10
US21640 1998-02-10
PCT/US1999/002677 WO1999040237A1 (en) 1998-02-10 1999-02-08 Asymmetric electrodes for direct-feed fuel cells

Publications (2)

Publication Number Publication Date
EP1055018A1 EP1055018A1 (en) 2000-11-29
EP1055018A4 true EP1055018A4 (en) 2004-08-11

Family

ID=21805330

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99906802A Withdrawn EP1055018A4 (en) 1998-02-10 1999-02-08 Asymmetric electrodes for direct-feed fuel cells

Country Status (3)

Country Link
EP (1) EP1055018A4 (en)
AU (1) AU2662699A (en)
WO (1) WO1999040237A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6500571B2 (en) 1998-08-19 2002-12-31 Powerzyme, Inc. Enzymatic fuel cell
EP1231656B1 (en) * 1999-09-21 2009-04-29 Panasonic Corporation Polymer electrolytic fuel cell and method for producing the same
US20020068213A1 (en) * 2000-12-01 2002-06-06 Honeywell International, Inc. Law Dept. Ab2 Multiple layer electrode for improved performance
KR100912157B1 (en) 2001-07-18 2009-08-14 텔-아비브 유니버시티 퓨처 테크놀로지 디벨롭먼트 엘.피. Cathode, membrane electrode assemblymea, fuel cell arrangement, hybrid power source, liquid level detector, cellular phone, and fuel cell assembly
FR2838870B1 (en) * 2002-04-23 2004-05-28 Commissariat Energie Atomique FUEL CELL BASE COMPONENT LIMITING THE ELECTROLYTE CROSSING BY METHANOL
US7790304B2 (en) 2005-09-13 2010-09-07 3M Innovative Properties Company Catalyst layers to enhance uniformity of current density in membrane electrode assemblies
GB0613951D0 (en) * 2006-07-14 2006-08-23 Johnson Matthey Plc Membrane electrode assembly for direct mathanol fuel cell
KR101020900B1 (en) * 2008-04-11 2011-03-09 광주과학기술원 Membrane Electrode Assembly for Direct Liquid Fuel Cell and Manufacturing Method Thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423247A (en) * 1963-06-07 1969-01-21 Union Carbide Corp Porous conductive electrode having at least two zones
WO1996029752A1 (en) * 1995-03-20 1996-09-26 E.I. Du Pont De Nemours And Company Membranes containing inorganic fillers and membrane and electrode assemblies and electrochemical cells employing same
US5599638A (en) * 1993-10-12 1997-02-04 California Institute Of Technology Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane
US5672438A (en) * 1995-10-10 1997-09-30 E. I. Du Pont De Nemours And Company Membrane and electrode assembly employing exclusion membrane for direct methanol fuel cell
WO1997040924A1 (en) * 1996-04-30 1997-11-06 W.L. Gore & Associates, Inc. Integral ion-exchange composite membranes
WO1997050141A1 (en) * 1996-06-26 1997-12-31 Siemens Aktiengesellschaft Anode for a direct methanol fuel cell

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5336384A (en) * 1991-11-14 1994-08-09 The Dow Chemical Company Membrane-electrode structure for electrochemical cells
DE69425196T2 (en) * 1993-06-18 2000-12-21 Tanaka Precious Metal Ind Electrochemical cell containing a polymeric solid electrolyte composition.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423247A (en) * 1963-06-07 1969-01-21 Union Carbide Corp Porous conductive electrode having at least two zones
US5599638A (en) * 1993-10-12 1997-02-04 California Institute Of Technology Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane
WO1996029752A1 (en) * 1995-03-20 1996-09-26 E.I. Du Pont De Nemours And Company Membranes containing inorganic fillers and membrane and electrode assemblies and electrochemical cells employing same
US5672438A (en) * 1995-10-10 1997-09-30 E. I. Du Pont De Nemours And Company Membrane and electrode assembly employing exclusion membrane for direct methanol fuel cell
WO1997040924A1 (en) * 1996-04-30 1997-11-06 W.L. Gore & Associates, Inc. Integral ion-exchange composite membranes
WO1997050141A1 (en) * 1996-06-26 1997-12-31 Siemens Aktiengesellschaft Anode for a direct methanol fuel cell

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
REN X ET AL: "METHANOL CROSS-OVER IN DIRECT METHANOL FUEL CELLS", ELECTROCHEMICAL SOCIETY PROCEEDINGS, ELECTROCHEMICAL SOCIETY, PENNINGTON, NJ, US, vol. 95-23, 1995, pages 284 - 298, XP002045798, ISSN: 0161-6374 *
See also references of WO9940237A1 *

Also Published As

Publication number Publication date
WO1999040237A1 (en) 1999-08-12
EP1055018A1 (en) 2000-11-29
AU2662699A (en) 1999-08-23
WO1999040237A9 (en) 1999-10-21

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