CA2649903A1 - Methods of making components for electrochemical cells - Google Patents

Methods of making components for electrochemical cells Download PDF

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Publication number
CA2649903A1
CA2649903A1 CA002649903A CA2649903A CA2649903A1 CA 2649903 A1 CA2649903 A1 CA 2649903A1 CA 002649903 A CA002649903 A CA 002649903A CA 2649903 A CA2649903 A CA 2649903A CA 2649903 A1 CA2649903 A1 CA 2649903A1
Authority
CA
Canada
Prior art keywords
catalyst layer
diffusion
sublayer
polymer electrolyte
electrolyte membrane
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.)
Abandoned
Application number
CA002649903A
Other languages
English (en)
French (fr)
Inventor
Ronald Mah
Kyoung J. Bai
Siyu Ye
David S. De Haan
Goran R. VLAJNIC
Andrew Leow
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.)
BDF IP Holdings Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2649903A1 publication Critical patent/CA2649903A1/en
Abandoned 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
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0245—Composites in the form of layered or coated products
    • 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
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/881—Electrolytic membranes
    • 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
    • H01M4/8885—Sintering or firing
    • 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
    • H01M4/8885—Sintering or firing
    • H01M4/8889—Cosintering or cofiring of a catalytic active layer with another type of layer
    • 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
    • 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
    • H01M4/8896—Pressing, rolling, calendering
    • 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
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • 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
    • H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
    • H01M4/8668—Binders
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Inert Electrodes (AREA)
CA002649903A 2006-04-21 2007-04-20 Methods of making components for electrochemical cells Abandoned CA2649903A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US40878706A 2006-04-21 2006-04-21
US11/408,787 2006-04-21
PCT/US2007/009596 WO2007124011A2 (en) 2006-04-21 2007-04-20 Methods of making components for electrochemical cells

Publications (1)

Publication Number Publication Date
CA2649903A1 true CA2649903A1 (en) 2007-11-01

Family

ID=38535535

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002649903A Abandoned CA2649903A1 (en) 2006-04-21 2007-04-20 Methods of making components for electrochemical cells

Country Status (5)

Country Link
EP (1) EP2013930A2 (de)
JP (1) JP2009534796A (de)
CN (1) CN101479868A (de)
CA (1) CA2649903A1 (de)
WO (1) WO2007124011A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8168025B2 (en) * 2006-04-21 2012-05-01 Bdf Ip Holdings Ltd. Methods of making components for electrochemical cells
EP2471128B1 (de) 2009-08-24 2020-03-25 Sion Power Corporation Freisetzungssystem für elektrochemische zellen
TWI568888B (zh) * 2011-09-15 2017-02-01 第諾拉工業公司 氣體擴散電極及其製法和電化電解池
CN105122501B (zh) 2013-03-15 2019-02-19 锡安能量公司 受保护电极结构
KR102026508B1 (ko) 2013-03-15 2019-09-27 시온 파워 코퍼레이션 보호된 전극 구조물 및 방법
JP6245165B2 (ja) * 2013-12-26 2017-12-13 トヨタ自動車株式会社 補強型電解質膜の製造方法、シート
CN109921075B (zh) * 2017-12-13 2021-07-06 中国科学院大连化学物理研究所 基于纳米管阵列的有序化气体扩散电极的制备及其应用
FR3105600A1 (fr) 2019-12-23 2021-06-25 Commissariat à l'Energie Atomique et aux Energies Alternatives Procédé et dispositif de fabrication d’un assemblage membrane – couches actives d’une pile à combustible ou d’un électrolyseur

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5395705A (en) * 1990-08-31 1995-03-07 The Dow Chemical Company Electrochemical cell having an electrode containing a carbon fiber paper coated with catalytic metal particles
US5211984A (en) * 1991-02-19 1993-05-18 The Regents Of The University Of California Membrane catalyst layer for fuel cells
US5702755A (en) * 1995-11-06 1997-12-30 The Dow Chemical Company Process for preparing a membrane/electrode assembly
US6641862B1 (en) * 1999-09-24 2003-11-04 Ion Power, Inc. Preparation of fuel cell electrode assemblies
US7226689B2 (en) * 2003-06-20 2007-06-05 Ballard Power Systems Inc. Method of making a membrane electrode assembly for electrochemical fuel cells

Also Published As

Publication number Publication date
CN101479868A (zh) 2009-07-08
WO2007124011A2 (en) 2007-11-01
WO2007124011A3 (en) 2008-04-10
JP2009534796A (ja) 2009-09-24
EP2013930A2 (de) 2009-01-14

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