DE602004007039D1 - Strukturen für gasdiffusionsmaterialien und herstellungsverfahren dafür - Google Patents

Strukturen für gasdiffusionsmaterialien und herstellungsverfahren dafür

Info

Publication number
DE602004007039D1
DE602004007039D1 DE602004007039T DE602004007039T DE602004007039D1 DE 602004007039 D1 DE602004007039 D1 DE 602004007039D1 DE 602004007039 T DE602004007039 T DE 602004007039T DE 602004007039 T DE602004007039 T DE 602004007039T DE 602004007039 D1 DE602004007039 D1 DE 602004007039D1
Authority
DE
Germany
Prior art keywords
gas diffusion
structures
manufacturing
method therefor
diffusion materials
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.)
Active
Application number
DE602004007039T
Other languages
English (en)
Other versions
DE602004007039T2 (de
Inventor
Castro Emory De
Yu-Min Tsou
Maria Josefina Cayetano
Jeffrey G Morse
Michael Schneider
Hua Deng
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.)
BASF Fuel Cell GmbH
Original Assignee
Pemeas GmbH
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 Pemeas GmbH filed Critical Pemeas GmbH
Publication of DE602004007039D1 publication Critical patent/DE602004007039D1/de
Application granted granted Critical
Publication of DE602004007039T2 publication Critical patent/DE602004007039T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C25B11/031—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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the 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
    • H01M4/8605—Porous electrodes
    • H01M4/861—Porous electrodes with a gradient in the porosity
    • 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
    • H01M4/8636—Inert electrodes with catalytic activity, e.g. for fuel cells with a gradient in another property than porosity
    • 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
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
    • H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
    • 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
    • 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
    • H01M8/0234—Carbonaceous material
    • 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
    • H01M8/0243—Composites in the form of mixtures
    • 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
    • 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]
    • 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
DE602004007039T 2003-11-14 2004-11-12 Strukturen für gasdiffusionsmaterialien und herstellungsverfahren dafür Active DE602004007039T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US52016503P 2003-11-14 2003-11-14
US520165P 2003-11-14
PCT/EP2004/012874 WO2005048388A1 (en) 2003-11-14 2004-11-12 Structures for gas diffusion materials and method for their fabrication

Publications (2)

Publication Number Publication Date
DE602004007039D1 true DE602004007039D1 (de) 2007-07-26
DE602004007039T2 DE602004007039T2 (de) 2008-02-21

Family

ID=34590465

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004007039T Active DE602004007039T2 (de) 2003-11-14 2004-11-12 Strukturen für gasdiffusionsmaterialien und herstellungsverfahren dafür

Country Status (14)

Country Link
US (1) US7923172B2 (de)
EP (1) EP1692739B1 (de)
JP (1) JP4944615B2 (de)
KR (1) KR101132065B1 (de)
CN (1) CN100527515C (de)
AT (1) ATE364907T1 (de)
BR (1) BRPI0416034B1 (de)
CA (1) CA2544993C (de)
DE (1) DE602004007039T2 (de)
DK (1) DK1692739T3 (de)
ES (1) ES2289599T3 (de)
PT (1) PT1692739E (de)
RU (1) RU2361327C2 (de)
WO (1) WO2005048388A1 (de)

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KR20220096257A (ko) * 2020-12-30 2022-07-07 주식회사 제이앤티지 두께 방향의 관통 경로 및/또는 발수성 수지의 농도 기울기를 갖는 미세다공성층을 포함하는 기체확산층 및 이를 포함하는 연료전지
CN114855197B (zh) * 2021-01-19 2023-07-11 中国科学院上海硅酸盐研究所 元素含量及孔隙率梯度变化的高温电解水制氢池及方法
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Also Published As

Publication number Publication date
BRPI0416034A (pt) 2007-01-02
DK1692739T3 (da) 2007-10-08
PT1692739E (pt) 2007-09-10
KR101132065B1 (ko) 2012-04-24
CN100527515C (zh) 2009-08-12
EP1692739B1 (de) 2007-06-13
ES2289599T3 (es) 2008-02-01
WO2005048388A1 (en) 2005-05-26
RU2361327C2 (ru) 2009-07-10
US20050106450A1 (en) 2005-05-19
BRPI0416034B1 (pt) 2014-03-11
KR20070016101A (ko) 2007-02-07
CN1926712A (zh) 2007-03-07
CA2544993C (en) 2013-03-19
US7923172B2 (en) 2011-04-12
CA2544993A1 (en) 2005-05-26
RU2006120546A (ru) 2007-12-27
DE602004007039T2 (de) 2008-02-21
EP1692739A1 (de) 2006-08-23
JP2007511876A (ja) 2007-05-10
ATE364907T1 (de) 2007-07-15
JP4944615B2 (ja) 2012-06-06

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