ES2175157T3 - Electrodo de difusion gaseosa para pilas de combustible a base de una membrana de electrolito polimerico. - Google Patents

Electrodo de difusion gaseosa para pilas de combustible a base de una membrana de electrolito polimerico.

Info

Publication number
ES2175157T3
ES2175157T3 ES96941024T ES96941024T ES2175157T3 ES 2175157 T3 ES2175157 T3 ES 2175157T3 ES 96941024 T ES96941024 T ES 96941024T ES 96941024 T ES96941024 T ES 96941024T ES 2175157 T3 ES2175157 T3 ES 2175157T3
Authority
ES
Spain
Prior art keywords
gas diffusion
diffusion electrode
pct
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.)
Expired - Lifetime
Application number
ES96941024T
Other languages
English (en)
Inventor
Arthur Koschany
Thomas Schwesinger
Christian Lucas
Georg Frank
Gregor Deckers
Thomas Soczka-Guth
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.)
Celanese Ventures GmbH
L3 Magnet Motor GmbH
Original Assignee
Magnet Motor Gesellschaft fuer Magnetmotorische Technik GmbH
Celanese Ventures 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7778604&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2175157(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Magnet Motor Gesellschaft fuer Magnetmotorische Technik GmbH, Celanese Ventures GmbH filed Critical Magnet Motor Gesellschaft fuer Magnetmotorische Technik GmbH
Application granted granted Critical
Publication of ES2175157T3 publication Critical patent/ES2175157T3/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
    • 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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • 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
    • 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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • 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
    • H01M4/96—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inert Electrodes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Fuel Cell (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)

Abstract

SE FABRICA UN ELECTRODO DE DIFUSION GASEOSA ESPECIALMENTE ECONOMICO, HOMOGENEO Y POROSO, QUE CONTIENE AL MENOS UNA CAPA DE DIFUSION GASEOSA ELECTRICAMENTE CONDUCTORA, HIDROFOBA Y PERMEABLE A LOS GASES, LA CUAL CONTIENE UN MATERIAL DE APOYO ESTABLE MECANICAMENTE, QUE SE HA IMPREGNADO CON AL MENOS UN MATERIAL ELECTRICAMENTE CONDUCTOR CON UNA CONDUCTIVIDAD BRUTA DE 10 MS/CM. EL ELECTRODO DE DIFUSION GASEOSA PUEDE RECUBRIRSE CON UNA CAPA ACTIVA CATALITICAMENTE. LOS ELECTRODOS CONFORME A LA INVENCION SON ESPECIALMENTE ADECUADOS PARA APLICARSE EN CELDAS COMBUSTIBLES Y ELECTROLITICAS.
ES96941024T 1995-11-28 1996-11-26 Electrodo de difusion gaseosa para pilas de combustible a base de una membrana de electrolito polimerico. Expired - Lifetime ES2175157T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19544323A DE19544323A1 (de) 1995-11-28 1995-11-28 Gasdiffusionselektrode für Polymerelektrolytmembran-Brennstoffzellen

Publications (1)

Publication Number Publication Date
ES2175157T3 true ES2175157T3 (es) 2002-11-16

Family

ID=7778604

Family Applications (2)

Application Number Title Priority Date Filing Date
ES96941024T Expired - Lifetime ES2175157T3 (es) 1995-11-28 1996-11-26 Electrodo de difusion gaseosa para pilas de combustible a base de una membrana de electrolito polimerico.
ES96941615T Expired - Lifetime ES2153606T3 (es) 1995-11-28 1996-11-28 Electrodo de difusion gaseosa para celulas de combustible con membrana de electrolito polimerico.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES96941615T Expired - Lifetime ES2153606T3 (es) 1995-11-28 1996-11-28 Electrodo de difusion gaseosa para celulas de combustible con membrana de electrolito polimerico.

Country Status (14)

Country Link
US (1) US5998057A (es)
EP (2) EP0867048B1 (es)
JP (2) JP4334618B2 (es)
KR (1) KR100437572B1 (es)
CN (2) CN1191653C (es)
AT (2) ATE213567T1 (es)
AU (1) AU712037B2 (es)
BR (2) BR9611769A (es)
CA (1) CA2238738C (es)
DE (3) DE19544323A1 (es)
DK (2) DK0867048T3 (es)
ES (2) ES2175157T3 (es)
PT (1) PT867048E (es)
WO (2) WO1997020358A1 (es)

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