ES2084450T3 - Electrodo de difusion de gas de paso unico. - Google Patents

Electrodo de difusion de gas de paso unico.

Info

Publication number
ES2084450T3
ES2084450T3 ES93303182T ES93303182T ES2084450T3 ES 2084450 T3 ES2084450 T3 ES 2084450T3 ES 93303182 T ES93303182 T ES 93303182T ES 93303182 T ES93303182 T ES 93303182T ES 2084450 T3 ES2084450 T3 ES 2084450T3
Authority
ES
Spain
Prior art keywords
layer
layers
dispersion
components
hydrophobic
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
ES93303182T
Other languages
English (en)
Inventor
Eric Ernest Khasin
Neal Naimer
Jonathan Russell Goldstein
Jonathan Sassen
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.)
Electric Fuel EFL Ltd
Original Assignee
Electric Fuel EFL Ltd
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 Electric Fuel EFL Ltd filed Critical Electric Fuel EFL Ltd
Application granted granted Critical
Publication of ES2084450T3 publication Critical patent/ES2084450T3/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
    • H01M4/96—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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
    • Y10T29/49115—Electric battery cell making including coating or impregnating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inert Electrodes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Abstract

SE DESCRIBE UN PROCESO DE FABRICACION HUMEDO DE PASO SENCILLO PARA PREPARAR UN ELECTRODO DIFUSOR DE GAS PARA BATERIAS AIRE-METAL Y CELULAS DE COMBUSTIBLE QUE COMPRENDE: A) PREPARAR UNA DISPERSION EN FORMA DE CAPA-ACTIVA QUE CONTIENE CARBON NEGRO, POLIMERO FLUORINATADO HIDROFILICO Y POLIMERO FLUORINATADO HIDROFOBICO PARTICULADO EN UN MEDIO LIQUIDO; B) PREPARAR UNA DISPERSION EN FORMA DE CAPA DE BLOQUEO QUE CONTIENE CARBON NEGRO Y ENLACES POLIMERICOS HIDROFOBICOS PARTICULADOS EN UN MEDIO LIQUIDO; C) FILTRAR UNA PRIMERA DISPERSION EN FORMA DE CAPA A TRAVES DE UNOS MEDIOS FILTRO PARA DEPOSITAR LA PRIMERA CAPA DE VAPOR DE MASA SOLIDA; C) FILTRAR UN SEGUNDA DISPERSION EN FORMA DE CAPA A TRAVES DE LA PRIMERA CAPA DE GAS DE MASA SOLIDA DE FORMA QUE LOS COMPONENTES INFERIORES DE LA SEGUNDA CAPA SE MEZCLAN CON LOS COMPONENTES DE LA PRIMERA; E) SECAR Y COMPRIMIR LAS CAPAS PRIMERA Y SEGUNDA CON UNA MALLA METALICA CONDUCTIVA INCORPORADA AL MISMO; Y F) CALENTAR LAS CAPAS SECAS A UNA TEMPERATURA SUPERIORA LA DE SINTERIZACION DEL POLIMERO HIDROFOBICO MIENTRAS SE LES APLICA PRESION PROVOCANDO QUE LOS MATERIALES POLIMERICOS DE AMBAS CAPAS SE AGLOMEREN Y MEZCLEN ENTRE ELLOS Y CON OTROS COMPONENTES DE LAS CAPAS.
ES93303182T 1992-06-23 1993-04-23 Electrodo de difusion de gas de paso unico. Expired - Lifetime ES2084450T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/903,115 US5242765A (en) 1992-06-23 1992-06-23 Gas diffusion electrodes

Publications (1)

Publication Number Publication Date
ES2084450T3 true ES2084450T3 (es) 1996-05-01

Family

ID=25416965

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93303182T Expired - Lifetime ES2084450T3 (es) 1992-06-23 1993-04-23 Electrodo de difusion de gas de paso unico.

Country Status (5)

Country Link
US (2) US5242765A (es)
EP (1) EP0580278B1 (es)
AT (1) ATE131959T1 (es)
DE (1) DE69301073T2 (es)
ES (1) ES2084450T3 (es)

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ES2125832A1 (es) * 1996-05-31 1999-03-01 Samsung Dispaly Devices Co Ltd Un metodo para preparar una placa hidrofobica.

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JP2019521497A (ja) 2016-07-22 2019-07-25 ナントエナジー，インク． 電気化学セル内の水分及び二酸化炭素管理システム
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ES2125832A1 (es) * 1996-05-31 1999-03-01 Samsung Dispaly Devices Co Ltd Un metodo para preparar una placa hidrofobica.

Also Published As

Publication number Publication date
DE69301073D1 (de) 1996-02-01
DE69301073T2 (de) 1996-07-04
US5312701A (en) 1994-05-17
EP0580278A1 (en) 1994-01-26
EP0580278B1 (en) 1995-12-20
US5242765A (en) 1993-09-07
ATE131959T1 (de) 1996-01-15

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