CH455725A - Verfahren zur Herstellung von hochaktiven Elektroden - Google Patents

Verfahren zur Herstellung von hochaktiven Elektroden

Info

Publication number
CH455725A
CH455725A CH932164A CH932164A CH455725A CH 455725 A CH455725 A CH 455725A CH 932164 A CH932164 A CH 932164A CH 932164 A CH932164 A CH 932164A CH 455725 A CH455725 A CH 455725A
Authority
CH
Switzerland
Prior art keywords
production
highly active
active electrodes
electrodes
highly
Prior art date
Application number
CH932164A
Other languages
English (en)
Inventor
Jung Margarete
H Dr Von Doehren Hans
Original Assignee
Varta Ag
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 Varta Ag filed Critical Varta Ag
Publication of CH455725A publication Critical patent/CH455725A/de

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88Processes of manufacture
    • H01M4/8825Methods for deposition of the catalytic active composition
    • H01M4/8842Coating using a catalyst salt precursor in solution followed by evaporation and reduction of the precursor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/03Precipitation; Co-precipitation
    • B01J37/031Precipitation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8647Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8652Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88Processes of manufacture
    • H01M4/8878Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8882Heat treatment, e.g. drying, baking
    • H01M4/8885Sintering or firing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88Processes of manufacture
    • H01M4/8878Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8896Pressing, rolling, calendering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M2004/8678Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8684Negative electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M2004/8678Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8689Positive electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00Electrolytes
    • H01M2300/0002Aqueous electrolytes
    • H01M2300/0014Alkaline electrolytes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Inert Electrodes (AREA)
CH932164A 1963-07-18 1964-07-15 Verfahren zur Herstellung von hochaktiven Elektroden CH455725A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV24328A DE1274088B (de) 1963-07-18 1963-07-18 Verfahren zur Herstellung von Gas-Diffusionselektroden fuer elektrochemische Vorrichtungen

Publications (1)

Publication Number Publication Date
CH455725A true CH455725A (de) 1968-05-15

Family

ID=7581121

Family Applications (1)

Application Number Title Priority Date Filing Date
CH932164A CH455725A (de) 1963-07-18 1964-07-15 Verfahren zur Herstellung von hochaktiven Elektroden

Country Status (5)

Country Link
US (1) US3419437A (de)
CH (1) CH455725A (de)
DE (1) DE1274088B (de)
GB (1) GB1067855A (de)
NL (1) NL6408201A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779812A (en) * 1970-11-02 1973-12-18 Gen Motors Corp Hydrophilic treatment for hydrophobic gas electrodes
CN106602085B (zh) * 2017-01-18 2019-03-12 福州大学 一种燃料电池阳极钯钌纳米催化剂的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA536035A (en) * 1957-01-22 Badische Anilin- And Soda-Fabrik Aktiengesellschaft Sintering of metal powders derived by reduction of their hydroxy compounds
DE1066569B (de) * 1959-10-08 Badische Anilin- und) Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein Verfahren zur Herstellung von Äthylenoxyd aus Äthylen
DE1049843B (de) * 1959-02-05 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Verfahren zur Herstellung von Olefinoxyden
US1829635A (en) * 1929-05-28 1931-10-27 Gen Electric Method of making alloys
BE542173A (de) * 1954-10-23
US3073697A (en) * 1958-02-28 1963-01-15 Accumulatoren Fabrik Ag Process for producing double-skeleton catalyst electrodes by hot-pressing
US3097115A (en) * 1960-08-01 1963-07-09 Leesona Corp Catalysts and electrodes for fuel cells
US3206338A (en) * 1963-05-10 1965-09-14 Du Pont Non-pyrophoric, ferromagnetic acicular particles and their preparation

Also Published As

Publication number Publication date
US3419437A (en) 1968-12-31
NL6408201A (de) 1965-01-19
GB1067855A (en) 1967-05-03
DE1274088B (de) 1968-08-01

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