DE68911323D1 - Verfahren zur Herstellung eines Elektrokatalysators. - Google Patents

Verfahren zur Herstellung eines Elektrokatalysators.

Info

Publication number
DE68911323D1
DE68911323D1 DE89830020T DE68911323T DE68911323D1 DE 68911323 D1 DE68911323 D1 DE 68911323D1 DE 89830020 T DE89830020 T DE 89830020T DE 68911323 T DE68911323 T DE 68911323T DE 68911323 D1 DE68911323 D1 DE 68911323D1
Authority
DE
Germany
Prior art keywords
electrocatalyst
production
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.)
Revoked
Application number
DE89830020T
Other languages
English (en)
Other versions
DE68911323T2 (de
Inventor
Masahiro Watanabe
Paul Stonehart
Kazunori Tsurumi
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.)
Tanaka Kikinzoku Kogyo KK
Original Assignee
Tanaka Kikinzoku Kogyo KK
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=11804352&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68911323(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tanaka Kikinzoku Kogyo KK filed Critical Tanaka Kikinzoku Kogyo KK
Application granted granted Critical
Publication of DE68911323D1 publication Critical patent/DE68911323D1/de
Publication of DE68911323T2 publication Critical patent/DE68911323T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • H01M4/90—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • 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
    • 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
    • H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8689—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0002—Aqueous electrolytes
    • H01M2300/0005—Acid electrolytes
    • H01M2300/0008—Phosphoric acid-based
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0082—Organic polymers
    • 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
    • H01M4/921—Alloys or mixtures with metallic elements
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Inert Electrodes (AREA)
DE68911323T 1988-01-22 1989-01-20 Verfahren zur Herstellung eines Elektrokatalysators. Revoked DE68911323T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63012405A JP2977199B2 (ja) 1988-01-22 1988-01-22 電極触媒

Publications (2)

Publication Number Publication Date
DE68911323D1 true DE68911323D1 (de) 1994-01-27
DE68911323T2 DE68911323T2 (de) 1994-07-07

Family

ID=11804352

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68911323T Revoked DE68911323T2 (de) 1988-01-22 1989-01-20 Verfahren zur Herstellung eines Elektrokatalysators.

Country Status (3)

Country Link
EP (1) EP0325567B1 (de)
JP (1) JP2977199B2 (de)
DE (1) DE68911323T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3106971B2 (ja) * 1996-08-21 2000-11-06 トヨタ自動車株式会社 酸素センサ
JP2004185874A (ja) * 2002-11-29 2004-07-02 Honda Motor Co Ltd 固体高分子形燃料電池用電極触媒層
WO2005120703A1 (ja) 2004-06-10 2005-12-22 Sumitomo Electric Industries, Ltd. 金属触媒とその製造方法
WO2014033202A1 (en) 2012-08-29 2014-03-06 University Of Copenhagen Catalyst material with improved specific activity
JP7344484B1 (ja) * 2023-01-23 2023-09-14 石福金属興業株式会社 触媒担持カーボン、それを用いた固体高分子形燃料電池用膜電極接合体および固体高分子形燃料電池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4044193A (en) * 1971-06-16 1977-08-23 Prototech Company Finely particulated colloidal platinum compound and sol for producing the same, and method of preparation of fuel cell electrodes and the like employing the same
US3953368A (en) * 1971-11-01 1976-04-27 Exxon Research And Engineering Co. Polymetallic cluster compositions useful as hydrocarbon conversion catalysts
US4136059A (en) * 1977-12-12 1979-01-23 United Technologies Corporation Method for producing highly dispersed catalytic platinum
US4186110A (en) * 1978-07-03 1980-01-29 United Technologies Corporation Noble metal-refractory metal alloys as catalysts and method for making
DE2835629A1 (de) * 1978-08-14 1980-02-28 Shell Oil Co Katalysator fuer die hydrazinzersetzung und verfahren zu seiner herstellung
JPS62269751A (ja) * 1986-05-16 1987-11-24 Nippon Engeruharudo Kk 白金−銅合金電極触媒およびそれを使用した酸電解質燃料電池用電極

Also Published As

Publication number Publication date
EP0325567A3 (en) 1989-09-06
EP0325567A2 (de) 1989-07-26
DE68911323T2 (de) 1994-07-07
JPH0265064A (ja) 1990-03-05
JP2977199B2 (ja) 1999-11-10
EP0325567B1 (de) 1993-12-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation