CH638693A5 - Platinkatalysator und verfahren zu seiner herstellung. - Google Patents

Platinkatalysator und verfahren zu seiner herstellung. Download PDF

Info

Publication number
CH638693A5
CH638693A5 CH1161978A CH1161978A CH638693A5 CH 638693 A5 CH638693 A5 CH 638693A5 CH 1161978 A CH1161978 A CH 1161978A CH 1161978 A CH1161978 A CH 1161978A CH 638693 A5 CH638693 A5 CH 638693A5
Authority
CH
Switzerland
Prior art keywords
catalyst
carbon
platinum
temperature
heated
Prior art date
Application number
CH1161978A
Other languages
German (de)
English (en)
Inventor
Vinod Motilal Jalan
Calvin Lawrence Bushnell
Original Assignee
United Technologies Corp
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
Priority claimed from US05/854,285 external-priority patent/US4137373A/en
Priority claimed from US05/854,284 external-priority patent/US4137372A/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of CH638693A5 publication Critical patent/CH638693A5/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
    • H01M4/90Selection of catalytic material
    • H01M4/92Metals of platinum group
    • H01M4/925Metals of platinum group supported on carriers, e.g. powder carriers
    • H01M4/926Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42Platinum
    • 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
    • H01M4/90Selection of catalytic material
    • H01M4/92Metals of platinum group
    • 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
    • H01M4/96Carbon-based 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
    • H01M2004/8684Negative 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
    • H01M2300/0005Acid electrolytes
    • H01M2300/0008Phosphoric acid-based
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Inert Electrodes (AREA)
CH1161978A 1977-11-23 1978-11-13 Platinkatalysator und verfahren zu seiner herstellung. CH638693A5 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85428677A 1977-11-23 1977-11-23
US85428377A 1977-11-23 1977-11-23
US05/854,285 US4137373A (en) 1977-11-23 1977-11-23 Platinum catalyst and method for making
US05/854,284 US4137372A (en) 1977-11-23 1977-11-23 Catalyst and method for making

Publications (1)

Publication Number Publication Date
CH638693A5 true CH638693A5 (de) 1983-10-14

Family

ID=27505919

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1161978A CH638693A5 (de) 1977-11-23 1978-11-13 Platinkatalysator und verfahren zu seiner herstellung.

Country Status (10)

Country Link
JP (1) JPS5482394A (ja)
BR (1) BR7807532A (ja)
CH (1) CH638693A5 (ja)
DE (1) DE2848138A1 (ja)
DK (1) DK155575C (ja)
ES (1) ES475293A1 (ja)
FR (1) FR2409792B1 (ja)
GB (1) GB2008429B (ja)
IL (1) IL55885A (ja)
SE (1) SE439438B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6415809A (en) * 1987-07-10 1989-01-19 Fuji Electric Co Ltd Monitor system for working time of control panel
JP4061573B2 (ja) 2001-05-18 2008-03-19 ソニー株式会社 導電性触媒粒子の製造方法及びガス拡散性触媒電極の製造方法、並びに導電性触媒粒子の製造方法に用いる装置
JP4061575B2 (ja) 2001-06-01 2008-03-19 ソニー株式会社 導電性触媒粒子及びその製造方法、ガス拡散性触媒電極及び電気化学デバイス
JP2007050319A (ja) * 2005-08-16 2007-03-01 Ritsumeikan 複合触媒粒子
WO2009128203A1 (ja) 2008-04-14 2009-10-22 パナソニック株式会社 表面ナノ構造を有する酸素極を備える燃料電池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2358359A (en) * 1939-05-17 1944-09-19 Colorado Fuel & Iron Corp Active carbon production
GB1018373A (en) * 1963-03-26 1966-01-26 Du Pont Hydrogenation catalysts
US3979329A (en) * 1969-12-12 1976-09-07 Johnson Matthey & Co., Limited Carbon molecular sieve catalyst
US3881957A (en) * 1972-03-17 1975-05-06 Universal Oil Prod Co Electrochemical cell comprising a catalytic electrode of a refractory oxide and a carbonaceous pyropolymer
US3964933A (en) * 1974-04-08 1976-06-22 Exxon Research And Engineering Company Carbon article including electrodes and methods of making the same
US4028274A (en) * 1976-06-01 1977-06-07 United Technologies Corporation Support material for a noble metal catalyst and method for making the same

Also Published As

Publication number Publication date
JPS5748258B2 (ja) 1982-10-15
IL55885A0 (en) 1979-01-31
IL55885A (en) 1981-11-30
FR2409792A1 (fr) 1979-06-22
FR2409792B1 (fr) 1986-05-16
DK155575C (da) 1989-09-18
DE2848138C2 (ja) 1989-08-03
BR7807532A (pt) 1979-07-24
DK155575B (da) 1989-04-24
JPS5482394A (en) 1979-06-30
ES475293A1 (es) 1980-04-01
SE439438B (sv) 1985-06-17
GB2008429A (en) 1979-06-06
DK521478A (da) 1979-05-24
SE7811784L (sv) 1979-05-24
DE2848138A1 (de) 1979-06-13
GB2008429B (en) 1982-04-28

Similar Documents

Publication Publication Date Title
DE2719659A1 (de) Traegermaterial fuer einen edelmetallkatalysator, verfahren zur herstellung desselben und dessen verwendung
CH616027A5 (ja)
DE1471743A1 (de) Katalysatorelektroden und diese Elektroden enthaltende Brennstoffelemente
DE2328050C3 (de) Katalysator für Brennstoffelektroden von Brennstoffelementen
DE2010169C2 (de) Elektrochemisches Verfahren zum Einbringen von Spurenmengen eines Materials in die Oberflächenschicht eines Trägers
DE2159664A1 (de) Verfahren zur Herstellung eines metallhaltigen Katalysators mit einer großen Oberfläche
DE2838537B2 (de) Verfahren zur Herstellung von positiven Mangandioxid-Elektroden für nichtwäßrige Zellen
DE2548478B2 (de) Verfahren zur Herstellung einer Elektrode für elektrolytische Prozesse
US4137373A (en) Platinum catalyst and method for making
CH280174A (de) Verfahren zur Herstellung von Kohlenelektroden.
DE2607510C2 (de) Verfahren zur Herstellung einer für die Erzeugung von Wasserstoffperoxid geeigneten Elektrode
DE2632623C2 (ja)
CH638693A5 (de) Platinkatalysator und verfahren zu seiner herstellung.
DE2906821C2 (ja)
DE2559616C3 (de) Verwendung eines Platinkatalysators als katalytisch aktive Brennstoffzeüenelektrode
DE2906927C2 (ja)
DE2710802C3 (de) Verfahren zur Herstellung von Elektroden für Elektrolysezellen
DE2108457C3 (de) Verfahren zur Herstellung von pulverförmigem wolframhaltigem Elektrodenmaterial für elektrochemische Zellen
EP1047629B1 (de) Verfahren zur vorbehandlung eines katalysatormaterials
DE2050414A1 (de) Verfahren zur Regenerierung eines Kohlenwasserstoffumwandlungskatalysators
DE2754857C2 (de) Verfahren zum in-situ-Regenerieren eines Platin und ein feuerfestes oder schwerschmelzbares anorganisches Oxid enthaltenden Katalysators in einem Kohlenwasserstoffumwandlungssystem
DE2835976A1 (de) Organische elektrolyt-zelle
DE4039211C2 (de) Katalysatormatte für Rekombinatoren
EP3817110B1 (de) Katalysator hoher stabilität für eine elektrochemische zelle
DE10163388B4 (de) Verfahren zur Herstellung einer Sauerstoff-Elektrode und Verwendung einer nach dem Verfahren hergestellten Sauerstoff-Elektrode

Legal Events

Date Code Title Description
PL Patent ceased