CA982783A - Finely particulated colloidal platinum, compound and sol for producing the same, and method of preparation - Google Patents

Finely particulated colloidal platinum, compound and sol for producing the same, and method of preparation

Info

Publication number
CA982783A
CA982783A CA142,289A CA142289A CA982783A CA 982783 A CA982783 A CA 982783A CA 142289 A CA142289 A CA 142289A CA 982783 A CA982783 A CA 982783A
Authority
CA
Canada
Prior art keywords
sol
compound
producing
preparation
same
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
Application number
CA142,289A
Other versions
CA142289S (en
Inventor
Henry G. Petrow
Robert J. Allen
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.)
Prototech Inc
Original Assignee
Prototech Inc
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 Prototech Inc filed Critical Prototech Inc
Application granted granted Critical
Publication of CA982783A publication Critical patent/CA982783A/en
Expired 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
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G55/00—Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA142,289A 1971-06-16 1972-05-16 Finely particulated colloidal platinum, compound and sol for producing the same, and method of preparation Expired CA982783A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15382471A 1971-06-16 1971-06-16

Publications (1)

Publication Number Publication Date
CA982783A true CA982783A (en) 1976-02-03

Family

ID=22548895

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,289A Expired CA982783A (en) 1971-06-16 1972-05-16 Finely particulated colloidal platinum, compound and sol for producing the same, and method of preparation

Country Status (9)

Country Link
JP (2) JPS566110B1 (en)
BE (1) BE784344A (en)
CA (1) CA982783A (en)
FR (2) FR2141955B1 (en)
GB (1) GB1357494A (en)
IL (1) IL39460A (en)
IT (1) IT960690B (en)
NL (1) NL7208276A (en)
SE (1) SE396213B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33149E (en) * 1971-06-16 1990-01-16 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
US4431750A (en) * 1982-05-19 1984-02-14 Phillips Petroleum Company Platinum group metal catalyst on the surface of a support and a process for preparing same
GB8724446D0 (en) * 1987-10-19 1987-11-25 Cambridge Life Sciences Immobilised enzyme electrodes
FI90502C (en) * 1992-03-19 1994-02-25 Kemira Oy Platinum-low catalyst and process for making it
WO2009039136A2 (en) 2007-09-17 2009-03-26 Siometrix Corporation Self-actuating signal producing detection devices and methods
DE102008023472B4 (en) * 2008-05-14 2021-12-09 Clariant Produkte (Deutschland) Gmbh Process for the preparation of a platinum catalyst precursor, catalyst precursor or catalyst and the use thereof

Also Published As

Publication number Publication date
BE784344A (en) 1972-10-02
DE2264754B2 (en) 1977-03-17
DE2229331A1 (en) 1973-01-04
IL39460A (en) 1975-08-31
FR2168119B1 (en) 1979-03-30
GB1357494A (en) 1974-06-19
DE2229331B2 (en) 1976-01-15
IT960690B (en) 1973-11-30
SE396213B (en) 1977-09-12
NL7208276A (en) 1972-12-19
DE2264754A1 (en) 1975-03-20
FR2141955B1 (en) 1979-03-30
JPS5624046A (en) 1981-03-07
IL39460A0 (en) 1972-07-26
JPS5812058B2 (en) 1983-03-05
FR2168119A1 (en) 1973-08-24
JPS566110B1 (en) 1981-02-09
FR2141955A1 (en) 1973-01-26

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