BR8301586A - Processo para melhorar o desempenho do catalisador em uma reacao catalisada com platina - Google Patents

Processo para melhorar o desempenho do catalisador em uma reacao catalisada com platina

Info

Publication number
BR8301586A
BR8301586A BR8301586A BR8301586A BR8301586A BR 8301586 A BR8301586 A BR 8301586A BR 8301586 A BR8301586 A BR 8301586A BR 8301586 A BR8301586 A BR 8301586A BR 8301586 A BR8301586 A BR 8301586A
Authority
BR
Brazil
Prior art keywords
platinum
catalyst performance
improve catalyst
catalysted
reaction
Prior art date
Application number
BR8301586A
Other languages
English (en)
Inventor
Sudhangshu Bose
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
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of BR8301586A publication Critical patent/BR8301586A/pt

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
    • H01M4/928—Unsupported catalytic particles; loose particulate catalytic materials, e.g. in fluidised state
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/648—Vanadium, niobium or tantalum or polonium
    • B01J23/6482—Vanadium
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/652—Chromium, molybdenum or tungsten
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8913—Cobalt and noble metals
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8301586A 1982-03-31 1983-03-28 Processo para melhorar o desempenho do catalisador em uma reacao catalisada com platina BR8301586A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36398482A 1982-03-31 1982-03-31

Publications (1)

Publication Number Publication Date
BR8301586A true BR8301586A (pt) 1983-12-06

Family

ID=23432557

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8301586A BR8301586A (pt) 1982-03-31 1983-03-28 Processo para melhorar o desempenho do catalisador em uma reacao catalisada com platina

Country Status (16)

Country Link
JP (1) JPS58177145A (pt)
AU (1) AU1255683A (pt)
BE (1) BE896315A (pt)
BR (1) BR8301586A (pt)
CA (1) CA1207310A (pt)
DE (1) DE3310965A1 (pt)
DK (1) DK95983A (pt)
EG (1) EG16278A (pt)
FI (1) FI831107L (pt)
FR (1) FR2524340B1 (pt)
GB (1) GB2117791A (pt)
IL (1) IL68099A0 (pt)
IT (1) IT1160756B (pt)
NL (1) NL8300822A (pt)
NO (1) NO831099L (pt)
SE (1) SE8301300L (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4447506A (en) * 1983-01-17 1984-05-08 United Technologies Corporation Ternary fuel cell catalysts containing platinum, cobalt and chromium
DE3463709D1 (en) * 1984-01-18 1987-06-19 Engelhard Corp Improved electrocatalyst and fuel cell electrode using the same
JPS618851A (ja) * 1984-06-07 1986-01-16 ガイナー・インコーポレーテツド 燃料電池及びそのための電解触媒
JPH031810A (ja) * 1989-05-30 1991-01-08 Matsushita Electric Ind Co Ltd 厨房装置
GB9622284D0 (en) * 1996-10-25 1996-12-18 Johnson Matthey Plc Improved catalyst
JP2001015122A (ja) * 1999-06-30 2001-01-19 Tanaka Kikinzoku Kogyo Kk 高分子固体電解質型燃料電池用触媒及び高分子固体電解質型燃料電池
JP2002198057A (ja) * 2000-05-23 2002-07-12 National Institute Of Advanced Industrial & Technology 燃料電池とそれに用いる改良型酸素電極

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB133261A (en) * 1919-04-22 1919-10-09 Allen Warwick Smith Improvements in Carrying and Drag Bags.
NL67110B (pt) * 1932-11-02
GB489306A (en) * 1937-01-25 1938-07-25 Ig Farbenindustrie Ag Catalysts
GB491143A (en) * 1937-01-26 1938-08-26 Ig Farbenindustrie Ag Catalysts
GB570071A (en) * 1941-06-30 1945-06-21 Alan Richard Powell Improvements in the oxidation of ammonia to oxides of nitrogen
GB1016058A (en) * 1963-09-30 1966-01-05 Johnson Matthey Co Ltd Improvements in and relating to catalysts
GB1124504A (en) * 1964-08-21 1968-08-21 Johnson Matthey Co Ltd Improvements in and relating to catalysts
GB1108317A (en) * 1964-11-24 1968-04-03 Exxon Research Engineering Co Catalyst composition
US3799889A (en) * 1969-11-27 1974-03-26 V Gryaznov Hydrogenation and hydrodealkylation catalyst
GB1299540A (en) * 1970-04-01 1972-12-13 Inst Neftechimicheskogo Sintez Dehydrogenation, dehydrocyclization and hydrodealkylation catalysts
US4316944A (en) * 1980-06-18 1982-02-23 United Technologies Corporation Noble metal-chromium alloy catalysts and electrochemical cell

Also Published As

Publication number Publication date
FI831107A0 (fi) 1983-03-30
DK95983A (da) 1983-10-01
FR2524340A1 (fr) 1983-10-07
GB2117791A (en) 1983-10-19
DK95983D0 (da) 1983-02-28
GB8305771D0 (en) 1983-04-07
NL8300822A (nl) 1983-10-17
IL68099A0 (en) 1983-06-15
SE8301300D0 (sv) 1983-03-10
DE3310965A1 (de) 1983-10-13
CA1207310A (en) 1986-07-08
IT8320266A0 (it) 1983-03-24
SE8301300L (sv) 1983-10-01
JPS58177145A (ja) 1983-10-17
BE896315A (fr) 1983-07-18
IT1160756B (it) 1987-03-11
EG16278A (en) 1987-04-30
AU1255683A (en) 1983-10-06
FI831107L (fi) 1983-10-01
NO831099L (no) 1983-10-03
FR2524340B1 (fr) 1987-08-14

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