IT7830479A0 - Composti di formula pb2(m2-xpbx)o7-y in cui m e' ru, ir, o loro miscele e metodo di preparazione. - Google Patents

Composti di formula pb2(m2-xpbx)o7-y in cui m e' ru, ir, o loro miscele e metodo di preparazione.

Info

Publication number
IT7830479A0
IT7830479A0 IT7830479A IT3047978A IT7830479A0 IT 7830479 A0 IT7830479 A0 IT 7830479A0 IT 7830479 A IT7830479 A IT 7830479A IT 3047978 A IT3047978 A IT 3047978A IT 7830479 A0 IT7830479 A0 IT 7830479A0
Authority
IT
Italy
Prior art keywords
xpbx
mixtures
compounds
formula
preparation
Prior art date
Application number
IT7830479A
Other languages
English (en)
Other versions
IT1101723B (it
Original Assignee
Exxon Research And Emgineering
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 Exxon Research And Emgineering filed Critical Exxon Research And Emgineering
Publication of IT7830479A0 publication Critical patent/IT7830479A0/it
Application granted granted Critical
Publication of IT1101723B publication Critical patent/IT1101723B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • 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
    • 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
    • C01G55/002—Compounds containing, besides ruthenium, rhodium, palladium, osmium, iridium, or platinum, two or more other elements, with the exception of oxygen or hydrogen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
    • H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
    • 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
    • H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/30—Three-dimensional structures
    • C01P2002/36—Three-dimensional structures pyrochlore-type (A2B2O7)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • 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)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inert Electrodes (AREA)
  • Pyridine Compounds (AREA)
IT30479/78A 1977-12-02 1978-12-01 Composti di formula pb2 (m2-xpbx) 07-y in cui m e' ru, ir, o loro miscele e metodo di preparazione IT1101723B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/856,646 US4124539A (en) 1977-12-02 1977-12-02 Pb2 [M2-x Pbx ]O7-y compounds wherein M is Ru, Ir or mixtures thereof, and method of preparation

Publications (2)

Publication Number Publication Date
IT7830479A0 true IT7830479A0 (it) 1978-12-01
IT1101723B IT1101723B (it) 1985-10-07

Family

ID=25324158

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30479/78A IT1101723B (it) 1977-12-02 1978-12-01 Composti di formula pb2 (m2-xpbx) 07-y in cui m e' ru, ir, o loro miscele e metodo di preparazione

Country Status (10)

Country Link
US (1) US4124539A (it)
JP (1) JPS5485195A (it)
BE (1) BE872388A (it)
CA (1) CA1097484A (it)
CH (1) CH640806A5 (it)
DE (1) DE2852047A1 (it)
FR (1) FR2410631A1 (it)
GB (1) GB2009129B (it)
IT (1) IT1101723B (it)
NL (1) NL7811800A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225469A (en) * 1978-11-01 1980-09-30 Exxon Research & Engineering Co. Method of making lead and bismuth pyrochlore compounds using an alkaline medium and at least one solid reactant source
JPS55161081A (en) * 1979-06-01 1980-12-15 Asahi Glass Co Ltd Electrolytic cell
US4434031A (en) 1980-08-08 1984-02-28 Exxon Research And Engineering Co. Method of electrocatalytic oxidation of organic compounds
US4395316A (en) * 1981-02-17 1983-07-26 Institute Of Gas Technology Hydrogen production by biomass product depolarized water electrolysis
US4440670A (en) * 1982-09-30 1984-04-03 Exxon Research And Engineering Co. Method of synthesizing high surface area unagglomerated noble metal pyrochlore compounds
US4420422A (en) * 1982-11-01 1983-12-13 E. I. Du Pont De Nemours & Co. Method for making high surface area bismuth-containing pyrochlores
NL8301631A (nl) * 1983-05-09 1984-12-03 Philips Nv Weerstandspasta voor een weerstandslichaam.
JPS60145949A (ja) * 1984-01-06 1985-08-01 昭栄化学工業株式会社 抵抗組成物
US4636332A (en) * 1985-11-01 1987-01-13 E. I. Du Pont De Nemours And Company Thick film conductor composition
US4961999A (en) * 1988-07-21 1990-10-09 E. I. Du Pont De Nemours And Company Thermistor composition
US4906406A (en) * 1988-07-21 1990-03-06 E. I. Du Pont De Nemours And Company Thermistor composition
CN100431210C (zh) * 2004-03-18 2008-11-05 张宝宏 添加铅氧化物的锌空气电池空气电极催化剂
GB201021352D0 (en) * 2010-12-16 2011-01-26 Johnson Matthey Plc Catalyst layer
GB201213832D0 (en) * 2012-08-03 2012-09-19 Johnson Matthey Plc Cathode
TWI451905B (zh) * 2013-01-25 2014-09-11 Univ Nat Chiao Tung 乙醇重組器觸媒組成物及乙醇重組器觸媒之製備方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2000816A1 (it) * 1968-01-26 1969-09-12 Du Pont
US3775347A (en) * 1969-11-26 1973-11-27 Du Pont Compositions for making resistors comprising lead-containing polynary oxide
US3560410A (en) * 1969-11-28 1971-02-02 Du Pont Resistor compositions containing pyrochlore-related oxides and cadmium oxide
US3691059A (en) * 1970-08-24 1972-09-12 Universal Oil Prod Co Hydrogen-cascade process for hydrocarbon conversion
US3682840A (en) * 1970-10-19 1972-08-08 Air Reduction Electrical resistor containing lead ruthenate

Also Published As

Publication number Publication date
US4124539A (en) 1978-11-07
DE2852047A1 (de) 1979-06-13
BE872388A (nl) 1979-05-30
JPS5485195A (en) 1979-07-06
FR2410631B1 (it) 1985-03-29
CA1097484A (en) 1981-03-17
GB2009129A (en) 1979-06-13
NL7811800A (nl) 1979-06-06
FR2410631A1 (fr) 1979-06-29
IT1101723B (it) 1985-10-07
GB2009129B (en) 1982-06-09
CH640806A5 (de) 1984-01-31

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