BE872388A - Loodrijke pyrochloor-type verbindingen - Google Patents

Loodrijke pyrochloor-type verbindingen

Info

Publication number
BE872388A
BE872388A BE2057450A BE2057450A BE872388A BE 872388 A BE872388 A BE 872388A BE 2057450 A BE2057450 A BE 2057450A BE 2057450 A BE2057450 A BE 2057450A BE 872388 A BE872388 A BE 872388A
Authority
BE
Belgium
Prior art keywords
pyrochlorine
lead
type compounds
compounds
type
Prior art date
Application number
BE2057450A
Other languages
English (en)
Dutch (nl)
Original Assignee
Exxon Research Engineering Co
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 Engineering Co filed Critical Exxon Research Engineering Co
Publication of BE872388A publication Critical patent/BE872388A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G55/00Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G55/00Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
    • C01G55/002Compounds containing, besides ruthenium, rhodium, palladium, osmium, iridium, or platinum, two or more other elements, with the exception of oxygen or hydrogen
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/06Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
    • H01B1/08Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
    • 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
    • H01M4/9016Oxides, hydroxides or oxygenated metallic salts
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/30Three-dimensional structures
    • C01P2002/36Three-dimensional structures pyrochlore-type (A2B2O7)
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/50Solid solutions
    • C01P2002/52Solid solutions containing elements as dopants
    • C01P2002/54Solid solutions containing elements as dopants one element only
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/70Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72Crystal-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
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/40Electric properties
    • 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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inert Electrodes (AREA)
  • Pyridine Compounds (AREA)
BE2057450A 1977-12-02 1978-11-30 Loodrijke pyrochloor-type verbindingen BE872388A (nl)

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 (1)

Publication Number Publication Date
BE872388A true BE872388A (nl) 1979-05-30

Family

ID=25324158

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2057450A BE872388A (nl) 1977-12-02 1978-11-30 Loodrijke pyrochloor-type verbindingen

Country Status (10)

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

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
DE1903561C3 (de) * 1968-01-26 1972-11-23 Du Pont Widerstandsmasse
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
FR2410631B1 (de) 1985-03-29
GB2009129A (en) 1979-06-13
DE2852047A1 (de) 1979-06-13
JPS5485195A (en) 1979-07-06
IT1101723B (it) 1985-10-07
CA1097484A (en) 1981-03-17
IT7830479A0 (it) 1978-12-01
CH640806A5 (de) 1984-01-31
GB2009129B (en) 1982-06-09
FR2410631A1 (fr) 1979-06-29
NL7811800A (nl) 1979-06-06

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EXXON RESEARCH AND ENGINEERING CY

Effective date: 19871130