DE69515209T2 - Hoch reduzierbare Alumine, Ceroxid und Zirconiumoxid Zusammensetzungen, Verfahren zu deren Herstellung und ihre Verwendung zur Herstellung von Katalysatoren - Google Patents

Hoch reduzierbare Alumine, Ceroxid und Zirconiumoxid Zusammensetzungen, Verfahren zu deren Herstellung und ihre Verwendung zur Herstellung von Katalysatoren

Info

Publication number
DE69515209T2
DE69515209T2 DE69515209T DE69515209T DE69515209T2 DE 69515209 T2 DE69515209 T2 DE 69515209T2 DE 69515209 T DE69515209 T DE 69515209T DE 69515209 T DE69515209 T DE 69515209T DE 69515209 T2 DE69515209 T2 DE 69515209T2
Authority
DE
Germany
Prior art keywords
alumines
catalysts
processes
preparation
production
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 - Lifetime
Application number
DE69515209T
Other languages
English (en)
Other versions
DE69515209D1 (de
Inventor
Thierry Chopin
Olivier Touret
Gabriel Vilmin
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.)
Rhodia Chimie SAS
Original Assignee
Rhodia Chimie SAS
Rhone Poulenc Chimie SA
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 Rhodia Chimie SAS, Rhone Poulenc Chimie SA filed Critical Rhodia Chimie SAS
Publication of DE69515209D1 publication Critical patent/DE69515209D1/de
Application granted granted Critical
Publication of DE69515209T2 publication Critical patent/DE69515209T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0054—Mixed oxides or hydroxides containing one rare earth metal, yttrium or scandium
    • 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
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • 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
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
    • 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
    • C01P2006/10—Solid density
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
DE69515209T 1994-05-27 1995-05-22 Hoch reduzierbare Alumine, Ceroxid und Zirconiumoxid Zusammensetzungen, Verfahren zu deren Herstellung und ihre Verwendung zur Herstellung von Katalysatoren Expired - Lifetime DE69515209T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9406447A FR2720296B1 (fr) 1994-05-27 1994-05-27 Composés à base d'alumine, d'oxyde de cérium et d'oxyde de zirconium à réductibilité élevée, leur procédé de préparation et leur utilisation dans la préparation de catalyseurs.

Publications (2)

Publication Number Publication Date
DE69515209D1 DE69515209D1 (de) 2000-04-06
DE69515209T2 true DE69515209T2 (de) 2000-09-07

Family

ID=9463571

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69515209T Expired - Lifetime DE69515209T2 (de) 1994-05-27 1995-05-22 Hoch reduzierbare Alumine, Ceroxid und Zirconiumoxid Zusammensetzungen, Verfahren zu deren Herstellung und ihre Verwendung zur Herstellung von Katalysatoren

Country Status (13)

Country Link
US (1) US5883037A (de)
EP (1) EP0684073B1 (de)
JP (1) JP2789313B2 (de)
KR (1) KR100364189B1 (de)
CN (1) CN1085109C (de)
AT (1) ATE189974T1 (de)
AU (1) AU2025995A (de)
BR (1) BR9502567A (de)
CA (1) CA2150296C (de)
DE (1) DE69515209T2 (de)
FI (1) FI952567A (de)
FR (1) FR2720296B1 (de)
ZA (1) ZA954058B (de)

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Also Published As

Publication number Publication date
DE69515209D1 (de) 2000-04-06
KR100364189B1 (ko) 2004-05-27
BR9502567A (pt) 1996-06-04
FR2720296B1 (fr) 1996-07-12
CA2150296C (fr) 2000-04-25
FI952567A (fi) 1995-11-28
ATE189974T1 (de) 2000-03-15
KR950031907A (ko) 1995-12-20
FI952567A0 (fi) 1995-05-26
ZA954058B (en) 1996-01-19
JP2789313B2 (ja) 1998-08-20
CA2150296A1 (fr) 1995-11-28
US5883037A (en) 1999-03-16
EP0684073A1 (de) 1995-11-29
FR2720296A1 (fr) 1995-12-01
JPH07315840A (ja) 1995-12-05
EP0684073B1 (de) 2000-03-01
CN1116965A (zh) 1996-02-21
AU2025995A (en) 1995-12-07
CN1085109C (zh) 2002-05-22

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