DE69629829D1 - Ceriumoxid mit lamellarer porenstruktur, verfahren zur herstellung und verwendung als katalysator davon - Google Patents

Ceriumoxid mit lamellarer porenstruktur, verfahren zur herstellung und verwendung als katalysator davon

Info

Publication number
DE69629829D1
DE69629829D1 DE69629829T DE69629829T DE69629829D1 DE 69629829 D1 DE69629829 D1 DE 69629829D1 DE 69629829 T DE69629829 T DE 69629829T DE 69629829 T DE69629829 T DE 69629829T DE 69629829 D1 DE69629829 D1 DE 69629829D1
Authority
DE
Germany
Prior art keywords
cerium oxide
pct
catalyst
steam
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
DE69629829T
Other languages
English (en)
Inventor
Lionel Bonneau
Patrick Ferlin
Christophe Zing
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
Application granted granted Critical
Publication of DE69629829D1 publication Critical patent/DE69629829D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224—Oxides or hydroxides of lanthanides
    • C01F17/235—Cerium oxides or hydroxides
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/01—Crystal-structural characteristics depicted by a TEM-image
    • 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
    • C01P2006/13—Surface area thermal stability thereof at high temperatures
    • 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
    • C01P2006/14—Pore volume
    • 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
    • C01P2006/16—Pore diameter
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE69629829T 1995-12-04 1996-12-03 Ceriumoxid mit lamellarer porenstruktur, verfahren zur herstellung und verwendung als katalysator davon Expired - Lifetime DE69629829D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9514291A FR2741869B1 (fr) 1995-12-04 1995-12-04 Oxyde de cerium a pores de structure lamellaire, procede de preparation et utilisation en catalyse
PCT/FR1996/001918 WO1997020772A1 (fr) 1995-12-04 1996-12-03 Oxyde de cerium a pores de structure lamellaire, procede de preparation et utilisation en catalyse

Publications (1)

Publication Number Publication Date
DE69629829D1 true DE69629829D1 (de) 2003-10-09

Family

ID=9485106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69629829T Expired - Lifetime DE69629829D1 (de) 1995-12-04 1996-12-03 Ceriumoxid mit lamellarer porenstruktur, verfahren zur herstellung und verwendung als katalysator davon

Country Status (11)

Country Link
US (1) US5994260A (de)
EP (1) EP0865412B1 (de)
JP (1) JP3321176B2 (de)
KR (1) KR19990071900A (de)
AT (1) ATE248772T1 (de)
CA (1) CA2238882C (de)
DE (1) DE69629829D1 (de)
FR (1) FR2741869B1 (de)
MX (1) MX9804403A (de)
NO (1) NO982534L (de)
WO (1) WO1997020772A1 (de)

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JPH11181403A (ja) * 1997-12-18 1999-07-06 Hitachi Chem Co Ltd 酸化セリウム研磨剤及び基板の研磨法
JP4123644B2 (ja) * 1999-06-22 2008-07-23 トヨタ自動車株式会社 排ガス浄化触媒
US6797845B1 (en) 1999-11-22 2004-09-28 Dow Global Technologies Inc. Process for vinyl chloride manufacture from ethane and ethylene with immediate HCl recovery from reactor effluent
US6680415B1 (en) 1999-11-22 2004-01-20 Dow Global Technologies Inc. Oxyhalogenation process using catalyst having porous rare earth halide support
US6933417B1 (en) 1999-11-22 2005-08-23 Dow Global Technologies Inc. Process for vinyl chloride manufacture from ethane and ethylene with partial CHl recovery from reactor effluent
US6909024B1 (en) * 1999-11-22 2005-06-21 The Dow Chemical Company Process for the conversion of ethylene to vinyl chloride and novel catalyst compositions useful for such process
US20040152929A1 (en) * 2002-05-08 2004-08-05 Clarke William D Process for vinyl chloride manufacture from ethane and ethylene with air feed and alternative hcl processing methods
US7431758B2 (en) * 2002-10-28 2008-10-07 Nissan Chemical Industries, Ltd. Cerium oxide particles and production method therefor
US6863825B2 (en) 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
KR100682233B1 (ko) * 2004-07-29 2007-02-12 주식회사 엘지화학 산화세륨 분말 및 그 제조방법
TWI323741B (en) * 2004-12-16 2010-04-21 K C Tech Co Ltd Abrasive particles, polishing slurry, and producing method thereof
KR100641348B1 (ko) 2005-06-03 2006-11-03 주식회사 케이씨텍 Ｃｍｐ용 슬러리와 이의 제조 방법 및 기판의 연마 방법
KR100725699B1 (ko) 2005-09-02 2007-06-07 주식회사 엘지화학 일액형 ｃｍｐ 슬러리용 산화 세륨 분말, 그 제조방법,이를 포함하는 일액형 ｃｍｐ 슬러리 조성물, 및 상기슬러리를 사용하는 얕은 트랜치 소자 분리방법
US8361419B2 (en) 2005-09-20 2013-01-29 Lg Chem, Ltd. Cerium carbonate powder, method for preparing the same, cerium oxide powder made therefrom, method for preparing the same, and CMP slurry comprising the same
KR100786961B1 (ko) * 2005-09-20 2007-12-17 주식회사 엘지화학 탄산세륨 분말 및 제조방법, 이로부터 제조된 산화세륨분말 및 제조방법, 이를 포함하는 ｃｍｐ 슬러리
EP1838620B1 (de) * 2005-10-14 2016-12-14 Lg Chem, Ltd. Herstellungsverfahren für ceroxidpulvern für suspensionen zum chemisch-mechanischen polieren
JP5182483B2 (ja) * 2005-12-16 2013-04-17 Ｊｓｒ株式会社 化学機械研磨用水系分散体および化学機械研磨方法、ならびに化学機械研磨用水系分散体を調製するためのキット
JP5177430B2 (ja) * 2006-07-18 2013-04-03 Ｊｓｒ株式会社 化学機械研磨用水系分散体、その製造方法および化学機械研磨方法
US8066874B2 (en) 2006-12-28 2011-11-29 Molycorp Minerals, Llc Apparatus for treating a flow of an aqueous solution containing arsenic
US20090107919A1 (en) 2007-10-31 2009-04-30 Chevron U.S.A. Inc. Apparatus and process for treating an aqueous solution containing chemical contaminants
US8349764B2 (en) 2007-10-31 2013-01-08 Molycorp Minerals, Llc Composition for treating a fluid
US8252087B2 (en) 2007-10-31 2012-08-28 Molycorp Minerals, Llc Process and apparatus for treating a gas containing a contaminant
TW201038510A (en) * 2009-03-16 2010-11-01 Molycorp Minerals Llc Porous and durable ceramic filter monolith coated with a rare earth for removing contaminates from water
KR101050789B1 (ko) * 2009-09-21 2011-07-20 주식회사 엘지화학 탄산세륨계 화합물의 제조 방법, 산화세륨의 제조 방법 및 결정성 산화세륨
US20130032529A1 (en) * 2011-02-07 2013-02-07 Molycorp Minerals, Llc Rare earth-containing filter block and method for making and using the same
US9233863B2 (en) 2011-04-13 2016-01-12 Molycorp Minerals, Llc Rare earth removal of hydrated and hydroxyl species
JP5589996B2 (ja) * 2011-09-12 2014-09-17 株式会社日立製作所 二酸化炭素捕捉材
AU2015226889B2 (en) 2014-03-07 2019-09-19 Secure Natural Resources Llc Cerium (IV) oxide with exceptional arsenic removal properties
US10639621B2 (en) 2018-03-05 2020-05-05 Qatar University Nanoporous cerium oxide with interconnected pores for catalysis and a cost-effective method of preparing thereof

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US3185652A (en) * 1960-04-29 1965-05-25 Nuclear Corp Of America Refractory rare earth material
US3200084A (en) * 1962-10-15 1965-08-10 Standard Oil Co Mixed antimony oxide-cerium oxide oxidation catalysts
FR2583034A1 (fr) * 1985-06-10 1986-12-12 Rhone Poulenc Spec Chim Nouvel oxyde cerique, son procede de fabrication et ses applications
US4714694A (en) * 1986-06-30 1987-12-22 Engelhard Corporation Aluminum-stabilized ceria catalyst compositions, and methods of making the same
FR2608583B1 (fr) * 1986-12-19 1990-12-07 Rhone Poulenc Chimie Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention
FR2617154B1 (fr) * 1987-06-29 1990-11-30 Rhone Poulenc Chimie Procede d'obtention d'oxyde cerique et oxyde cerique a nouvelles caracteristiques morphologiques
JPH0757690B2 (ja) * 1989-06-16 1995-06-21 信越化学工業株式会社 希土類酸化物充実球状粒子の製造方法
JPH04118053A (ja) * 1989-12-29 1992-04-20 Tokyo Roki Kk エンジンの排気ガス浄化用触媒
FR2664498B1 (fr) * 1990-07-16 1993-08-06 Oreal Produit a base de particules lamellaires minerales et organiques, comportant un pigment melanique, son procede de preparation et son utilisation en cosmetique.
US5081095A (en) * 1990-09-10 1992-01-14 General Motors Corporation Method of making a support containing an alumina-ceria washcoat for a noble metal catalyst
FR2677347B1 (fr) * 1991-06-05 1993-08-20 Rhone Poulenc Chimie Composition a base d'oxyde cerique, sa preparation et ses utilisations.
ATE190240T1 (de) * 1991-11-26 2000-03-15 Engelhard Corp Oxidationskatalysator und verfahren zur anwendung
US5652192A (en) * 1992-07-10 1997-07-29 Battelle Memorial Institute Catalyst material and method of making
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FR2701471B1 (fr) * 1993-02-10 1995-05-24 Rhone Poulenc Chimie Procédé de synthèse de compositions à base d'oxydes mixtes de zirconium et de cérium, compositions ainsi obtenues et utilisations de ces dernières.
JP2868176B2 (ja) * 1993-04-27 1999-03-10 信越化学工業株式会社 希土類元素酸化物粉末の製造方法
EP0624393B1 (de) * 1993-05-10 2001-08-16 Sakai Chemical Industry Co., Ltd., Katalysator zur katalytischen Reduktion von Stickstoffoxiden
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Also Published As

Publication number Publication date
MX9804403A (es) 1998-09-30
FR2741869B1 (fr) 1998-02-06
KR19990071900A (ko) 1999-09-27
JP3321176B2 (ja) 2002-09-03
EP0865412A1 (de) 1998-09-23
CA2238882C (fr) 2001-04-24
NO982534D0 (no) 1998-06-03
CA2238882A1 (fr) 1997-06-12
EP0865412B1 (de) 2003-09-03
FR2741869A1 (fr) 1997-06-06
WO1997020772A1 (fr) 1997-06-12
US5994260A (en) 1999-11-30
JPH11501898A (ja) 1999-02-16
ATE248772T1 (de) 2003-09-15
NO982534L (no) 1998-08-04

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Legal Events

Date Code Title Description
8332 No legal effect for de