ATE248772T1 - 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
ATE248772T1
ATE248772T1 AT96941100T AT96941100T ATE248772T1 AT E248772 T1 ATE248772 T1 AT E248772T1 AT 96941100 T AT96941100 T AT 96941100T AT 96941100 T AT96941100 T AT 96941100T AT E248772 T1 ATE248772 T1 AT E248772T1
Authority
AT
Austria
Prior art keywords
cerium oxide
pct
catalyst
steam
production
Prior art date
Application number
AT96941100T
Other languages
English (en)
Inventor
Lionel Bonneau
Patrick Ferlin
Christophe Zing
Original Assignee
Rhodia 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 Sa filed Critical Rhodia Chimie Sa
Application granted granted Critical
Publication of ATE248772T1 publication Critical patent/ATE248772T1/de

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)
  • Materials Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AT96941100T 1995-12-04 1996-12-03 Ceriumoxid mit lamellarer porenstruktur, verfahren zur herstellung und verwendung als katalysator davon ATE248772T1 (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
ATE248772T1 true ATE248772T1 (de) 2003-09-15

Family

ID=9485106

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96941100T ATE248772T1 (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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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
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
CA2448500C (en) 2001-05-23 2009-11-17 Dow Global Technologies Inc. Oxidative halogenation and optional dehydrogenation of c3+ hydrocarbons
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US6863825B2 (en) 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
RU2243940C2 (ru) * 2003-02-19 2005-01-10 Федеральное государственное унитарное предприятиие "Уральский электрохимический комбинат" Способ получения диоксида церия с высокой удельной поверхностью
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
CN101268017A (zh) * 2005-09-20 2008-09-17 Lg化学株式会社 碳酸铈粉末及其制备方法、由该碳酸铈粉末制备的氧化铈粉末及其制备方法以及含该氧化铈粉末的cmp浆料
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
CN101039876B (zh) * 2005-10-14 2011-07-27 Lg化学株式会社 用于化学机械抛光的二氧化铈粉末的制备方法及使用该粉末制备化学机械抛光浆料的方法
US8157877B2 (en) * 2005-12-16 2012-04-17 Jsr Corporation Chemical mechanical polishing aqueous dispersion, chemical mechanical polishing method, and kit for preparing chemical mechanical polishing aqueous dispersion
KR20090031571A (ko) * 2006-07-18 2009-03-26 제이에스알 가부시끼가이샤 화학 기계 연마용 수계 분산체, 그의 제조 방법 및 화학 기계 연마 방법
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
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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
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CN117258803A (zh) * 2023-09-25 2023-12-22 包头稀土研究院 一种介孔氧化铈负载PdCu纳米颗粒催化剂及其制备方法和应用

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Also Published As

Publication number Publication date
US5994260A (en) 1999-11-30
EP0865412A1 (de) 1998-09-23
FR2741869A1 (fr) 1997-06-06
FR2741869B1 (fr) 1998-02-06
CA2238882A1 (fr) 1997-06-12
EP0865412B1 (de) 2003-09-03
CA2238882C (fr) 2001-04-24
NO982534L (no) 1998-08-04
DE69629829D1 (de) 2003-10-09
JP3321176B2 (ja) 2002-09-03
KR19990071900A (ko) 1999-09-27
WO1997020772A1 (fr) 1997-06-12
MX9804403A (es) 1998-09-30
JPH11501898A (ja) 1999-02-16
NO982534D0 (no) 1998-06-03

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