ATE234151T1 - Dispergierbare zusammensetzung auf basis von einem seltenerdmetall, verfahren zur deren herstellung und verfahren zur herstellung einer kolloidale suspension. - Google Patents

Dispergierbare zusammensetzung auf basis von einem seltenerdmetall, verfahren zur deren herstellung und verfahren zur herstellung einer kolloidale suspension.

Info

Publication number
ATE234151T1
ATE234151T1 AT95401179T AT95401179T ATE234151T1 AT E234151 T1 ATE234151 T1 AT E234151T1 AT 95401179 T AT95401179 T AT 95401179T AT 95401179 T AT95401179 T AT 95401179T AT E234151 T1 ATE234151 T1 AT E234151T1
Authority
AT
Austria
Prior art keywords
producing
rare earth
earth metal
soln
composition based
Prior art date
Application number
AT95401179T
Other languages
English (en)
Inventor
Thierry Chopin
Olivier Touret
Gabriel Vilmin
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 ATE234151T1 publication Critical patent/ATE234151T1/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
    • 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
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0072—Preparation of particles, e.g. dispersion of droplets in an oil bath
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0236—Drying, e.g. preparing a suspension, adding a soluble salt and drying
    • 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
    • C01F17/241—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion containing two or more rare earth metals, e.g. NdPrO3 or LaNdPrO3
    • 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
    • C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
    • C01F17/32—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6 oxide or hydroxide being the only anion, e.g. NaCeO2 or MgxCayEuO
    • 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)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Dispersion Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Colloid Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AT95401179T 1994-05-27 1995-05-22 Dispergierbare zusammensetzung auf basis von einem seltenerdmetall, verfahren zur deren herstellung und verfahren zur herstellung einer kolloidale suspension. ATE234151T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9406448A FR2720295B1 (fr) 1994-05-27 1994-05-27 Composé dispersible à base d'une terre rare, suspension colloïdale obtenue à partir de ce composé, leurs procédés de préparation et utilisation à la fabrication de catalyseurs.

Publications (1)

Publication Number Publication Date
ATE234151T1 true ATE234151T1 (de) 2003-03-15

Family

ID=9463572

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95401179T ATE234151T1 (de) 1994-05-27 1995-05-22 Dispergierbare zusammensetzung auf basis von einem seltenerdmetall, verfahren zur deren herstellung und verfahren zur herstellung einer kolloidale suspension.

Country Status (13)

Country Link
US (1) US6090743A (de)
EP (1) EP0684072B1 (de)
JP (1) JP3118162B2 (de)
KR (1) KR100370535B1 (de)
CN (1) CN1150982C (de)
AT (1) ATE234151T1 (de)
AU (1) AU2025895A (de)
BR (1) BR9502568A (de)
CA (1) CA2150295C (de)
DE (1) DE69529861T2 (de)
FI (1) FI952568A (de)
FR (1) FR2720295B1 (de)
ZA (1) ZA954060B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2729309B1 (fr) * 1995-01-13 1997-04-18 Rhone Poulenc Chimie Composition catalytique a base d'oxyde de cerium et d'oxyde de manganese, de fer ou de praseodyme, son procede de preparation et son utilisation en catalyse postcombustion automobile
FR2734560B1 (fr) * 1995-05-24 1997-08-14 Rhone Poulenc Chimie Compose a base d'yttrium ou d'holmium redispersible sous forme d'un sol
EP0834348B1 (de) * 1996-10-07 2004-03-31 Kabushiki Kaisha Toyota Chuo Kenkyusho Verbundoxid, Verbundoxidträger und Katalysator
FR2756819B1 (fr) * 1996-12-06 1999-02-19 Rhodia Chimie Sa Composition a base d'oxyde de cerium ou d'oxydes de cerium et de zirconium, sous forme extrudee, son procede de preparation et son utilisation comme catalyseur
GB2334033A (en) 1998-02-09 1999-08-11 Isis Innovation Self activated rare earth oxide nanoparticles
JP2002532374A (ja) 1998-12-17 2002-10-02 アイシス・イノベーション・リミテッド ３元系酸化物粒子
AU1872100A (en) 1998-12-17 2000-07-03 Isis Innovation Limited Rare earth-activated phosphors
EP1020216B1 (de) * 1999-01-18 2004-06-02 Kabushiki Kaisha Toyota Chuo Kenkyusho Katalysator zur Reinigung von Abgasen
US6335305B1 (en) 1999-01-18 2002-01-01 Kabushiki Kaisha Toyota Chuo Kenkyusho Catalyst for purifying exhaust gas
FR2797199B1 (fr) * 1999-08-04 2001-10-05 Rhodia Terres Rares Dispersion colloidale organique de particules essentiellement monocristallines d'au moins un compose a base d'au moins une terre rare, son procede de preparation et son utilisation
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
FR2801299B1 (fr) * 1999-11-23 2002-06-07 Rhodia Terres Rares Dispersion colloidale aqueuse a base d'au moins un compose d'un lanthanide et d'un complexant, procede de preparation et utilisation
GB0012377D0 (en) * 2000-05-22 2000-07-12 Isis Innovation Oxide based phosphors
BR0114463B1 (pt) 2000-09-18 2012-05-29 cigarro com baixo nìvel de fumaça de escoamento lateral, cigarro e papel de tratamento de cigarro.
CN100424056C (zh) * 2001-05-23 2008-10-08 陶氏环球技术公司 C3+烃的氧化卤化和任选脱氢反应
JP4863596B2 (ja) * 2001-06-18 2012-01-25 日産自動車株式会社 排気ガス浄化システム
EP1423196B1 (de) * 2001-09-14 2006-07-12 Rothmans, Benson & Hedges Inc. Verfahren zur herstellung von mikroporösen materialien, welche mit oxiden der seltenen erdmetalle beschichtet sind
GB2381530A (en) * 2001-11-01 2003-05-07 Oxonica Ltd Water-soluble particles of luminescent materials and their use in Biotagging
NZ552999A (en) * 2002-03-15 2008-06-30 Rothmans Benson & Hedges Low sidestream smoke cigarette with combustible paper having modified ash characteristics
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
DE10357339A1 (de) * 2003-12-09 2005-07-14 Degussa Ag Verfahren und Vorrichtung zur Herstellung von anorganischen Materialien
DE102006032590A1 (de) * 2006-07-13 2008-01-17 H.C. Starck Gmbh Hydrothermales Verfahren zur Herstellung von nano- bis mikroskaligen Partikeln
JP2010047432A (ja) * 2008-08-19 2010-03-04 Sumitomo Osaka Cement Co Ltd 粒子集合体およびその製造方法
JP5494746B2 (ja) * 2012-07-17 2014-05-21 住友大阪セメント株式会社 粒子集合体の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2257326B1 (de) 1973-06-19 1976-05-28 Rhone Progil
DE2647702C2 (de) * 1975-10-22 1987-01-29 United Kingdom Atomic Energy Authority, London Verfahren zur Herstellung von Katalysatoren
FR2419754A1 (fr) 1978-03-14 1979-10-12 Rhone Poulenc Ind Dispositif pour la mise en contact de substances se presentant sous au moins deux phases differentes
FR2431321A1 (fr) 1978-07-21 1980-02-15 Rhone Poulenc Ind Procede de traitement de substances se presentant sous des phases differentes, tel que traitement de substances sous forme liquide, semi-liquide, ou pateuse, par une autre phase notamment gazeuse
FR2583737B1 (fr) * 1985-06-20 1987-08-14 Rhone Poulenc Spec Chim Nouveau compose de cerium iv et son procede de preparation.
FR2593195B1 (fr) * 1986-01-22 1988-08-12 Centre Nat Rech Scient Nouvelles compositions particulaires d'oxyde de terre rare, leur preparation et leur application
FR2596382B1 (fr) * 1986-03-26 1988-05-27 Rhone Poulenc Chimie Dispersions aqueuses colloidales d'un compose de cerium iv et leur procede d'obtention
US4791091A (en) * 1987-09-30 1988-12-13 Allied-Signal Inc. Catalyst for treatment of exhaust gases from internal combustion engines and method of manufacturing the catalyst
FR2655972B1 (fr) * 1989-12-15 1992-04-24 Rhone Poulenc Chimie Procede de preparation d'une dispersion collouidale d'un compose de cerium iv en milieu aqueux et dispersions obtenues.
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
JPH0710730B2 (ja) * 1990-11-22 1995-02-08 信越化学工業株式会社 希土類元素酸化物の製造方法
FR2677347B1 (fr) * 1991-06-05 1993-08-20 Rhone Poulenc Chimie Composition a base d'oxyde cerique, sa preparation et ses utilisations.
US5132264A (en) * 1991-07-01 1992-07-21 Heiko Mauermann Concentrated water soluble organic lanthanide salts
FR2719502B1 (fr) * 1994-05-09 1996-06-07 Rhone Poulenc Chimie Dispersion colloïdale à base d'oxyde de cérium et d'oxyde de titane son procédé de préparation, son application au revêtement de substrats et substrats ainsi revêtus.

Also Published As

Publication number Publication date
BR9502568A (pt) 1995-12-26
FI952568A0 (fi) 1995-05-26
AU2025895A (en) 1995-12-07
EP0684072A2 (de) 1995-11-29
EP0684072A3 (de) 1996-02-28
CN1118716A (zh) 1996-03-20
FI952568A (fi) 1995-11-28
CA2150295A1 (fr) 1995-11-28
KR100370535B1 (ko) 2003-03-19
ZA954060B (en) 1996-01-19
EP0684072B1 (de) 2003-03-12
FR2720295B1 (fr) 1996-07-12
JP3118162B2 (ja) 2000-12-18
US6090743A (en) 2000-07-18
CA2150295C (fr) 1999-09-28
CN1150982C (zh) 2004-05-26
FR2720295A1 (fr) 1995-12-01
KR950031908A (ko) 1995-12-20
DE69529861T2 (de) 2003-12-24
DE69529861D1 (de) 2003-04-17
JPH082918A (ja) 1996-01-09

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