FR2416867B1 - - Google Patents

Info

Publication number
FR2416867B1
FR2416867B1 FR7830887A FR7830887A FR2416867B1 FR 2416867 B1 FR2416867 B1 FR 2416867B1 FR 7830887 A FR7830887 A FR 7830887A FR 7830887 A FR7830887 A FR 7830887A FR 2416867 B1 FR2416867 B1 FR 2416867B1
Authority
FR
France
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
Application number
FR7830887A
Other languages
French (fr)
Other versions
FR2416867A1 (fr
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.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
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
Priority claimed from GB22835/78A external-priority patent/GB1603794A/en
Application filed by UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Publication of FR2416867A1 publication Critical patent/FR2416867A1/fr
Application granted granted Critical
Publication of FR2416867B1 publication Critical patent/FR2416867B1/fr
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50Mixing liquids with solids
    • B01F23/51Methods thereof
    • B01F23/511Methods thereof characterised by the composition of the liquids or solids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0004Preparation of sols
    • B01J13/0047Preparation of sols containing a metal oxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/024Multiple impregnation or coating
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00Compounds of rare earth metals
    • C01F17/20Compounds containing only rare earth metals as the metal element
    • C01F17/206Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224Oxides or hydroxides of lanthanides
    • C01F17/235Cerium oxides or hydroxides
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23DENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
    • C23D5/00Coating with enamels or vitreous layers
    • C23D5/02Coating with enamels or vitreous layers by wet methods
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23DENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
    • C23D5/00Coating with enamels or vitreous layers
    • C23D5/10Coating with enamels or vitreous layers with refractory materials
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/10Solid density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FR7830887A 1977-11-01 1978-10-31 Procede de preparation d'une dispersion aqueuse d'oxyde de cerium Granted FR2416867A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4547177 1977-11-01
GB22835/78A GB1603794A (en) 1978-05-25 1978-05-25 Dispersions

Publications (2)

Publication Number Publication Date
FR2416867A1 FR2416867A1 (fr) 1979-09-07
FR2416867B1 true FR2416867B1 (US06272168-20010807-M00014.png) 1984-11-16

Family

ID=26256141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830887A Granted FR2416867A1 (fr) 1977-11-01 1978-10-31 Procede de preparation d'une dispersion aqueuse d'oxyde de cerium

Country Status (7)

Country Link
US (1) US4231893A (US06272168-20010807-M00014.png)
JP (1) JPS54500021A (US06272168-20010807-M00014.png)
DE (1) DE2857146T1 (US06272168-20010807-M00014.png)
FR (1) FR2416867A1 (US06272168-20010807-M00014.png)
IT (1) IT1160900B (US06272168-20010807-M00014.png)
NL (1) NL7810884A (US06272168-20010807-M00014.png)
WO (1) WO1979000248A1 (US06272168-20010807-M00014.png)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472601A1 (fr) * 1979-12-27 1981-07-03 Rhone Poulenc Ind Procede de fabrication de compositions de polissage a base de cerium
US4356106A (en) * 1980-05-09 1982-10-26 United Kingdom Atomic Energy Authority Cerium compounds
EP0078098B1 (en) * 1981-08-07 1986-05-14 United Kingdom Atomic Energy Authority Cerium compounds
US4599201A (en) * 1982-04-12 1986-07-08 Rhone-Poulenc, Inc. Process for preparing ceric carboxylates
JPS60168537A (ja) * 1984-02-10 1985-09-02 Nippon Shokubai Kagaku Kogyo Co Ltd 一体構造型排ガス浄化用触媒の製造方法
GB8430244D0 (en) * 1984-11-30 1985-01-09 Atomic Energy Authority Uk Preparation of materials
FR2583737B1 (fr) * 1985-06-20 1987-08-14 Rhone Poulenc Spec Chim Nouveau compose de cerium iv et son procede de preparation.
US5308548A (en) * 1985-06-20 1994-05-03 Rhone-Poulenc Specialities Chimiques Preparing a dispersible, sol-forming cerium (IV) composition
FR2583736B1 (fr) * 1985-06-20 1987-08-14 Rhone Poulenc Spec Chim Nouveau compose de cerium iv et son procede de preparation.
FR2583735B1 (fr) * 1985-06-20 1990-11-23 Rhone Poulenc Spec Chim Nouvelles dispersions colloidales d'un compose de cerium iv en milieu aqueux et leur procede d'obtention.
FR2584388B1 (fr) * 1985-07-03 1991-02-15 Rhone Poulenc Spec Chim Composition a base d'oxyde cerique, sa preparation et ses utilisations
FR2596380B1 (fr) * 1986-03-26 1991-09-27 Rhone Poulenc Chimie Nouveau compose de cerium iv et son procede de preparation
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
FR2596381B1 (fr) * 1986-03-26 1988-05-27 Rhone Poulenc Chimie Oxydes ceriques a nouvelles caracteristiques morphologiques et leur procede d'obtention
FR2608583B1 (fr) * 1986-12-19 1990-12-07 Rhone Poulenc Chimie Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention
FR2620437B1 (fr) * 1987-09-14 1990-11-30 Rhone Poulenc Chimie Procede d'obtention d'une dispersion colloidale d'un compose de terre rare en milieu aqueux et produit obtenu
US5279789A (en) * 1988-12-23 1994-01-18 Rhone-Poulenc Chimie Ceric oxide particulates having improved morphology
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.
FR2695574B1 (fr) * 1992-09-15 1994-11-04 Rhone Poulenc Chimie Composition à base d'oxyde cérique, préparation et utilisation.
CA2150369C (fr) 1993-09-29 2001-05-01 Yvonick Chevallier Silice precipitee
FR2710630B1 (fr) * 1993-09-29 1995-12-29 Rhone Poulenc Chimie Nouvelles silices précipitées, leur procédé de préparation et leur utilisation au renforcement des élastomères.
US6001322A (en) 1993-09-29 1999-12-14 Rhone-Poulenc Chimie Precipitated silicas
ES2145879T3 (es) * 1994-02-18 2000-07-16 Rhodia Chimie Sa Sol organico de oxido tetravalente y su utilizacion como aditivo de componentes hidrocarbonados.
FR2716388B1 (fr) * 1994-02-18 1996-08-02 Rhone Poulenc Chimie Sol organique de composé cérique et son procédé de synthèse.
FR2724331B1 (fr) * 1994-09-12 1996-12-13 Rhone Poulenc Chimie Dispersions colloidales d'un compose de cerium a ph eleve et leurs procedes de preparation
FR2724330B1 (fr) * 1994-09-12 1997-01-31 Rhone Poulenc Chimie Dispersion colloidale d'un compose de cerium a concentration elevee et son procede de preparation
US6210451B1 (en) 1995-02-21 2001-04-03 Rhone-Poulenc Chimie Colloidal organic sols comprising tetravalent metal oxide/organic acid complexes
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
FR2736042B1 (fr) * 1995-06-30 1997-09-12 Rhone Poulenc Chimie Dispersion colloidale et composition redispersible sous forme d'une dispersion colloidale a base d'oxyde de cerium
US5866652A (en) * 1996-02-27 1999-02-02 The Boeing Company Chromate-free protective coatings
US5962343A (en) * 1996-07-30 1999-10-05 Nissan Chemical Industries, Ltd. Process for producing crystalline ceric oxide particles and abrasive
US6887566B1 (en) * 1999-11-17 2005-05-03 Cabot Corporation Ceria composition and process for preparing same
FR2801298B1 (fr) * 1999-11-19 2002-05-03 Rhodia Terres Rares Dispersion colloidale d'un compose de cerium et contenant du cerium iii, procede de preparation et utilisation
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
FR2804102B1 (fr) * 2000-01-26 2002-08-16 Rhodia Terres Rares Dispersion colloidale aqueuse d'un compose de cerium et d'au moins un autre element choisi parmi les terres rares, des metaux de transition, l'aluminium, le gallium et le zirconium, procede de preparation et utilisation
RU2248172C2 (ru) 2000-09-18 2005-03-20 Ротманс, Бенсон Энд Хеджиз Инк. Сигарета с пониженным выделением побочного дыма, содержащая несгораемый материал для его обработки
KR20040035770A (ko) * 2001-09-13 2004-04-29 로스맨즈 벤손 엔드 헤지스 인코퍼레이티드 지르코늄/금속 산화물 섬유
US6863825B2 (en) 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
US7229600B2 (en) * 2003-01-31 2007-06-12 Nanoproducts Corporation Nanoparticles of rare earth oxides
US8883865B2 (en) 2006-09-05 2014-11-11 Cerion Technology, Inc. Cerium-containing nanoparticles
US10435639B2 (en) 2006-09-05 2019-10-08 Cerion, Llc Fuel additive containing lattice engineered cerium dioxide nanoparticles
JP2010502821A (ja) * 2006-09-05 2010-01-28 セリオン テクノロジー, インコーポレーテッド 内燃機関を調整する方法
US8066874B2 (en) 2006-12-28 2011-11-29 Molycorp Minerals, Llc Apparatus for treating a flow of an aqueous solution containing arsenic
US8252087B2 (en) 2007-10-31 2012-08-28 Molycorp Minerals, Llc Process and apparatus for treating a gas containing a contaminant
US8349764B2 (en) 2007-10-31 2013-01-08 Molycorp Minerals, Llc Composition for treating a fluid
US8679344B2 (en) * 2008-12-17 2014-03-25 Cerion Technology, Inc. Process for solvent shifting a nanoparticle dispersion
AU2010270723A1 (en) * 2009-07-06 2012-02-09 Molycorp Minerals Llc Ceria for use as an antimicrobial barrier and disinfectant in a wound dressing
US9233863B2 (en) 2011-04-13 2016-01-12 Molycorp Minerals, Llc Rare earth removal of hydrated and hydroxyl species
US10143661B2 (en) 2013-10-17 2018-12-04 Cerion, Llc Malic acid stabilized nanoceria particles
KR20160132076A (ko) 2014-03-07 2016-11-16 몰리코프 미네랄스, 엘엘씨 비소 제거 특성이 뛰어난 세륨(iv) 산화물

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU38182A1 (US06272168-20010807-M00014.png) *
US3024199A (en) * 1958-09-02 1962-03-06 Du Pont Stable aquasols of hydrous rare earth oxides and their preparation
US3082103A (en) * 1959-11-12 1963-03-19 Horizons Inc Stable colloidal dispersions and method of preparing same
US3761571A (en) * 1970-02-10 1973-09-25 Atomic Energy Authority Uk Production of ceria

Also Published As

Publication number Publication date
IT1160900B (it) 1987-03-11
DE2857146T1 (de) 1980-12-04
IT7869506A0 (it) 1978-10-31
NL7810884A (nl) 1979-05-03
JPS54500021A (US06272168-20010807-M00014.png) 1979-09-06
FR2416867A1 (fr) 1979-09-07
WO1979000248A1 (en) 1979-05-17
US4231893A (en) 1980-11-04

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Legal Events

Date Code Title Description
ST Notification of lapse