ES2070858T3 - Procedimiento de preparacion de dispersiones coloidales de dioxido cerico en medio alcoholico. - Google Patents

Procedimiento de preparacion de dispersiones coloidales de dioxido cerico en medio alcoholico.

Info

Publication number
ES2070858T3
ES2070858T3 ES88402049T ES88402049T ES2070858T3 ES 2070858 T3 ES2070858 T3 ES 2070858T3 ES 88402049 T ES88402049 T ES 88402049T ES 88402049 T ES88402049 T ES 88402049T ES 2070858 T3 ES2070858 T3 ES 2070858T3
Authority
ES
Spain
Prior art keywords
ceric dioxide
ceric
dioxide
procedure
preparation
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
ES88402049T
Other languages
English (en)
Inventor
Peter S Gradeff
Carlos Ramirez
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
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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of ES2070858T3 publication Critical patent/ES2070858T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
    • C07F5/003—Compounds containing elements of Groups 3 or 13 of the Periodic Table without C-Metal linkages
    • 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
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0004—Preparation of sols
    • B01J13/0026—Preparation of sols containing a liquid organic phase
    • 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
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0004—Preparation of sols
    • B01J13/0047—Preparation of sols containing a metal oxide
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/42—Unsaturated compounds containing hydroxy or O-metal groups
    • C07C59/52—Unsaturated compounds containing hydroxy or O-metal groups a hydroxy or O-metal group being bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
    • C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Colloid Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
  • Paints Or Removers (AREA)

Abstract

LA INVENCION TIENE POR OBJETO UN PROCEDIMIENTO DE PREPARACION DE DISPERSIONES COLOIDALES DE DIOXIDO DE CERIO EN MEDIO ALCOHOLICO CARACTERIZADO PORQUE CONSISTE EN MEZZCLAR (A) OXIDO CERICO QUE COMPRENDE NITRATO DE AMONIO Y UN MIEMBRO ELEGIDO EN EL GRUPO FORMADO POR EL AGUA, EL METANOL, EL ACIDO ACETICO Y SUS MEZCLAS, (B) UN ACIDO HIDROXIFENILCARBOXILICO CON 7 A 20 ATOMOS DE CARBONO Y (C) UN ALCOHOL EVENTUALMENTE PORTADOR DE UN AGRUPAMIENTO ETER O CETONA, DESPUES ELIMINAR EL AGUA, EL METANOL, EL ACIDO ACETICO LIBERADO DURANTE EL CALENTAMIENTO Y EN SEPARAR LAS PARTICULAS SOLIDAS NO DISUELTAS. LA INVENCION PROPORCIONA COMPLEJOS ASOCIATIVOS DISPERSABLES EN EL ALCOHOL QUE COMPRENDEN DIOXIDO CERICO Y UN ACIDO HIDROXIFENILCARBOXILICO CON APROXIMADAMENTE 7 A 20 ATOMOS DE CARBONO EN LA RELACION MOLAR ACIDO ORGANICO/CEO2 DE AL MENOS 1/6.
ES88402049T 1987-08-19 1988-08-05 Procedimiento de preparacion de dispersiones coloidales de dioxido cerico en medio alcoholico. Expired - Lifetime ES2070858T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/087,076 US4886624A (en) 1987-08-19 1987-08-19 Colloidal alcohol-dispersible association complexes of ceric dioxide and a hydroxyphenyl carboxylic acid

Publications (1)

Publication Number Publication Date
ES2070858T3 true ES2070858T3 (es) 1995-06-16

Family

ID=22202978

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88402049T Expired - Lifetime ES2070858T3 (es) 1987-08-19 1988-08-05 Procedimiento de preparacion de dispersiones coloidales de dioxido cerico en medio alcoholico.

Country Status (9)

Country Link
US (1) US4886624A (es)
EP (1) EP0304369B1 (es)
JP (1) JP2785018B2 (es)
AT (1) ATE121094T1 (es)
AU (2) AU2141388A (es)
BR (1) BR8804203A (es)
CA (1) CA1316176C (es)
DE (1) DE3853562T2 (es)
ES (1) ES2070858T3 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5308548A (en) * 1985-06-20 1994-05-03 Rhone-Poulenc Specialities Chimiques Preparing a dispersible, sol-forming cerium (IV) composition
FR2583737B1 (fr) * 1985-06-20 1987-08-14 Rhone Poulenc Spec Chim Nouveau compose de cerium iv et son procede de preparation.
US4850009A (en) * 1986-05-12 1989-07-18 Clinicom Incorporated Portable handheld terminal including optical bar code reader and electromagnetic transceiver means for interactive wireless communication with a base communications station
US5279789A (en) * 1988-12-23 1994-01-18 Rhone-Poulenc Chimie Ceric oxide particulates having improved morphology
US5449387A (en) * 1992-06-17 1995-09-12 Rhone-Poulenc Chemicals Limited Cerium (IV) catalyst compounds and promoting combustion of hydrocarbon fuels therewith
US6210451B1 (en) 1995-02-21 2001-04-03 Rhone-Poulenc Chimie Colloidal organic sols comprising tetravalent metal oxide/organic acid complexes
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
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
US6730156B1 (en) 1999-10-28 2004-05-04 3M Innovative Properties Company Clustered particle dental fillers
US6387981B1 (en) 1999-10-28 2002-05-14 3M Innovative Properties Company Radiopaque dental materials with nano-sized particles
CA2387215C (en) 1999-10-28 2010-02-09 3M Innovative Properties Company Dental materials with nano-sized silica particles
US6572693B1 (en) 1999-10-28 2003-06-03 3M Innovative Properties Company Aesthetic dental materials
US6376590B2 (en) 1999-10-28 2002-04-23 3M Innovative Properties Company Zirconia sol, process of making and composite material
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
JP4748938B2 (ja) 2002-01-31 2011-08-17 スリーエム イノベイティブ プロパティズ カンパニー 歯科ペースト、歯科物品、および方法
FR2836479B1 (fr) * 2002-02-27 2005-09-09 Rhodia Elect & Catalysis Utilisation d'un sol organique de cerium dans les peintures, notamment les lasures ou les vernis
FR2853261B1 (fr) * 2003-04-04 2006-06-30 Rhodia Elect & Catalysis Dispersion colloidale d'un compose d'une terre rare comprenant un agent anti-oxydant et son utilisation comme adjuvant de gazole pour moteurs a combustion interne
CN101610749B (zh) 2006-12-28 2013-01-02 3M创新有限公司 牙科填料及方法
CN106315657B (zh) * 2016-08-08 2018-07-13 徐志祥 一种纳米金属氧化物的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231592A (en) * 1961-05-08 1966-01-25 Carborundum Co Oil-dispersible metal oxide-fatty acid complexes and their manufacture
US4599201A (en) * 1982-04-12 1986-07-08 Rhone-Poulenc, Inc. Process for preparing ceric carboxylates
US4545923A (en) * 1982-06-11 1985-10-08 Rhone-Poulenc Inc. Process for preparing colloidal ceric oxide and complexes thereof with free organic acids
US4647401A (en) * 1983-01-24 1987-03-03 Rhone Poulenc Inc. Process for preparing colloidal ceric oxide and complexes thereof with free organic acids
US4663439A (en) * 1984-11-26 1987-05-05 Rhone-Poulenc, Inc. Process for the preparation of ceric alkoxides
GB8430244D0 (en) * 1984-11-30 1985-01-09 Atomic Energy Authority Uk Preparation of materials

Also Published As

Publication number Publication date
EP0304369A3 (en) 1990-08-16
AU1293792A (en) 1992-05-28
DE3853562T2 (de) 1995-12-07
DE3853562D1 (de) 1995-05-18
BR8804203A (pt) 1989-03-14
AU2141388A (en) 1989-02-23
JPS6468384A (en) 1989-03-14
CA1316176C (en) 1993-04-13
AU660657B2 (en) 1995-07-06
EP0304369A2 (fr) 1989-02-22
EP0304369B1 (fr) 1995-04-12
JP2785018B2 (ja) 1998-08-13
ATE121094T1 (de) 1995-04-15
US4886624A (en) 1989-12-12

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