ATE78798T1 - Verfahren zur herstellung einer kolloidalen dispersion einer seltene erdenverbindung in einem waessrigen mittel und erhaltenes produkt. - Google Patents

Verfahren zur herstellung einer kolloidalen dispersion einer seltene erdenverbindung in einem waessrigen mittel und erhaltenes produkt.

Info

Publication number: ATE78798T1
Authority: AT; Austria
Prior art keywords: colloidal dispersion; earth compound; aqueous medium; preparing; rare earth
Prior art date: 1987-09-14

Application number

AT88402292T

Other languages

English (en)

Inventor

Claire David

Original Assignee

Rhone Poulenc Chimie

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.)

1987-09-14

Filing date

1988-09-12

Publication date

1992-08-15

1988-09-12 Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie

1992-08-15 Application granted granted Critical

1992-08-15 Publication of ATE78798T1 publication Critical patent/ATE78798T1/de

Links

-1 RARE EARTH COMPOUND Chemical class 0.000 title abstract 3
238000001246 colloidal dispersion Methods 0.000 title abstract 3
229910052761 rare earth metal Inorganic materials 0.000 title abstract 3
239000012736 aqueous medium Substances 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 abstract 2
239000002253 acid Substances 0.000 abstract 1
238000010438 heat treatment Methods 0.000 abstract 1
238000002360 preparation method Methods 0.000 abstract 1
229910001404 rare earth metal oxide Inorganic materials 0.000 abstract 1
239000011541 reaction mixture Substances 0.000 abstract 1

Classifications

- 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
- B01J13/0008—Sols of inorganic materials in water
- B01J13/0013—Sols of inorganic materials in water from a precipitate
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
- 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
- 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
- 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
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Nanotechnology (AREA)
General Physics & Mathematics (AREA)
Physics & Mathematics (AREA)
Composite Materials (AREA)
Condensed Matter Physics & Semiconductors (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Crystallography & Structural Chemistry (AREA)
Dispersion Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Colloid Chemistry (AREA)
Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

AT88402292T 1987-09-14 1988-09-12 Verfahren zur herstellung einer kolloidalen dispersion einer seltene erdenverbindung in einem waessrigen mittel und erhaltenes produkt. ATE78798T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8712669A FR2620437B1 (fr)	1987-09-14	1987-09-14	Procede d'obtention d'une dispersion colloidale d'un compose de terre rare en milieu aqueux et produit obtenu
EP88402292A EP0308311B1 (de)	1987-09-14	1988-09-12	Verfahren zur Herstellung einer kolloidalen Dispersion einer seltene Erdenverbindung in einem wässrigen Mittel und erhaltenes Produkt

Publications (1)

Publication Number	Publication Date
ATE78798T1 true ATE78798T1 (de)	1992-08-15

Family

ID=9354847

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT88402292T ATE78798T1 (de)	1987-09-14	1988-09-12	Verfahren zur herstellung einer kolloidalen dispersion einer seltene erdenverbindung in einem waessrigen mittel und erhaltenes produkt.

Country Status (11)

Country	Link
US (1)	US5716547A (de)
EP (1)	EP0308311B1 (de)
JP (1)	JPH0761864B2 (de)
AT (1)	ATE78798T1 (de)
AU (1)	AU623087B2 (de)
BR (1)	BR8804714A (de)
CA (1)	CA1303940C (de)
DE (1)	DE3873233T2 (de)
ES (1)	ES2042786T3 (de)
FR (1)	FR2620437B1 (de)
GR (1)	GR3005887T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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.
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
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
FR2817771B1 (fr)	2000-12-08	2003-11-28	Rhodia Terres Rares	Dispersion colloidale de phosphate de terre rare et procede de preparation
FR2817770B1 (fr) *	2000-12-08	2003-11-28	Rhodia Terres Rares	Dispersion colloidale aqueuse de phosphate de terre rare et procede de preparation
CA2451141A1 (en)	2001-06-20	2003-10-16	Nanophase Technologies Corporation	Non-aqueous dispersion of nanocrytalline metal oxides
US7229600B2 (en) *	2003-01-31	2007-06-12	Nanoproducts Corporation	Nanoparticles of rare earth oxides
CN115135604B (zh) *	2020-02-28	2024-06-25	株式会社村田制作所	金属复盐分散液、金属复盐分散液的制造方法、金属氧化物纳米粒子分散液和金属氧化物纳米粒子分散液的制造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
US3148151A (en) *	1962-02-22	1964-09-08	Grace W R & Co	Method of preparing rare earthactinide metal oxide sols
US3476691A (en) *	1964-09-23	1969-11-04	Atomic Energy Commission	Process for preparing an yttria aquasol
US4181532A (en) *	1975-10-22	1980-01-01	United Kingdom Atomic Energy Authority	Production of colloidal dispersions
JPS54500021A (de) *	1977-11-01	1979-09-06
US4356106A (en) *	1980-05-09	1982-10-26	United Kingdom Atomic Energy Authority	Cerium compounds
US4647401A (en) *	1983-01-24	1987-03-03	Rhone Poulenc Inc.	Process for preparing colloidal ceric oxide and complexes thereof with free organic acids
US4770671A (en) *	1985-12-30	1988-09-13	Minnesota Mining And Manufacturing Company	Abrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of making and using the same and products made therewith
US4801399A (en) *	1986-02-25	1989-01-31	University Of Florida	Inorganic salts as peptizing agents in the preparation of metal oxide sol-gel compositions
JPS62209039A (ja) *	1986-03-08	1987-09-14	Taki Chem Co Ltd	塩基性酢酸イツトリウム水溶液及びその製造方法
FR2621576B1 (fr) *	1987-10-09	1990-01-05	Rhone Poulenc Chimie	Dispersion colloidale d'un compose de cerium iv en milieu aqueux et son procede de preparation
FR2640611A1 (fr) *	1988-12-16	1990-06-22	Rhone Poulenc Chimie	Oxyde de terre rare a nouvelles caracteristiques morphologiques et son procede d'obtention
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.

1987
- 1987-09-14 FR FR8712669A patent/FR2620437B1/fr not_active Expired - Lifetime
1988
- 1988-09-12 DE DE8888402292T patent/DE3873233T2/de not_active Expired - Lifetime
- 1988-09-12 EP EP88402292A patent/EP0308311B1/de not_active Expired - Lifetime
- 1988-09-12 ES ES88402292T patent/ES2042786T3/es not_active Expired - Lifetime
- 1988-09-12 AT AT88402292T patent/ATE78798T1/de not_active IP Right Cessation
- 1988-09-13 BR BR8804714A patent/BR8804714A/pt not_active IP Right Cessation
- 1988-09-13 AU AU22180/88A patent/AU623087B2/en not_active Ceased
- 1988-09-13 CA CA000577276A patent/CA1303940C/fr not_active Expired - Lifetime
- 1988-09-14 JP JP63228911A patent/JPH0761864B2/ja not_active Expired - Fee Related
1992
- 1992-10-05 GR GR920402218T patent/GR3005887T3/el unknown
1993
- 1993-05-03 US US08/055,772 patent/US5716547A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH01294521A (ja)	1989-11-28
EP0308311B1 (de)	1992-07-29
FR2620437B1 (fr)	1990-11-30
ES2042786T3 (es)	1993-12-16
AU623087B2 (en)	1992-05-07
US5716547A (en)	1998-02-10
JPH0761864B2 (ja)	1995-07-05
BR8804714A (pt)	1989-04-18
CA1303940C (fr)	1992-06-23
GR3005887T3 (de)	1993-06-07
EP0308311A1 (de)	1989-03-22
FR2620437A1 (fr)	1989-03-17
DE3873233D1 (de)	1992-09-03
AU2218088A (en)	1989-03-16
DE3873233T2 (de)	1992-12-10

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Legal Events

Date	Code	Title	Description
1993-02-15	UEP	Publication of translation of european patent specification
2001-06-15	REN	Ceased due to non-payment of the annual fee