ATE139514T1 - Verfahren zur herstellung von submikronischen aluminateilchen - Google Patents

Verfahren zur herstellung von submikronischen aluminateilchen

Info

Publication number: ATE139514T1
Authority: AT; Austria
Prior art keywords: alumina; anhydrous; producing; submicronic; particle size
Prior art date: 1991-04-26

Application number

AT92911245T

Other languages

English (en)

Inventor

Ronald L Beggs

Duane J Lewis

Galan K Madderra

Lewis Bernard Decker Jr

Original Assignee

Vista Chemical

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.)

1991-04-26

Filing date

1992-04-24

Publication date

1996-07-15

1992-04-24 Application filed by Vista Chemical filed Critical Vista Chemical

1996-07-15 Application granted granted Critical

1996-07-15 Publication of ATE139514T1 publication Critical patent/ATE139514T1/de

Links

239000002245 particle Substances 0.000 title abstract 3
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
229910052782 aluminium Inorganic materials 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 7
239000002002 slurry Substances 0.000 abstract 2
239000012736 aqueous medium Substances 0.000 abstract 1
229910001593 boehmite Inorganic materials 0.000 abstract 1
238000001354 calcination Methods 0.000 abstract 1
FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
239000000843 powder Substances 0.000 abstract 1
239000002243 precursor Substances 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/021—After-treatment of 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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- 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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
- C01F7/447—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
- C01F7/448—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes using superatmospheric pressure, e.g. hydrothermal conversion of gibbsite into boehmite
- 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
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
- 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
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

AT92911245T 1991-04-26 1992-04-24 Verfahren zur herstellung von submikronischen aluminateilchen ATE139514T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US69200891A	1991-04-26	1991-04-26

Publications (1)

Publication Number	Publication Date
ATE139514T1 true ATE139514T1 (de)	1996-07-15

Family

ID=24778901

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT92911245T ATE139514T1 (de)	1991-04-26	1992-04-24	Verfahren zur herstellung von submikronischen aluminateilchen

Country Status (6)

Country	Link
EP (1)	EP0536381B1 (de)
JP (1)	JPH06500068A (de)
AT (1)	ATE139514T1 (de)
AU (1)	AU1894092A (de)
DE (1)	DE69211641T2 (de)
WO (1)	WO1992019536A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MY117813A (en) *	1998-01-08	2004-08-30	Nissan Chemical Ind Ltd	Alumina powder, process for producing the same and polishing composition.
DE19836821A1 (de) *	1998-08-14	2000-02-24	Rwe Dea Ag	Böhmitische Tonerden und aus diesen erhältliche phasenreine, hochtemperaturstabile und hochporöse Aluminiumoxide
EP1148028A3 (de)	2000-04-17	2004-04-14	Ykk Corporation	Plättchenförmige alpha-Aluminiumoxidteilchen und Verfahren zur deren Herstellung
US6936236B2 (en) *	2000-04-27	2005-08-30	Sumitomo Chemical Company, Limited	Method for producing an inorganic oxide powder
RU2209182C1 (ru) *	2002-02-11	2003-07-27	Институт химии твердого тела и механохимии СО РАН	Способ получения сферического оксида алюминия
US7807604B2 (en) *	2005-05-12	2010-10-05	Solvay (Societe Anonyme)	Oxychlorination catalyst and process using such a catalyst
EP3599221A1 (de) *	2018-07-27	2020-01-29	SASOL Germany GmbH	Alpha-aluminiumoxid mit hoher reinheit und hoher relativer dichte, verfahren zu dessen herstellung und dessen verwendung
CN110124339B (zh) *	2019-06-04	2024-11-05	衡阳市建衡实业有限公司	一种高速离心喷雾干燥机
CN112661496A (zh) *	2020-12-25	2021-04-16	淄博晨曜陶瓷科技有限公司	一种新能源锂电池隔膜涂覆用超细无机粉体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4117105A (en) *	1977-03-21	1978-09-26	Pq Corporation	Process for preparing dispersible boehmite alumina
JPS61132513A (ja) *	1984-11-28	1986-06-20	Asahi Chem Ind Co Ltd	αアルミナ粉末とその製法
USH189H (en) *	1985-07-16	1987-01-06	Norton Company	Process for production of alpha alumina bodies by sintering seeded boehmite made from alumina hydrates
US5063033A (en) *	1987-02-10	1991-11-05	Vereinigte Aluminum-Werke Aktiengesellschaft	Process for the production of boehmite
AU1177288A (en) *	1987-02-19	1988-08-25	Keramont Research Corp.	Process for obtaining alpha-alumina powders with submicron median particle size
US4797139A (en) *	1987-08-11	1989-01-10	Norton Company	Boehmite produced by a seeded hydyothermal process and ceramic bodies produced therefrom

1992
- 1992-04-24 AT AT92911245T patent/ATE139514T1/de not_active IP Right Cessation
- 1992-04-24 WO PCT/US1992/003483 patent/WO1992019536A1/en not_active Ceased
- 1992-04-24 EP EP92911245A patent/EP0536381B1/de not_active Expired - Lifetime
- 1992-04-24 JP JP4510924A patent/JPH06500068A/ja active Pending
- 1992-04-24 AU AU18940/92A patent/AU1894092A/en not_active Abandoned
- 1992-04-24 DE DE69211641T patent/DE69211641T2/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE69211641D1 (de)	1996-07-25
EP0536381B1 (de)	1996-06-19
DE69211641T2 (de)	1996-10-10
EP0536381A4 (de)	1994-04-20
JPH06500068A (ja)	1994-01-06
EP0536381A1 (de)	1993-04-14
WO1992019536A1 (en)	1992-11-12
AU1894092A (en)	1992-12-21

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Legal Events

Date	Code	Title	Description
1996-12-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties