FR2651225B1 - Procede de fabrication de poudre fine d'alumine alpha. - Google Patents
Procede de fabrication de poudre fine d'alumine alpha.Info
- Publication number
- FR2651225B1 FR2651225B1 FR9010552A FR9010552A FR2651225B1 FR 2651225 B1 FR2651225 B1 FR 2651225B1 FR 9010552 A FR9010552 A FR 9010552A FR 9010552 A FR9010552 A FR 9010552A FR 2651225 B1 FR2651225 B1 FR 2651225B1
- Authority
- FR
- France
- Prior art keywords
- manufacture
- fine powder
- alpha alumina
- alumina
- alpha
- 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 - Fee Related
Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1409—Abrasive particles per se
-
- 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
-
- 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
- C01P2006/13—Surface area thermal stability thereof at high temperatures
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1219860A JP2639121B2 (ja) | 1989-08-25 | 1989-08-25 | 微細α―アルミナ粉末の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2651225A1 FR2651225A1 (fr) | 1991-03-01 |
FR2651225B1 true FR2651225B1 (fr) | 1993-12-17 |
Family
ID=16742191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9010552A Expired - Fee Related FR2651225B1 (fr) | 1989-08-25 | 1990-08-22 | Procede de fabrication de poudre fine d'alumine alpha. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5449389A (fr) |
JP (1) | JP2639121B2 (fr) |
DE (1) | DE4026828A1 (fr) |
FR (1) | FR2651225B1 (fr) |
GB (1) | GB2236525B (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2639121B2 (ja) * | 1989-08-25 | 1997-08-06 | 三菱マテリアル株式会社 | 微細α―アルミナ粉末の製造方法 |
FR2686872B1 (fr) * | 1992-02-05 | 1994-06-03 | Pechiney Aluminium | Procede d'elimination de l'oxalate de sodium des solutions d'aluminate de sodium du cycle bayer. |
AU650382B2 (en) * | 1992-02-05 | 1994-06-16 | Norton Company | Nano-sized alpha alumina particles |
JPH05238726A (ja) * | 1992-02-28 | 1993-09-17 | Mitsubishi Materials Corp | 高結晶性微細α−アルミナ粉末の製造方法 |
AU699077B2 (en) * | 1995-02-21 | 1998-11-19 | Sumitomo Chemical Company, Limited | Alpha-alumina and method for producing the same |
US5877106A (en) * | 1997-01-03 | 1999-03-02 | Asec Manufacturing | Stabilized crystalline alumina compositions |
US5728184A (en) * | 1996-06-26 | 1998-03-17 | Minnesota Mining And Manufacturing Company | Method for making ceramic materials from boehmite |
CN1072606C (zh) * | 1996-11-04 | 2001-10-10 | 化学工业部天津化工研究院 | 一种异形γ-A12O3载体的制备方法 |
EP1412295B1 (fr) | 2001-08-02 | 2007-11-14 | 3M Innovative Properties Company | Procede de production d'articles constitues de verre et articles en vitroceramique ainsi obtenus |
EP1432660A1 (fr) * | 2001-08-02 | 2004-06-30 | 3M Innovative Properties Company | Matieres d'oxyde d'alumina-yttria-zirconium/d'oxyde d'hafnium, leurs procedes de production et leur utilisation |
WO2003011786A1 (fr) * | 2001-08-02 | 2003-02-13 | 3M Innovative Properties Company | Vitroceramiques |
KR100885329B1 (ko) | 2001-08-02 | 2009-02-26 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | Al₂O₃-희토류 산화물-ZrO₂/HfO₂물질, 및그의 제조 및 사용 방법 |
DE10237849A1 (de) * | 2002-03-12 | 2003-10-23 | Minebea Co Ltd | Spindelmotor für ein Plattenlaufwerk |
US7179526B2 (en) * | 2002-08-02 | 2007-02-20 | 3M Innovative Properties Company | Plasma spraying |
US8056370B2 (en) | 2002-08-02 | 2011-11-15 | 3M Innovative Properties Company | Method of making amorphous and ceramics via melt spinning |
US7175786B2 (en) * | 2003-02-05 | 2007-02-13 | 3M Innovative Properties Co. | Methods of making Al2O3-SiO2 ceramics |
US7811496B2 (en) | 2003-02-05 | 2010-10-12 | 3M Innovative Properties Company | Methods of making ceramic particles |
US20050132658A1 (en) * | 2003-12-18 | 2005-06-23 | 3M Innovative Properties Company | Method of making abrasive particles |
US7497093B2 (en) * | 2004-07-29 | 2009-03-03 | 3M Innovative Properties Company | Method of making ceramic articles |
US7332453B2 (en) * | 2004-07-29 | 2008-02-19 | 3M Innovative Properties Company | Ceramics, and methods of making and using the same |
FR2943333B1 (fr) * | 2009-03-20 | 2011-08-05 | Baikowski | Alumine, luminophores et composes mixtes ainsi que procedes de preparation associes |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2702750A (en) * | 1942-03-19 | 1955-02-22 | Saint Gobain | Manufacture of articles from substances containing silica |
DE1198804B (de) * | 1964-03-19 | 1965-08-19 | Leuna Werke Veb | Verfahren zur Herstellung von alpha-Aluminiumoxyd-Formlingen hoher Festigkeit |
US3476613A (en) * | 1966-09-13 | 1969-11-04 | Gen Electric | Process for producing alpha-alumina whiskers |
DE1767394A1 (de) * | 1968-05-06 | 1971-08-26 | Siemens Ag | Verfahren zum Herstellen von Mg-Al-Spinellkristallen mit stoechiometrischer Zusammensetzung fuer integrierte Schaltungen |
SU429635A1 (ru) * | 1971-09-20 | 1977-08-05 | Granovskij T I | Способ получени - окиси алюмини |
US4169883A (en) * | 1978-07-25 | 1979-10-02 | Exxon Research & Engineering Co. | Process for preparing ultra-stable, high surface area alpha-alumina |
NZ210805A (en) * | 1984-01-19 | 1988-04-29 | Norton Co | Aluminous abrasive grits or shaped bodies |
GB8801554D0 (en) * | 1988-01-25 | 1988-02-24 | Lilliwyte Sa | Method of making beta-alumina |
US4937062A (en) * | 1988-03-07 | 1990-06-26 | Cabot Corporation | High surface area metal oxide foams and method of producing the same |
DE3827898A1 (de) * | 1988-08-17 | 1990-02-22 | Degussa | (alpha)-aluminiumoxid, sowie verfahren zur herstellung von (alpha)-aluminiumoxid |
JP2639121B2 (ja) * | 1989-08-25 | 1997-08-06 | 三菱マテリアル株式会社 | 微細α―アルミナ粉末の製造方法 |
-
1989
- 1989-08-25 JP JP1219860A patent/JP2639121B2/ja not_active Expired - Lifetime
-
1990
- 1990-08-13 GB GB9017726A patent/GB2236525B/en not_active Expired - Fee Related
- 1990-08-22 FR FR9010552A patent/FR2651225B1/fr not_active Expired - Fee Related
- 1990-08-24 DE DE4026828A patent/DE4026828A1/de active Granted
-
1993
- 1993-01-28 US US08/146,841 patent/US5449389A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2651225A1 (fr) | 1991-03-01 |
DE4026828A1 (de) | 1991-04-11 |
GB2236525B (en) | 1993-03-17 |
GB2236525A (en) | 1991-04-10 |
GB9017726D0 (en) | 1990-09-26 |
US5449389A (en) | 1995-09-12 |
DE4026828C2 (fr) | 1993-08-12 |
JP2639121B2 (ja) | 1997-08-06 |
JPH0383813A (ja) | 1991-04-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address | ||
CD | Change of name or company name | ||
ST | Notification of lapse |