BR9204498A - Processo para obtencao de po de oxido de aluminio e po de oxido de aluminio - Google Patents
Processo para obtencao de po de oxido de aluminio e po de oxido de aluminioInfo
- Publication number
- BR9204498A BR9204498A BR9204498A BR9204498A BR9204498A BR 9204498 A BR9204498 A BR 9204498A BR 9204498 A BR9204498 A BR 9204498A BR 9204498 A BR9204498 A BR 9204498A BR 9204498 A BR9204498 A BR 9204498A
- Authority
- BR
- Brazil
- Prior art keywords
- aluminum oxide
- oxide powder
- obtaining
- obtaining aluminum
- powder
- Prior art date
Links
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title 2
- 239000000843 powder Substances 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
-
- 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
- C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH343091 | 1991-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9204498A true BR9204498A (pt) | 1993-05-25 |
Family
ID=4255807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9204498A BR9204498A (pt) | 1991-11-22 | 1992-11-20 | Processo para obtencao de po de oxido de aluminio e po de oxido de aluminio |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5284809A (pt) |
| EP (1) | EP0543347A1 (pt) |
| JP (1) | JPH06171931A (pt) |
| KR (1) | KR930009924A (pt) |
| AU (1) | AU2962192A (pt) |
| BR (1) | BR9204498A (pt) |
| CA (1) | CA2083614A1 (pt) |
| CZ (1) | CZ345192A3 (pt) |
| HU (1) | HUT63367A (pt) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE178298T1 (de) * | 1993-11-12 | 1999-04-15 | Minnesota Mining & Mfg | Schleifkorn und verfahren zur herstellung desselben |
| US5593467A (en) * | 1993-11-12 | 1997-01-14 | Minnesota Mining And Manufacturing Company | Abrasive grain |
| US6136288A (en) * | 1993-12-16 | 2000-10-24 | Norton Company | Firing fines |
| US5681658A (en) * | 1995-05-30 | 1997-10-28 | Aluminum Company Of America | Gelation-resistant alumina |
| US6287353B1 (en) | 1999-09-28 | 2001-09-11 | 3M Innovative Properties Company | Abrasive grain, abrasive articles, and methods of making and using the same |
| US6277161B1 (en) | 1999-09-28 | 2001-08-21 | 3M Innovative Properties Company | Abrasive grain, abrasive articles, and methods of making and using the same |
| TW200710038A (en) | 2005-07-25 | 2007-03-16 | Sumitomo Chemical Co | Fine αl-alumina particle |
| CN1815161B (zh) * | 2006-01-11 | 2010-10-13 | 贵阳铝镁设计研究院 | 氧化铝气体悬浮焙烧炉下料管取样装置 |
| CZ304274B6 (cs) * | 2008-10-02 | 2014-02-12 | Výzkumný ústav anorganické chemie, a.s. | Způsob výroby alfa-oxidu hlinitého pro progresivní keramické materiály |
| FR2943333B1 (fr) * | 2009-03-20 | 2011-08-05 | Baikowski | Alumine, luminophores et composes mixtes ainsi que procedes de preparation associes |
| CN104692426A (zh) * | 2015-02-05 | 2015-06-10 | 中国矿业大学 | 一种高水热稳定性的介孔γ-Al2O3的合成方法 |
| CN104860342A (zh) * | 2015-05-07 | 2015-08-26 | 贵州省分析测试研究院 | 一种高纯超细氧化铝制备方法及其产品 |
| US10351435B2 (en) | 2016-10-21 | 2019-07-16 | The United States Of America, As Represented By The Secretary Of The Navy | Nanocrystalline alpha alumina and method for making the same |
| US11130682B2 (en) * | 2017-02-15 | 2021-09-28 | Saint-Gobain Ceramics & Plastics, Inc. | Alumina abrasive particles used for automotive finishing compositions |
| WO2020033889A1 (en) * | 2018-08-10 | 2020-02-13 | Saint-Gobain Ceramics & Plastics, Inc. | Composition including a plurality of abrasive particles and method of using same |
| CN110304645A (zh) * | 2019-05-29 | 2019-10-08 | 湖南皓志科技股份有限公司 | 一种改性氧化铝的制备方法 |
| CN114988445B (zh) * | 2022-05-27 | 2023-09-26 | 上海交通大学 | 一种类球形α-氧化铝及其制备方法 |
| CN116282097A (zh) * | 2022-12-07 | 2023-06-23 | 雅安百图高新材料股份有限公司 | 超细类球形氧化铝颗粒及其制备方法和应用 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55113615A (en) * | 1979-02-22 | 1980-09-02 | Sumitomo Alum Smelt Co Ltd | Manufacture of alumina powder for sintering |
| EP0324513B1 (en) * | 1984-01-19 | 1994-05-11 | Norton Company | Ceramic shaped article and methods of making same |
| US4623364A (en) * | 1984-03-23 | 1986-11-18 | Norton Company | Abrasive material and method for preparing the same |
| US4657754A (en) * | 1985-11-21 | 1987-04-14 | Norton Company | Aluminum oxide powders and process |
| AT389884B (de) * | 1986-10-03 | 1990-02-12 | Treibacher Chemische Werke Ag | Verfahren zur herstellung eines gesinterten schleifmaterials auf der basis von alpha-al2o3 |
| DE3870637D1 (de) * | 1987-01-29 | 1992-06-11 | Sumitomo Chemical Co | Verfahren zur herstellung von aluminiumoxid. |
| CN1068092A (zh) * | 1991-06-21 | 1993-01-20 | 瑞士隆萨股份公司 | 生产以α-氧化铝为基质的烧结材料特别是磨料的方法 |
-
1992
- 1992-11-17 EP EP92119638A patent/EP0543347A1/de not_active Withdrawn
- 1992-11-18 US US07/978,503 patent/US5284809A/en not_active Expired - Fee Related
- 1992-11-19 KR KR1019920021755A patent/KR930009924A/ko not_active Withdrawn
- 1992-11-20 JP JP4312451A patent/JPH06171931A/ja not_active Withdrawn
- 1992-11-20 HU HU9203641A patent/HUT63367A/hu unknown
- 1992-11-20 CZ CS923451A patent/CZ345192A3/cs unknown
- 1992-11-20 BR BR9204498A patent/BR9204498A/pt not_active Application Discontinuation
- 1992-11-23 CA CA002083614A patent/CA2083614A1/en not_active Abandoned
- 1992-11-23 AU AU29621/92A patent/AU2962192A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0543347A1 (de) | 1993-05-26 |
| CZ345192A3 (en) | 1993-06-16 |
| HU9203641D0 (en) | 1993-03-01 |
| HUT63367A (en) | 1993-08-30 |
| AU2962192A (en) | 1993-05-27 |
| US5284809A (en) | 1994-02-08 |
| KR930009924A (ko) | 1993-06-21 |
| JPH06171931A (ja) | 1994-06-21 |
| CA2083614A1 (en) | 1993-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA1 | Application withdrawn (art. 18(2)) |