FR2869030B1 - Procede de production d'alpha-alumine particulaire - Google Patents
Procede de production d'alpha-alumine particulaireInfo
- Publication number
- FR2869030B1 FR2869030B1 FR0502515A FR0502515A FR2869030B1 FR 2869030 B1 FR2869030 B1 FR 2869030B1 FR 0502515 A FR0502515 A FR 0502515A FR 0502515 A FR0502515 A FR 0502515A FR 2869030 B1 FR2869030 B1 FR 2869030B1
- Authority
- FR
- France
- Prior art keywords
- alumina
- production
- particulate alpha
- particulate
- 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
Classifications
-
- 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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/20—Communication passages between coaches; Adaptation of coach ends therefor
- B61D17/22—Communication passages between coaches; Adaptation of coach ends therefor flexible, e.g. bellows
-
- 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
- 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
- C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
- C01F7/308—Thermal decomposition of nitrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D5/00—Gangways for coupled vehicles, e.g. of concertina type
- B60D5/003—Bellows for interconnecting vehicle parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D5/00—Gangways for coupled vehicles, e.g. of concertina type
- B60D5/006—Passages between articulated vehicles, e.g. bridges or rotating plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/30—Railway vehicles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
-
- 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
-
- 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
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Geology (AREA)
- Thermal Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Composite Materials (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004075813 | 2004-03-17 | ||
JP2004108759 | 2004-04-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2869030A1 FR2869030A1 (fr) | 2005-10-21 |
FR2869030B1 true FR2869030B1 (fr) | 2006-11-10 |
Family
ID=34979049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0502515A Expired - Fee Related FR2869030B1 (fr) | 2004-03-17 | 2005-03-15 | Procede de production d'alpha-alumine particulaire |
Country Status (6)
Country | Link |
---|---|
US (1) | US7758845B2 (fr) |
KR (1) | KR20060043646A (fr) |
CN (1) | CN1673087B (fr) |
DE (1) | DE102005011901A1 (fr) |
FR (1) | FR2869030B1 (fr) |
TW (1) | TWI367864B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100467811B1 (ko) * | 2002-01-04 | 2005-01-24 | 주식회사 엘지화학 | α-알루미나 나노입자의 제조방법 |
TW200422258A (en) * | 2003-02-26 | 2004-11-01 | Sumitomo Chemical Co | Method for producing α-alumina powder |
CN1329300C (zh) * | 2005-10-20 | 2007-08-01 | 贵阳铝镁设计研究院 | 低浓度种子分解生产砂状氧化铝的方法 |
SI2636655T1 (sl) * | 2010-11-01 | 2016-11-30 | Showa Denko K.K. | Sintrano telo iz aluminijevega oksida, abrazivna zrna in brus |
CN112374515B (zh) * | 2020-11-13 | 2022-05-10 | 中国科学院上海硅酸盐研究所 | 一种使用双组份成核剂制备的α-氧化铝材料及其制备方法、成核剂 |
CN113479918B (zh) * | 2021-08-04 | 2023-07-18 | 郑州大学 | 一种纳米球形α-氧化铝粉体制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA970133A (en) | 1972-01-17 | 1975-07-01 | Herman P. Meissner | Method and apparatus for converting aluminum nitrate solutions to alpha alumina |
US4657754A (en) | 1985-11-21 | 1987-04-14 | Norton Company | Aluminum oxide powders and process |
FR2665184B1 (fr) * | 1990-07-24 | 1993-10-15 | Centre Nal Recherc Scientifique | Poudres composites alumine/metal, cermets realises a partir desdites poudres et procedes de fabrication. |
IL109236A (en) * | 1993-04-13 | 1998-01-04 | Sumitomo Chemical Co | A-alumina powder and its production |
RU2142413C1 (ru) * | 1993-11-25 | 1999-12-10 | Сумитомо Кемикал Компани, Лимитед | Способ получения порошкообразной альфа-окиси алюминия |
DE19922492A1 (de) | 1999-05-14 | 2000-11-16 | Fraunhofer Ges Forschung | Verfahren zur Herstellugn von Aluminiumoxiden und daraus hergestellten Produkten |
DE10035679A1 (de) * | 2000-07-21 | 2002-01-31 | Inst Neue Mat Gemein Gmbh | Nanoskalige Korundpulver, daraus gefertigte Sinterkörper und Verfahren zu deren Herstellung |
JP4122746B2 (ja) | 2001-05-21 | 2008-07-23 | 住友化学株式会社 | 微粒αアルミナ粉末の製造方法 |
TWI254699B (en) | 2002-01-16 | 2006-05-11 | Sumitomo Chemical Co | Calcined alumina, its production method and fine alpha\-alumina powder obtained by using the calcined alumina |
-
2005
- 2005-03-14 TW TW094107654A patent/TWI367864B/zh not_active IP Right Cessation
- 2005-03-15 CN CN2005100550426A patent/CN1673087B/zh not_active Expired - Fee Related
- 2005-03-15 US US11/080,932 patent/US7758845B2/en not_active Expired - Fee Related
- 2005-03-15 DE DE102005011901A patent/DE102005011901A1/de not_active Withdrawn
- 2005-03-15 KR KR1020050021385A patent/KR20060043646A/ko not_active Application Discontinuation
- 2005-03-15 FR FR0502515A patent/FR2869030B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW200533600A (en) | 2005-10-16 |
DE102005011901A1 (de) | 2005-10-06 |
KR20060043646A (ko) | 2006-05-15 |
US20050204513A1 (en) | 2005-09-22 |
FR2869030A1 (fr) | 2005-10-21 |
TWI367864B (en) | 2012-07-11 |
US7758845B2 (en) | 2010-07-20 |
CN1673087A (zh) | 2005-09-28 |
CN1673087B (zh) | 2010-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20131129 |