TWI367864B - A method for producing an α-alumina particle - Google Patents

A method for producing an α-alumina particle

Info

Publication number
TWI367864B
TWI367864B TW094107654A TW94107654A TWI367864B TW I367864 B TWI367864 B TW I367864B TW 094107654 A TW094107654 A TW 094107654A TW 94107654 A TW94107654 A TW 94107654A TW I367864 B TWI367864 B TW I367864B
Authority
TW
Taiwan
Prior art keywords
producing
alumina particle
alumina
particle
Prior art date
Application number
TW094107654A
Other languages
English (en)
Other versions
TW200533600A (en
Inventor
Kazuhisa Kajihara
Yoshiaki Takeuchi
Original Assignee
Sumitomo Chemical Co
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.)
Filing date
Publication date
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of TW200533600A publication Critical patent/TW200533600A/zh
Application granted granted Critical
Publication of TWI367864B publication Critical patent/TWI367864B/zh

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)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Thermal Sciences (AREA)
  • Geology (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Structural Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
TW094107654A 2004-03-17 2005-03-14 A method for producing an α-alumina particle TWI367864B (en)

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
TW200533600A TW200533600A (en) 2005-10-16
TWI367864B true TWI367864B (en) 2012-07-11

Family

ID=34979049

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094107654A TWI367864B (en) 2004-03-17 2005-03-14 A method for producing an α-alumina particle

Country Status (6)

Country Link
US (1) US7758845B2 (zh)
KR (1) KR20060043646A (zh)
CN (1) CN1673087B (zh)
DE (1) DE102005011901A1 (zh)
FR (1) FR2869030B1 (zh)
TW (1) TWI367864B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2869030B1 (fr) 2006-11-10
US20050204513A1 (en) 2005-09-22
DE102005011901A1 (de) 2005-10-06
CN1673087A (zh) 2005-09-28
TW200533600A (en) 2005-10-16
CN1673087B (zh) 2010-09-15
FR2869030A1 (fr) 2005-10-21
KR20060043646A (ko) 2006-05-15
US7758845B2 (en) 2010-07-20

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees