Nothing Special   »   [go: up one dir, main page]

FR2869030B1 - Procede de production d'alpha-alumine particulaire - Google Patents

Procede de production d'alpha-alumine particulaire

Info

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
Application number
FR0502515A
Other languages
English (en)
Other versions
FR2869030A1 (fr
Inventor
Kazuhisa Kajihara
Yoshiaki Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of FR2869030A1 publication Critical patent/FR2869030A1/fr
Application granted granted Critical
Publication of FR2869030B1 publication Critical patent/FR2869030B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing 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
    • C04B35/6303Inorganic additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D17/00Construction details of vehicle bodies
    • B61D17/04Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
    • B61D17/20Communication passages between coaches; Adaptation of coach ends therefor
    • B61D17/22Communication passages between coaches; Adaptation of coach ends therefor flexible, e.g. bellows
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/30Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/308Thermal decomposition of nitrates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60DVEHICLE CONNECTIONS
    • B60D5/00Gangways for coupled vehicles, e.g. of concertina type
    • B60D5/003Bellows for interconnecting vehicle parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60DVEHICLE CONNECTIONS
    • B60D5/00Gangways for coupled vehicles, e.g. of concertina type
    • B60D5/006Passages between articulated vehicles, e.g. bridges or rotating plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60YINDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00Type of vehicle
    • B60Y2200/30Railway vehicles
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/70Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72Crystal-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
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/70Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/74Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/64Nanometer sized, i.e. from 1-100 nanometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217Aluminum 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)
FR0502515A 2004-03-17 2005-03-15 Procede de production d'alpha-alumine particulaire Expired - Fee Related FR2869030B1 (fr)

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)

* 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
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

Similar Documents

Publication Publication Date Title
FR2868414B1 (fr) Procede de production d'alpha-alumine particulaire et apha-alumine particulaire produite par ce procede
NO20053796D0 (no) Process for the production of particles
FR2906252B1 (fr) Procede de preparation d'halogenures de n-aklyl naltrexone
FR2873685B1 (fr) Procede d'obtention de ceramiques poreuses
FR2869029B1 (fr) Procede de production d'une poudre d'alpha-alumine
FR2885903B1 (fr) Procede de fabrication d'epichlorhydrine
ZA200702523B (en) Process for the purification of 1,4-butanediol
FR2906530B1 (fr) Procede de synthese d'esters d'estolides.
FR2871793B1 (fr) Procede de production d'une poudre d'alpha-alumine
FR2895406B1 (fr) Procede pour la fabrication de 2,3-dimethylbut-1-ene
FR2846964B1 (fr) Procede de fabrication de 1,2-epoxy-3-chloropropane
FR2895391B1 (fr) Procede d'elaboration de nanostructures ordonnees
FR2869030B1 (fr) Procede de production d'alpha-alumine particulaire
FR2855166B1 (fr) Procede de production d'une poudre d'alpha-alumine
FR2891163B1 (fr) Catalyseur pour la preparation du pentafluoroethane et le procede de preparation de celui-ci
ITMI20052298A1 (it) Sistema per la produzione elettrolitica di clorato sodico
MA26407A1 (fr) Procede de preparation de combretastatines
FR2869315B1 (fr) Pyrrolidonecarboxylate de zinc dihydrate et procede pour sa production
FR2882997B1 (fr) Procede d'exfoliation d'argiles intercalees
FR2894596B1 (fr) Procede d'autocalibration de biopuces
FR2856051B1 (fr) Procede de synthese de ferrates
FR2889403B1 (fr) Procede de fabrication d'un transducteur acoutique
FR2873372B1 (fr) Procede de preparation de derives n-piperidino-1,5- diphenylpyrazole-3-carboxamide
FR2894958B1 (fr) Procede de preparation de difluoroethanol
FR2885137B1 (fr) Procede de desulfuration d'essences olefiniques

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20131129