JPH0761861B2 - 微結晶性ベーマイト及びアルミナ製品の製造方法 - Google Patents

微結晶性ベーマイト及びアルミナ製品の製造方法

Info

Publication number
JPH0761861B2
JPH0761861B2 JP63198102A JP19810288A JPH0761861B2 JP H0761861 B2 JPH0761861 B2 JP H0761861B2 JP 63198102 A JP63198102 A JP 63198102A JP 19810288 A JP19810288 A JP 19810288A JP H0761861 B2 JPH0761861 B2 JP H0761861B2
Authority
JP
Japan
Prior art keywords
boehmite
alumina
precursor
microcrystalline
aqueous medium
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 - Lifetime
Application number
JP63198102A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6469511A (en
Inventor
バウアー ラルフ
Original Assignee
ノートン カンパニー
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 ノートン カンパニー filed Critical ノートン カンパニー
Publication of JPS6469511A publication Critical patent/JPS6469511A/ja
Publication of JPH0761861B2 publication Critical patent/JPH0761861B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/008—Abrasive bodies without external bonding agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/14—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
    • 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
    • C01F7/447—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
    • C01F7/448—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes using superatmospheric pressure, e.g. hydrothermal conversion of gibbsite into boehmite
    • 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
    • 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
    • C04B35/1115—Minute sintered entities, e.g. sintered abrasive grains or shaped particles such as platelets
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Composite Materials (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Compositions Of Oxide Ceramics (AREA)
JP63198102A 1987-08-11 1988-08-10 微結晶性ベーマイト及びアルミナ製品の製造方法 Expired - Lifetime JPH0761861B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8454987A 1987-08-11 1987-08-11
US133584 1987-12-16
US07/133,584 US4797139A (en) 1987-08-11 1987-12-16 Boehmite produced by a seeded hydyothermal process and ceramic bodies produced therefrom
US84549 1993-06-29

Publications (2)

Publication Number Publication Date
JPS6469511A JPS6469511A (en) 1989-03-15
JPH0761861B2 true JPH0761861B2 (ja) 1995-07-05

Family

ID=26771116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63198102A Expired - Lifetime JPH0761861B2 (ja) 1987-08-11 1988-08-10 微結晶性ベーマイト及びアルミナ製品の製造方法

Country Status (13)

Country Link
US (1) US4797139A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0304721B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0761861B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR960002622B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU595463B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8804056A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1302681C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3879584T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK172756B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN170641B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX164999B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO176513C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NZ (1) NZ225586A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (109)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5445807A (en) * 1983-09-22 1995-08-29 Aluminum Company Of America Production of aluminum compound
US4964883A (en) * 1988-12-12 1990-10-23 Minnesota Mining And Manufacturing Company Ceramic alumina abrasive grains seeded with iron oxide
DE58902426D1 (de) * 1989-04-17 1992-11-12 Starck H C Gmbh Co Kg Verfahren zur herstellung von alpha-a1203-sinterkoerpern.
ATE86955T1 (de) * 1989-04-17 1993-04-15 Starck H C Gmbh Co Kg Verfahren zur herstellung von alpha-a1203sinterk¯rpern.
US5139978A (en) * 1990-07-16 1992-08-18 Minnesota Mining And Manufacturing Company Impregnation method for transformation of transition alumina to a alpha alumina
US5219806A (en) * 1990-07-16 1993-06-15 Minnesota Mining And Manufacturing Company Alpha phase seeding of transition alumina using chromium oxide-based nucleating agents
US5178849A (en) * 1991-03-22 1993-01-12 Norton Company Process for manufacturing alpha alumina from dispersible boehmite
US5569325A (en) * 1991-04-22 1996-10-29 Condea Vista Company Process for growing crystals
AU1894092A (en) * 1991-04-26 1992-12-21 Vista Chemical Company Process for preparing sub-micron alumina particles
US5641469A (en) * 1991-05-28 1997-06-24 Norton Company Production of alpha alumina
JP2887023B2 (ja) * 1992-03-30 1999-04-26 ワイケイケイ株式会社 微細板状ベーマイト粒子及びその製造方法
WO1995014638A1 (en) * 1993-11-25 1995-06-01 Sumitomo Chemical Company, Limited PROCESS FOR PRODUCING α-ALUMINA POWDER
JP3755826B2 (ja) * 1993-12-09 2006-03-15 触媒化成工業株式会社 アルミナの製造方法と装置
US5372620A (en) * 1993-12-13 1994-12-13 Saint Gobain/Norton Industrial Ceramics Corporation Modified sol-gel alumina abrasive filaments
AU699077B2 (en) * 1995-02-21 1998-11-19 Sumitomo Chemical Company, Limited Alpha-alumina and method for producing the same
US5593468A (en) * 1995-07-26 1997-01-14 Saint-Gobain/Norton Industrial Ceramics Corporation Sol-gel alumina abrasives
DE69634164T2 (de) * 1995-08-24 2005-12-22 Kinsei Matec Co., Ltd., Osaka Aluminiumoxydteilchen mit erhöhter Dispergierbarkeit und Plastizität und Verfahren zu ihrer Herstellung
US5989515A (en) * 1996-07-24 1999-11-23 Nissan Chemical Industries, Ltd. Process for producing an acidic aqueous alumina sol
DE19836821A1 (de) * 1998-08-14 2000-02-24 Rwe Dea Ag Böhmitische Tonerden und aus diesen erhältliche phasenreine, hochtemperaturstabile und hochporöse Aluminiumoxide
JP4204132B2 (ja) * 1999-02-19 2009-01-07 大塚化学ホールディングス株式会社 摩擦材
DE19930924A1 (de) * 1999-07-06 2001-01-18 Rwe Dea Ag Verfahren zur Herstellung von Tonerdehydraten durch Fällung von Aluminiumsalzen in Gegenwart von Kristallisationskeimen
US7208446B2 (en) * 1999-08-11 2007-04-24 Albemarle Netherlands B. V. Quasi-crystalline boehmites containing additives
JP2003507297A (ja) 1999-08-11 2003-02-25 アクゾ ノーベル ナムローゼ フェンノートシャップ 添加物を含有する微結晶性べーマイト及び斯かる微結晶性べーマイトを含む成形粒子及び触媒組成物
WO2001012554A1 (en) 1999-08-11 2001-02-22 Akzo Nobel N.V. Process for the preparation of quasi-crystalline boehmites
US6503867B1 (en) 1999-08-11 2003-01-07 Akzo Nobel N.V. Quasi-crystalline boehmites containing additives
US20030180214A1 (en) * 1999-08-11 2003-09-25 Dennis Stamires Process for the preparation of quasi-crystalline boehmites
US6689333B1 (en) 1999-08-11 2004-02-10 Akzo Nobel N.V. Process for the preparation of quasi-crystalline boehmites from inexpensive precursors
US6277161B1 (en) 1999-09-28 2001-08-21 3M Innovative Properties Company Abrasive grain, abrasive articles, and methods of making and using the same
US6287353B1 (en) 1999-09-28 2001-09-11 3M Innovative Properties Company Abrasive grain, abrasive articles, and methods of making and using the same
MXPA02006039A (es) * 1999-12-21 2002-12-09 Grace W R & Co Compuestos de oxido de aluminio de gran area superficial, alto volumen de poros, derivados de trihidrato de alumina y metodos para su preparacion y uso.
US6403526B1 (en) 1999-12-21 2002-06-11 W. R. Grace & Co.-Conn. Alumina trihydrate derived high pore volume, high surface area aluminum oxide composites and methods of their preparation and use
US20050250642A1 (en) * 2001-05-10 2005-11-10 Dennis Stamires Continuous process and apparatus for the efficient conversion of inorganic solid particles
CN100444951C (zh) * 2001-05-10 2008-12-24 阿克佐诺贝尔股份有限公司 有效转化无机固体颗粒的连续方法和设备
WO2003014251A1 (en) * 2001-08-09 2003-02-20 Hitachi Maxell, Ltd. Non-magnetic particles having a plate shape and method for production thereof, abrasive material, polishing article and abrasive fluid comprising such particles
BR0309394B1 (pt) * 2002-04-19 2013-09-17 material polimérico modificado compreendendo partículas de boemita e método para formação de um produto
US7582277B2 (en) 2002-04-19 2009-09-01 Saint-Gobain Ceramics & Plastics, Inc. Seeded boehmite particulate material and methods for forming same
US20040265219A1 (en) * 2002-04-19 2004-12-30 Saint-Gobain Ceramics & Plastics, Inc. Seeded boehmite particulate material and methods for forming same
US20050124745A1 (en) * 2002-04-19 2005-06-09 Saint-Gobain Ceramics & Plastics, Inc. Flame retardant composites
US20050227000A1 (en) * 2004-04-13 2005-10-13 Saint-Gobain Ceramics & Plastics, Inc. Surface coating solution
US7341976B2 (en) 2002-10-16 2008-03-11 Conocophillips Company Stabilized boehmite-derived catalyst supports, catalysts, methods of making and using
US7176160B2 (en) * 2002-10-16 2007-02-13 Conocophillips Company Method for forming a Fischer-Tropsch catalyst using a boehmite support
US7144599B2 (en) * 2004-07-15 2006-12-05 Birchwood Laboratories, Inc. Hybrid metal oxide/organometallic conversion coating for ferrous metals
US20060104895A1 (en) * 2004-11-18 2006-05-18 Saint-Gobain Ceramics & Plastics, Inc. Transitional alumina particulate materials having controlled morphology and processing for forming same
KR20070086876A (ko) * 2004-12-01 2007-08-27 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 고무 조성물 및 이의 제조방법
US8685123B2 (en) * 2005-10-14 2014-04-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particulate material, and method of planarizing a workpiece using the abrasive particulate material
US7479324B2 (en) * 2005-11-08 2009-01-20 Saint-Gobain Ceramics & Plastics, Inc. Pigments comprising alumina hydrate and a dye, and polymer composites formed thereof
DE102006012268A1 (de) * 2006-03-15 2007-09-27 Nabaltec Ag Feinkristalliner Böhmit und Verfahren zu dessen Herstellung
BRPI0720263A2 (pt) 2006-12-06 2014-01-28 Saint Gobain Ceramics Material hidrato de alumina tratado e seus usos do mesmo
US7923111B2 (en) * 2006-12-06 2011-04-12 Saint-Gobain Ceramics & Plastics, Inc. Treated alumina hydrate material and uses thereof
WO2009009824A1 (en) * 2007-07-13 2009-01-22 Alcoa Of Australia Limited Method for controlling the precipitation of alumina
WO2009052395A1 (en) * 2007-10-19 2009-04-23 Saint-Gobain Ceramics & Plastics, Inc. Applications of shaped nano alumina hydrate as barrier property enhancer in polymers
EP2231523A2 (en) * 2007-12-19 2010-09-29 Saint-Gobain Ceramics & Plastics, Inc. Aggregates of alumina hydrates
CA2715840A1 (en) * 2008-02-19 2009-08-27 Rene Herbiet A process for the production of nanodispersible boehmite
JP5530672B2 (ja) * 2008-08-18 2014-06-25 株式会社フジミインコーポレーテッド ベーマイト粒子の製造方法及びアルミナ粒子の製造方法
US8460768B2 (en) * 2008-12-17 2013-06-11 Saint-Gobain Ceramics & Plastics, Inc. Applications of shaped nano alumina hydrate in inkjet paper
PL2658680T3 (pl) 2010-12-31 2021-05-31 Saint-Gobain Ceramics & Plastics, Inc. Wyroby ścierne zawierające cząstki ścierne o określonych kształtach i sposoby formowania takich wyrobów
CN103764349B (zh) 2011-06-30 2017-06-09 圣戈本陶瓷及塑料股份有限公司 液相烧结碳化硅研磨颗粒
CN108262695A (zh) 2011-06-30 2018-07-10 圣戈本陶瓷及塑料股份有限公司 包括氮化硅磨粒的磨料制品
JP5802336B2 (ja) 2011-09-26 2015-10-28 サン−ゴバン セラミックス アンド プラスティクス，インコーポレイティド 研磨粒子材料を含む研磨製品、研磨粒子材料を使用する研磨布紙および形成方法
KR20170018102A (ko) 2011-12-30 2017-02-15 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 형상화 연마입자 및 이의 형성방법
KR101681526B1 (ko) 2011-12-30 2016-12-01 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 복합 형상화 연마입자들 및 이의 형성방법
EP2798032A4 (en) 2011-12-30 2015-12-23 Saint Gobain Ceramics MANUFACTURE OF SHAPED GRINDING PARTICLES
US8840696B2 (en) 2012-01-10 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
CA2860755C (en) 2012-01-10 2018-01-30 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having complex shapes and methods of forming same
US9242346B2 (en) 2012-03-30 2016-01-26 Saint-Gobain Abrasives, Inc. Abrasive products having fibrillated fibers
KR102197361B1 (ko) 2012-05-23 2021-01-05 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 형상화 연마입자들 및 이의 형성방법
KR20150023034A (ko) 2012-06-29 2015-03-04 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 특정 형상을 가지는 연마입자들 및 이러한 입자들 형성방법
MX383646B (es) 2012-10-15 2025-03-14 Saint Gobain Abrasives Inc Partículas abrasivas que tienen formas particulares y métodos para formar tales partículas.
US9074119B2 (en) 2012-12-31 2015-07-07 Saint-Gobain Ceramics & Plastics, Inc. Particulate materials and methods of forming same
TWI666310B (zh) 2013-03-15 2019-07-21 Advanced Refining Technologies Llc 觸媒組成物、加氫處理重烴類部分之方法及製備沉澱氧化鋁組成物的方法
CA2984232C (en) 2013-03-29 2021-07-20 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
TW201502263A (zh) 2013-06-28 2015-01-16 Saint Gobain Ceramics 包含成形研磨粒子之研磨物品
CA2924738C (en) 2013-09-30 2022-06-07 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
KR102081045B1 (ko) 2013-12-31 2020-02-26 생-고뱅 어브레이시브즈, 인코포레이티드 형상화 연마 입자들을 포함하는 연마 물품
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
AU2015247826A1 (en) 2014-04-14 2016-11-10 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
BR112016023880A2 (pt) 2014-04-14 2017-08-15 Saint Gobain Ceramics artigo abrasivo incluindo partículas abrasivas moldadas
US9902045B2 (en) 2014-05-30 2018-02-27 Saint-Gobain Abrasives, Inc. Method of using an abrasive article including shaped abrasive particles
FR3029909B1 (fr) * 2014-12-16 2017-01-20 Commissariat Energie Atomique Procede de preparation d'un substrat en ceramique oxyde mettant en œuvre une resine echangeuse d'ions
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9707529B2 (en) 2014-12-23 2017-07-18 Saint-Gobain Ceramics & Plastics, Inc. Composite shaped abrasive particles and method of forming same
US9676981B2 (en) 2014-12-24 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle fractions and method of forming same
CN107636109A (zh) 2015-03-31 2018-01-26 圣戈班磨料磨具有限公司 固定磨料制品和其形成方法
TWI634200B (zh) 2015-03-31 2018-09-01 聖高拜磨料有限公司 固定磨料物品及其形成方法
CA3118262C (en) 2015-06-11 2023-09-19 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
EP3455320A4 (en) 2016-05-10 2019-11-20 Saint-Gobain Ceramics&Plastics, Inc. GRINDING PARTICLES AND METHOD FOR FORMING THEREOF
SI3455321T1 (sl) 2016-05-10 2022-10-28 Saint-Gobain Ceramics & Plastics, Inc. Metode oblikovanja abrazivnih delcev
WO2018021192A1 (ja) 2016-07-29 2018-02-01 住友化学株式会社 アルミナおよびそれを用いた自動車触媒の製造方法
US11230653B2 (en) 2016-09-29 2022-01-25 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
KR101725799B1 (ko) 2016-11-04 2017-04-11 오상자이엘 주식회사 고결정 감마-보헤마이트 복합 입자 및 이의 제조 방법
US10563105B2 (en) 2017-01-31 2020-02-18 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10759024B2 (en) 2017-01-31 2020-09-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
WO2018236989A1 (en) 2017-06-21 2018-12-27 Saint-Gobain Ceramics & Plastics, Inc. Particulate materials and methods of forming same
CN107673405A (zh) * 2017-11-14 2018-02-09 黄林海 一种从二氧化钛生产工艺中的回收氯气的方法
CN110240492B (zh) * 2018-03-07 2020-07-28 海加尔(厦门)科技有限公司 一种耐酸碱的陶瓷分离膜支撑体的制备方法
EP4081369A4 (en) 2019-12-27 2024-04-10 Saint-Gobain Ceramics & Plastics Inc. Abrasive articles and methods of forming same
WO2021133876A1 (en) 2019-12-27 2021-07-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive articles and methods of forming same
WO2021133888A1 (en) 2019-12-27 2021-07-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive articles and methods of forming same
EP3878816A1 (en) 2020-03-13 2021-09-15 Almatis GmbH Method for preparing high purity aluminum monohydrate and alpha alumina
CN111470523A (zh) * 2020-05-07 2020-07-31 郑州中科新兴产业技术研究院 一种水分散薄水铝石纳米片的无模板分级生长制备方法
KR102612361B1 (ko) * 2020-10-07 2023-12-08 주식회사 티세라 α-알루미나 입자를 포함하는 연마재 및 그 제조 방법
AU2022426850A1 (en) 2021-12-30 2024-07-11 Saint-Gobain Abrasifs Abrasive articles and methods of forming same
CN114772621B (zh) * 2022-03-25 2023-06-20 安徽壹石通材料科技股份有限公司 一种棒状勃姆石粉体的制备方法
CN114772615A (zh) * 2022-04-24 2022-07-22 郑州原发精细微粉材料技术有限公司 一种重质菱形勃姆石的生产方法
CN115245798B (zh) * 2022-07-20 2024-08-16 山东大学 一种γ-AlOOH溶胶及其制备方法与应用
CN115231599B (zh) * 2022-09-02 2023-08-01 安徽壹石通材料科技股份有限公司 一种粒度可控的勃姆石制备方法
CN115466107B (zh) * 2022-11-14 2023-06-30 湖南圣瓷科技有限公司 一种具有粗晶-细晶复合显微结构特征的氧化铝陶瓷及其应用
CN118439638B (zh) * 2024-07-04 2024-09-03 湖南荣岚智能科技有限公司 一种具有定向纳米结构的氧化铝气凝胶及其制备方法
CN118955100B (zh) * 2024-10-16 2024-12-27 长沙鑫本助剂有限公司 用于去除特种玻璃强化剂中锂离子的陶瓷膜及其制备方法与去除方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615306A (en) * 1967-10-12 1971-10-26 Norton Co A method for producing alpha-alumina crystals from aluminum oxide
FR2450232A1 (fr) * 1979-02-28 1980-09-26 Pechiney Aluminium Procede de transformation de l'hydrargilitte en boehmite
US4314827A (en) * 1979-06-29 1982-02-09 Minnesota Mining And Manufacturing Company Non-fused aluminum oxide-based abrasive mineral
US4297325A (en) * 1980-12-08 1981-10-27 Filtrol Corporation Method of producing pseudoboehmite from aluminum salt solutions
US4543107A (en) * 1984-08-08 1985-09-24 Norton Company Vitrified bonded grinding wheels containing sintered gel aluminous abrasive grits
NZ210805A (en) * 1984-01-19 1988-04-29 Norton Co Aluminous abrasive grits or shaped bodies
US4623364A (en) * 1984-03-23 1986-11-18 Norton Company Abrasive material and method for preparing the same
US4574003A (en) * 1984-05-03 1986-03-04 Minnesota Mining And Manufacturing Co. Process for improved densification of sol-gel produced alumina-based ceramics
CA1254238A (en) * 1985-04-30 1989-05-16 Alvin P. Gerk Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products
US4657754A (en) * 1985-11-21 1987-04-14 Norton Company Aluminum oxide powders and process

Also Published As

Publication number Publication date
CA1302681C (en) 1992-06-09
BR8804056A (pt) 1989-05-02
DE3879584D1 (de) 1993-04-29
KR890003623A (ko) 1989-04-15
IN170641B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-04-25
NZ225586A (en) 1991-07-26
DK447188A (da) 1989-02-12
NO883535D0 (no) 1988-08-09
NO176513C (no) 1995-04-19
AU2045288A (en) 1989-02-16
EP0304721B1 (en) 1993-03-24
DE3879584T2 (de) 1993-09-23
EP0304721A1 (en) 1989-03-01
KR960002622B1 (ko) 1996-02-24
DK172756B1 (da) 1999-06-28
JPS6469511A (en) 1989-03-15
US4797139A (en) 1989-01-10
NO883535L (no) 1989-02-13
AU595463B2 (en) 1990-03-29
DK447188D0 (da) 1988-08-10
MX164999B (es) 1992-10-13
NO176513B (no) 1995-01-09

Similar Documents

Publication Publication Date Title
JPH0761861B2 (ja) 微結晶性ベーマイト及びアルミナ製品の製造方法
JP2886725B2 (ja) コロイドベーマイトの製造方法
US5383945A (en) Abrasive material and method
EP1618069B1 (en) Nanoporous ultrafine alpha-alumina powders and sol-gel process of preparing the same
US4623364A (en) Abrasive material and method for preparing the same
US4117105A (en) Process for preparing dispersible boehmite alumina
US5395407A (en) Abrasive material and method
US4744802A (en) Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products
RU2076083C1 (ru) СПОСОБ ПОЛУЧЕНИЯ СПЕЧЕННОГО МАТЕРИАЛА НА ОСНОВЕ α МОДИФИКАЦИИ ОКСИДА АЛЮМИНИЯ
US5032555A (en) Process for making zirconia-alumina
US4769351A (en) Hydrothermal process for preparing zirconia-alumina base ultra-fine powders of high purity
US5800922A (en) Method of making a gelation-resistant alumina
US5445807A (en) Production of aluminum compound
US4605631A (en) Advanced preparation of ceramic powders
NZ210805A (en) Aluminous abrasive grits or shaped bodies
JPH04500947A (ja) 小さなα―アルミナ粒子及び板状子
US5284809A (en) Method for the preparation of α-aluminum oxide powder
US4835124A (en) Alumina ceramic product from colloidal alumina
USH189H (en) Process for production of alpha alumina bodies by sintering seeded boehmite made from alumina hydrates
CA2195649C (en) Magnesium hydroxide slurries
JPH06263437A (ja) 板状ベーマイト粒子の製造方法
JPH02293371A (ja) α―Ａｌ↓２Ｏ↓３焼結物体の製造
US5316752A (en) Process for preparing mixed oxides
CA2003669A1 (en) Process for the production of dispersible boehmite
JPH10139424A (ja) 低温遷移α−アルミナおよびその製造法

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20080705

Year of fee payment: 13

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090705

Year of fee payment: 14

EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090705

Year of fee payment: 14