BR0101695A - Grão abrasivo melhorado - Google Patents

Grão abrasivo melhorado

Info

Publication number
BR0101695A
BR0101695A BR0101695-4A BR0101695A BR0101695A BR 0101695 A BR0101695 A BR 0101695A BR 0101695 A BR0101695 A BR 0101695A BR 0101695 A BR0101695 A BR 0101695A
Authority
BR
Brazil
Prior art keywords
abrasive grain
improved abrasive
abrasive
grains
improved
Prior art date
Application number
BR0101695-4A
Other languages
English (en)
Other versions
BR0101695B1 (pt
Inventor
Ajay K Garg
Original Assignee
Saint Gobain Ceramics
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 Saint Gobain Ceramics filed Critical Saint Gobain Ceramics
Publication of BR0101695A publication Critical patent/BR0101695A/pt
Publication of BR0101695B1 publication Critical patent/BR0101695B1/pt

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
    • C04B35/01—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
    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • 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
    • 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
    • C01P2006/10—Solid density
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

Patente de Invenção: "GRãO ABRASIVO MELHORADO". Grãosabrasivos de alfa alumina que são particularmente bem ajustadospara aplicações de moagem a média a baixa pressão onde osgrãos compreendem microvazios uniformemente dispersos.
BRPI0101695-4A 2000-05-04 2001-05-04 grãos abrasivos de alfa alumina e processo para produção dos referidos grãos. BR0101695B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/564,257 US6391072B1 (en) 2000-05-04 2000-05-04 Abrasive grain

Publications (2)

Publication Number Publication Date
BR0101695A true BR0101695A (pt) 2001-12-18
BR0101695B1 BR0101695B1 (pt) 2012-01-24

Family

ID=24253749

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0101695-4A BR0101695B1 (pt) 2000-05-04 2001-05-04 grãos abrasivos de alfa alumina e processo para produção dos referidos grãos.

Country Status (7)

Country Link
US (1) US6391072B1 (pt)
JP (1) JP3878433B2 (pt)
AT (1) AT411764B (pt)
BR (1) BR0101695B1 (pt)
CA (1) CA2344980C (pt)
DE (1) DE10121656B4 (pt)
FR (1) FR2808521B1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6839362B2 (en) * 2001-05-22 2005-01-04 Saint-Gobain Ceramics & Plastics, Inc. Cobalt-doped saturable absorber Q-switches and laser systems
US20040198584A1 (en) * 2003-04-02 2004-10-07 Saint-Gobain Ceramics & Plastic, Inc. Nanoporous ultrafine alpha-alumina powders and freeze drying process of preparing same
US20050061230A1 (en) * 2003-09-23 2005-03-24 Saint-Gobain Ceramics & Plastics, Inc. Spinel articles and methods for forming same
US7045223B2 (en) * 2003-09-23 2006-05-16 Saint-Gobain Ceramics & Plastics, Inc. Spinel articles and methods for forming same
US7326477B2 (en) * 2003-09-23 2008-02-05 Saint-Gobain Ceramics & Plastics, Inc. Spinel boules, wafers, and methods for fabricating same
DE102004009805A1 (de) * 2004-02-28 2005-09-15 Basf Ag Trägerkatalysator definierter Porenverteilung im Bereich der Mesoporen
DE102005007368A1 (de) * 2004-06-16 2006-01-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schmierend wirkende Polymer-Wasser-Mischung
US7919815B1 (en) 2005-02-24 2011-04-05 Saint-Gobain Ceramics & Plastics, Inc. Spinel wafers and methods of preparation
JP2010215420A (ja) * 2009-03-13 2010-09-30 Tohoku Univ ミクロ空洞構造体、ならびにこれを備える水素生成装置
KR20140059776A (ko) 2011-07-12 2014-05-16 쓰리엠 이노베이티브 프로퍼티즈 컴파니 세라믹 형상화된 연마 입자의 제조 방법, 졸-겔 조성물, 및 세라믹 형상화된 연마 입자
MX2019004497A (es) * 2016-10-29 2019-08-12 Saint Gobain Abrasives Inc Abrasivos recubiertos que tienen una mezcla de particulas abrasivas y una mayor resistencia al desgarro.
DE102017210799A1 (de) 2017-06-27 2018-12-27 Robert Bosch Gmbh Geformtes keramisches Schleifkorn sowie Verfahren zur Herstellung eines geformten keramischen Schleifkorns

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086067A (en) * 1975-03-12 1978-04-25 International Telephone And Telegraph Corporation Porous sintered abrasive articles and method of manufacture
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
US4960441A (en) 1987-05-11 1990-10-02 Norton Company Sintered alumina-zirconia ceramic bodies
US5009676A (en) 1989-04-28 1991-04-23 Norton Company Sintered sol gel alumina abrasive filaments
US5076815A (en) * 1989-07-07 1991-12-31 Lonza Ltd. Process for producing sintered material based on aluminum oxide and titanium oxide
US5139978A (en) * 1990-07-16 1992-08-18 Minnesota Mining And Manufacturing Company Impregnation method for transformation of transition alumina to a alpha alumina
DE4113476A1 (de) * 1991-04-25 1992-10-29 Huels Chemische Werke Ag Polykristalline, gesinterte schleifkoerner auf basis von alpha-al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts), verfahren zu ihrer herstellung und deren verwendung
US5221294A (en) * 1991-05-22 1993-06-22 Norton Company Process of producing self-bonded ceramic abrasive wheels
DE4241625C1 (de) * 1992-12-10 1994-06-30 Veitsch Radex Ag Verfahren zur Herstellung von sinteraktivem, weitestgehend sphärischem Aluminiumoxid sowie dessen Verwendung
US5593467A (en) * 1993-11-12 1997-01-14 Minnesota Mining And Manufacturing Company Abrasive grain
JPH09505101A (ja) * 1993-11-12 1997-05-20 ミネソタ マイニング アンド マニュファクチャリング カンパニー 砥粒及びその製造方法
DE4432477C2 (de) * 1994-09-13 1997-12-18 Sternplastic Hellstern Gmbh & Verfahren zum Herstellen eines Poren enthaltenden Körpers sowie Poren enthaltender Körper
US5527369A (en) * 1994-11-17 1996-06-18 Saint-Gobain/Norton Industrial Ceramics Corp. Modified sol-gel alumina
IT1275412B (it) * 1995-06-01 1997-08-05 Enichem Spa Procedimento per la preparazione di ossidi misti silice-allumina porosi in forma sferica

Also Published As

Publication number Publication date
AT411764B (de) 2004-05-25
JP2002038132A (ja) 2002-02-06
CA2344980A1 (en) 2001-11-04
ATA7182001A (de) 2003-10-15
DE10121656B4 (de) 2012-08-02
CA2344980C (en) 2006-06-27
FR2808521B1 (fr) 2003-04-18
JP3878433B2 (ja) 2007-02-07
DE10121656A1 (de) 2001-11-22
US6391072B1 (en) 2002-05-21
BR0101695B1 (pt) 2012-01-24
FR2808521A1 (fr) 2001-11-09

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/01/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 24.01.2022