BR8203073A - Processo para a formacao de graos abrasivos processo para formar abrasivos tendo graos de alfa-alumina com um diametro de 5.000 a 200.000 a composicao de grao abrasivo sinterizado e grao de abrasivo - Google Patents

Processo para a formacao de graos abrasivos processo para formar abrasivos tendo graos de alfa-alumina com um diametro de 5.000 a 200.000 a composicao de grao abrasivo sinterizado e grao de abrasivo

Info

Publication number
BR8203073A
BR8203073A BR8203073A BR8203073A BR8203073A BR 8203073 A BR8203073 A BR 8203073A BR 8203073 A BR8203073 A BR 8203073A BR 8203073 A BR8203073 A BR 8203073A BR 8203073 A BR8203073 A BR 8203073A
Authority
BR
Brazil
Prior art keywords
forming
grains
abrasive grain
abrasive
synterized
Prior art date
Application number
BR8203073A
Other languages
English (en)
Inventor
Alvin P Gerk
Robert J Seider
Original Assignee
Kennecott Corp
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 Kennecott Corp filed Critical Kennecott Corp
Publication of BR8203073A publication Critical patent/BR8203073A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • 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
    • C01F7/021—After-treatment of oxides or hydroxides
    • 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
    • C09K3/1418—Abrasive particles per se obtained by division of a mass agglomerated by sintering
    • 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
    • C01P2006/21—Attrition-index or crushing strength of granulates
BR8203073A 1981-05-27 1982-05-26 Processo para a formacao de graos abrasivos processo para formar abrasivos tendo graos de alfa-alumina com um diametro de 5.000 a 200.000 a composicao de grao abrasivo sinterizado e grao de abrasivo BR8203073A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26749581A 1981-05-27 1981-05-27
US33012381A 1981-12-14 1981-12-14

Publications (1)

Publication Number Publication Date
BR8203073A true BR8203073A (pt) 1983-05-10

Family

ID=26952474

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8203073A BR8203073A (pt) 1981-05-27 1982-05-26 Processo para a formacao de graos abrasivos processo para formar abrasivos tendo graos de alfa-alumina com um diametro de 5.000 a 200.000 a composicao de grao abrasivo sinterizado e grao de abrasivo

Country Status (6)

Country Link
BR (1) BR8203073A (pt)
CA (1) CA1195848A (pt)
DE (1) DE3219607A1 (pt)
FR (1) FR2512828B1 (pt)
GB (1) GB2099012B (pt)
MX (1) MX156659A (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4543107A (en) * 1984-08-08 1985-09-24 Norton Company Vitrified bonded grinding wheels containing sintered gel aluminous abrasive grits
US4623364A (en) * 1984-03-23 1986-11-18 Norton Company Abrasive material and method for preparing the same
US5383945A (en) * 1984-01-19 1995-01-24 Norton Company Abrasive material and method
US5227104A (en) * 1984-06-14 1993-07-13 Norton Company High solids content gels and a process for producing them
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
DE3604848A1 (de) * 1986-02-15 1987-08-20 Ver Schmirgel & Maschf Schleifkorn und verfahren zu seiner herstellung
US5259147A (en) * 1986-02-15 1993-11-09 Vereinigte Schmirgel-Und Maschinenfabriken Aktiengesellschaft Granular abrasive material
US5312789A (en) * 1987-05-27 1994-05-17 Minnesota Mining And Manufacturing Company Abrasive grits formed of ceramic, impregnation method of making the same and products made therewith
AU604899B2 (en) * 1987-05-27 1991-01-03 Minnesota Mining And Manufacturing Company Abrasive grits formed of ceramic, impregnation method of making the same and products made therewith
EP0359127A1 (en) * 1988-09-09 1990-03-21 Simon Fraser University Method of preparing a new ultrafine particle transition alumina
US5076815A (en) * 1989-07-07 1991-12-31 Lonza Ltd. Process for producing sintered material based on aluminum oxide and titanium oxide
JPH06104816B2 (ja) * 1990-02-09 1994-12-21 日本研磨材工業株式会社 焼結アルミナ砥粒及びその製造方法
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
CN1068092A (zh) * 1991-06-21 1993-01-20 瑞士隆萨股份公司 生产以α-氧化铝为基质的烧结材料特别是磨料的方法
DE4124630A1 (de) * 1991-07-25 1993-02-11 Starck H C Gmbh Co Kg Farbiger korund, verfahren zu seiner herstellung sowie dessen verwendung
CA2102656A1 (en) * 1992-12-14 1994-06-15 Dwight D. Erickson Abrasive grain comprising calcium oxide and/or strontium oxide
DE19503854C2 (de) * 1995-02-06 1997-02-20 Starck H C Gmbh Co Kg Verfahren zur Herstellung gesinterter alpha-Al¶2¶O¶3¶-Körper sowie deren Verwendung
ATE187668T1 (de) * 1995-03-21 2000-01-15 Norton Co Schleifscheibe für das fasen von flachglaskanten
US5516347A (en) * 1995-04-05 1996-05-14 Saint-Gobain/Norton Industrial Ceramics Corp. Modified alpha alumina particles
US5645619A (en) * 1995-06-20 1997-07-08 Minnesota Mining And Manufacturing Company Method of making alpha alumina-based abrasive grain containing silica and iron oxide
US5611829A (en) * 1995-06-20 1997-03-18 Minnesota Mining And Manufacturing Company Alpha alumina-based abrasive grain containing silica and iron oxide
DE19629690C2 (de) * 1996-07-23 1999-08-05 Korund Laufenburg Gmbh Verfahren zur Herstellung gesinterter alpha-AL¶2¶0¶3¶-Körper sowie deren Verwendung
US20130337725A1 (en) * 2012-06-13 2013-12-19 3M Innovative Property Company Abrasive particles, abrasive articles, and methods of making and using the same
CN106062122B (zh) 2014-02-27 2018-12-07 3M创新有限公司 磨料颗粒、磨料制品及其制备和使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615308A (en) * 1968-02-09 1971-10-26 Norton Co Crystalline abrasive alumina
FR2086972A5 (en) * 1970-04-15 1971-12-31 Pechiney Abrasive grains by alpha alumina-in alumina zirconia eutectic - matrix
ZA723532B (en) * 1971-06-03 1973-03-28 Norton Co Abrasive material
US4181532A (en) * 1975-10-22 1980-01-01 United Kingdom Atomic Energy Authority Production of colloidal dispersions
US4314827A (en) * 1979-06-29 1982-02-09 Minnesota Mining And Manufacturing Company Non-fused aluminum oxide-based abrasive mineral

Also Published As

Publication number Publication date
GB2099012A (en) 1982-12-01
GB2099012B (en) 1985-09-04
CA1195848A (en) 1985-10-29
FR2512828B1 (fr) 1986-11-14
DE3219607C2 (pt) 1990-04-19
FR2512828A1 (fr) 1983-03-18
MX156659A (es) 1988-09-22
DE3219607A1 (de) 1982-12-23

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26/05/97