CA2002260A1 - Grains abrasifs d'alumine ceramisee, ensemencee d'oxyde de fer - Google Patents

Grains abrasifs d'alumine ceramisee, ensemencee d'oxyde de fer

Info

Publication number
CA2002260A1
CA2002260A1 CA2002260A CA2002260A CA2002260A1 CA 2002260 A1 CA2002260 A1 CA 2002260A1 CA 2002260 A CA2002260 A CA 2002260A CA 2002260 A CA2002260 A CA 2002260A CA 2002260 A1 CA2002260 A1 CA 2002260A1
Authority
CA
Canada
Prior art keywords
seeded
iron oxide
abrasive grains
alumina abrasive
ceramic alumina
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.)
Granted
Application number
CA2002260A
Other languages
English (en)
Other versions
CA2002260C (fr
Inventor
Mary Lou Morris
Thomas E. Wood
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23082200&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2002260(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of CA2002260A1 publication Critical patent/CA2002260A1/fr
Application granted granted Critical
Publication of CA2002260C publication Critical patent/CA2002260C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA002002260A 1988-12-12 1989-11-06 Grains abrasifs d'alumine ceramisee, ensemencee d'oxyde de fer Expired - Lifetime CA2002260C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/282,593 US4964883A (en) 1988-12-12 1988-12-12 Ceramic alumina abrasive grains seeded with iron oxide
US282,593 1988-12-12

Publications (2)

Publication Number Publication Date
CA2002260A1 true CA2002260A1 (fr) 1990-06-12
CA2002260C CA2002260C (fr) 1999-04-13

Family

ID=23082200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002002260A Expired - Lifetime CA2002260C (fr) 1988-12-12 1989-11-06 Grains abrasifs d'alumine ceramisee, ensemencee d'oxyde de fer

Country Status (11)

Country Link
US (1) US4964883A (fr)
EP (1) EP0373765B1 (fr)
JP (1) JPH02219889A (fr)
KR (1) KR0141491B1 (fr)
CN (1) CN1019006B (fr)
AT (1) ATE99275T1 (fr)
AU (1) AU623445B2 (fr)
BR (1) BR8906416A (fr)
CA (1) CA2002260C (fr)
DE (1) DE68911888T2 (fr)
ZA (1) ZA898732B (fr)

Families Citing this family (134)

* Cited by examiner, † Cited by third party
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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
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US5366523A (en) * 1992-07-23 1994-11-22 Minnesota Mining And Manufacturing Company Abrasive article containing shaped abrasive particles
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US5779743A (en) * 1996-09-18 1998-07-14 Minnesota Mining And Manufacturing Company Method for making abrasive grain and abrasive articles
US5776214A (en) * 1996-09-18 1998-07-07 Minnesota Mining And Manufacturing Company Method for making abrasive grain and abrasive articles
US5893935A (en) * 1997-01-09 1999-04-13 Minnesota Mining And Manufacturing Company Method for making abrasive grain using impregnation, and abrasive articles
US6206942B1 (en) 1997-01-09 2001-03-27 Minnesota Mining & Manufacturing Company Method for making abrasive grain using impregnation, and abrasive articles
US5983434A (en) * 1997-07-15 1999-11-16 Minnesota Mining And Manufacturing Company Rotary bristle tool with preferentially oriented bristles
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US6290735B1 (en) 1997-10-31 2001-09-18 Nanogram Corporation Abrasive particles for surface polishing
US5876470A (en) * 1997-08-01 1999-03-02 Minnesota Mining And Manufacturing Company Abrasive articles comprising a blend of abrasive particles
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US6080216A (en) * 1998-04-22 2000-06-27 3M Innovative Properties Company Layered alumina-based abrasive grit, abrasive products, and methods
US6053956A (en) * 1998-05-19 2000-04-25 3M Innovative Properties Company Method for making abrasive grain using impregnation and abrasive articles
US6179887B1 (en) 1999-02-17 2001-01-30 3M Innovative Properties Company Method for making an abrasive article and abrasive articles thereof
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US6458018B1 (en) 1999-04-23 2002-10-01 3M Innovative Properties Company Abrasive article suitable for abrading glass and glass ceramic workpieces
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CA2002260C (fr) 1999-04-13
AU4446189A (en) 1990-06-14
ATE99275T1 (de) 1994-01-15
CN1043490A (zh) 1990-07-04
BR8906416A (pt) 1990-08-28
ZA898732B (en) 1990-08-29
KR900009495A (ko) 1990-07-04
EP0373765A3 (fr) 1991-02-20
DE68911888T2 (de) 1994-07-28
CN1019006B (zh) 1992-11-11
US4964883A (en) 1990-10-23
KR0141491B1 (ko) 1998-06-15
EP0373765B1 (fr) 1993-12-29
AU623445B2 (en) 1992-05-14
JPH02219889A (ja) 1990-09-03
DE68911888D1 (de) 1994-02-10
JPH0588915B2 (fr) 1993-12-24
EP0373765A2 (fr) 1990-06-20

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