Title:
ABRASIVE PARTICLES THAT INCLUDE A POLYMERIC MATERIAL AND ABRASIVE ARTICLES MADE FROM THEM
Document Type and Number:
WIPO Patent Application WO2002074492
Kind Code:
A3
Abstract:
The present invention provides discrete particles (306) and methods of preparing the discrete particles (306), and abrasive articles (300) having projections attached to a major surface thereof and methods of making such articles (300). The discrete particles (306) and abrasive articles (300)include a plurality of abrasive grits (312) and a polymeric material (314) that includes a reaction product of components including (a) an epoxy-functional material, (b) at least one of a cyclic anhydride or a diacid derived therefrom, and optionally (c) a polyfunctional (meth)acrylate. The invention also provides articles (300) made from the discrete particles (306) and methods of making such articles. Preferably, the articles are abrasive articles (300).
Inventors:
LARSON ERIC G
KINCAID DON H
THURBER ERNEST L
PROVOW RONALD D
KINCAID DON H
THURBER ERNEST L
PROVOW RONALD D
Application Number:
PCT/US2002/000472
Publication Date:
September 25, 2003
Filing Date:
January 09, 2002
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO (US)
International Classes:
B24D3/28; B24D11/00; C08G59/40; C08J5/14; (IPC1-7): B24D3/28; B24D11/00
Foreign References:
| US3226214A | 1965-12-28 | |||
| GB994484A | 1965-06-10 | |||
| US6077601A | 2000-06-20 |
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