Discrete particles that include a polymeric material and articles formed therefrom
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United States of America Patent
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Jun 24, 2003
Grant Date -
Feb 6, 2003
app pub date -
Mar 20, 2001
filing date -
Mar 20, 2001
priority date (Note) -
In Force
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Abstract
The present invention provides discrete particles and methods of preparing the discrete particles. The discrete particles include a plurality of abrasive grits and a polymeric material 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 made from the discrete particles and methods of making such articles. Preferably, the articles are abrasive articles.
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