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US 5,436,063 AGranted
Coated abrasive article incorporating an energy cured hot melt make coat
AssigneeMinnesota Mining and Manufacturing Company
InventorsGary J. Follett, Clayton A. George
Life of this patent
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Abstract
A coated abrasive article comprises a backing, a first binder on the backing, and a plurality of abrasive particles in the first binder. The first binder is a hot melt pressure sensitive adhesive that is energy cured to provide a crosslinked coating. The invention also relates to a method of producing such articles.
Claims24
A coated abrasive article comprising:
- a ) a backing:
- b) a crosslinked first binder on the backing, the first binder comprising:
- 1) the reaction product of an epoxy-containing material and a polyester component;
- and
- 2) a photoinitiator for crosslinking the binder;
- wherein the first binder is a hot melt pressure sensitive adhesive before crosslinking;
- and
- c) a plurality of abrasive particles in the first binder.
5 more elements
A coated abrasive article comprising:
- a) a backing;
- b) a crosslinked first binder on the backing, the first binder comprising:
- 1) the reaction product of an epoxy-containing material and a polyester component;
- and
- 2) a photoinitiator for crosslinking the binder;
- wherein the first binder is a hot melt pressure sensitive adhesive before crosslinking;
- c) a plurality of abrasive particles in the first binder;
- and
- d) a second binder over the first binder and the abrasive particles.
6 more elements
Dependencies are inferred from the claim text.