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US 10,883,227 B2Granted
Articles with adhesive separation layer
Assignee3M Innovative Properties Company
InventorsAndrew J. Callinan, David M. Mahli, Mitchell A. F. Johnson
Life of this patent
Estimating the term…
Abstract
Articles comprising: (1) a sheet having a first surface and a second surface and (2) an separation layer on at least a portion of the first surface, wherein the separation layer comprising (a) a binder layer with particles entrained therein and (b) an overcoat. Also methods for making such articles and methods for using such articles.
Claims29
An article comprising:
- (1) a base comprising paper and having a first surface;
- and
- (2) a separation layer on at least a portion of the first surface of the base, wherein the separation layer comprises
- (a) a layer of water-dispersible binder having a Tg from about −30° C. to about +30° C.;
- (b) spherical particles partially entrained in and protruding from the binder;
- and
- (c) a water-dispersible release agent including at least one of a vinyl-silicone polymer, a long chain aliphatic-containing urethane copolymer, a long chain aliphatic-containing acrylate copolymer, a silicone/polyurea copolymer, and a silicone polyamide copolymer;
- wherein the article is recyclable.
5 more elements
Dependencies are inferred from the claim text.