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US 6,455,153 B1Granted
Release coating for tapes
AssigneeBASF SE
InventorsGregory J. Lonc, Jan J. Spitzer
Life of this patent
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Abstract
The present invention is directed to a release coating composition comprising a polymer of butadiene, styrene, acrylonitrile polymer having a Tg from 0° C. to about 75° C. The present invention is also directed to an article of manufacture having a release coating comprising the polymer for pressure sensitive adhesives.
Claims10
An article of manufacture, comprising:
- (a) a backing comprising an adhesive-coated backing side;
- and
- (b) a release coating applied to the other side of the backing of (a) or a separate backing, wherein the release coating comprises a copolymer having a Tg from 0° C. to about 75° C., wherein the copolymer comprises a reaction product of from greater than 0% to about 50% by weight of acrylonitrile monomer, and from about 50% to less than 100% by weight of butadiene and styrene monomers;
- wherein the release coating is in contact with the adhesive-coated backing side.
1 more element
Dependencies are inferred from the claim text.