Release coating for adhesive tapes and labels

Details Release coating for adhesive tapes and labels Release coating for adhesive tapes and labels

1992-12-14

1994-10-18

Pianalto, Bernard

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

427208, 4272084, 427209, 427387, 428355, B32B 712

Patent

active

053567064

ABSTRACT:
An alkali dispersible copolymer is provided which is the reaction product of a di-omegaorgano functional dimethylsiloxane oligomer having terminal active hydrogen groups, a carboxyl group bearing monomer, and a diisocyanate. The copolymer provides good release per se from tacky adhesive masses or when combined with other film formers.

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