Pressure sensitive adhesive sheet a pressure sensitive label and

Details Pressure sensitive adhesive sheet a pressure sensitive label and Pressure sensitive adhesive sheet a pressure sensitive label and

1993-09-24

1995-02-14

Sluby, P. C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

428355, 428412, 428514, 428550, 428522, B32B 712, B32B 2736

Patent

active

053894375

ABSTRACT:
A pressure sensitive adhesive sheet or label comprising an adhesive coated substrate of paper or synthetic resin film, the adhesive coating containing an acrylic copolymer prepared by copolymerization of 0.1 to 20 weight % of (A) at least one unsaturated monomer of the formula: ##STR1## wherein R is hydrogen or methyl group, R.sup.1 and R.sup.2 are hydrogen or a C.sub.1 -C.sub.4 alkyl, n is 1 to 4; 0.01 to 10 weight % or (B) at least one unsaturated monomer of the formula: ##STR2## wherein Y is an organic group having a radical polymerizable unsaturated bond and R.sup.3, R.sup.4 and R.sup.5 are an aryl, or an unsubstituted or substituted alkyl; 0 to 10 weight % of (C) at least one unsaturated monomer of the formula: ##STR3## wherein R.sup.6 R.sup.7, R.sup.8, R.sup.9 and R.sup.10 are hydrogen or --CH.sub.2 OH; 60 to 99.89 weight % of (D) at least one unsaturated monomer of the formula: ##STR4## wherein R.sup.11 is hydrogen or methyl group and R.sup.12 is a C.sub.1 -C.sub.14 alkyl.
A laminate can be prepared by laminating sheets or plastic molded articles with an adhesive coating composition as set forth above.

REFERENCES:
patent: 3922464 (1975-11-01), Silver et al.
patent: 4012364 (1977-03-01), Farber
Johnson, "Vinyl and Acrylic Adhesives Including Pressure Sensitives", 1971, pp. 20 and 21, Noyes Data Corporation.
World Patents Index Latest, Week 9103, Derwent Publications Ltd. AN 91-019251, London, GB of JP-A-2-292382 published Dec. 3, 1990.

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