Pressure-sensitive adhesives based on emulsion polymers

Details Pressure-sensitive adhesives based on emulsion polymers Pressure-sensitive adhesives based on emulsion polymers

1993-03-23

1996-02-20

Michl, Paul R.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524156, 524556, C08J 300, C08K 541, C08L 3100

Patent

active

054929504

ABSTRACT:
There is provided a mixture of acrylic emulsion polymers based on 70 to 95 parts by weight of a first polymer containing from about 95 to 97.5% by weight of an alkyl ester of acrylic acid and from about 2.5 to 5% by weight of a mixture of carboxylic acids tackified by a second acrylic emulsion polymer containing 10 to 20% by weight of carboxylic acid or hydroxyethyl methacrylate.

REFERENCES:
patent: 4970267 (1990-11-01), Bailey et al.
patent: 5221706 (1993-06-01), Lee et al.
patent: 5236991 (1993-08-01), Makati et al.
Odian, Principles of Polymerization, 1981, p. 113.

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