Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1993-06-01
1994-11-08
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524 62, 524 69, 524 71, 524 77, 524187, 524270, 524272, 524274, 524488, 524489, 524490, 524502, 524563, C08J 510, C08K 501, C08L 3104
Patent
active
053627920
ABSTRACT:
An adhesive composition is comprised of a mixture of an EVA copolymer and two tackifying resins, a high temperature tackifying resin and a low temperature tackifying resin. The viscosity of the adhesive composition is between 2,000 cps to 80,000 cps over a temperature range of 250.degree. F. to 380.degree. F. The composition comprises 60% by weight of the copolymer, 15% by weight of the low temperature tackifying resin and 25% by weight of the high temperature tackifying resin.
REFERENCES:
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patent: 4738998 (1988-04-01), Uffner et al.
patent: 4908408 (1990-03-01), Boutillier et al.
patent: 5041482 (1991-08-01), Ornsteen et al.
Michl Paul R.
Rajguru U. K.
Uniplast, Inc.
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