Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1988-11-09
1990-04-17
Van Balen, William J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
4283184, 4283191, 4283193, 4283197, 521142, 521144, C08J 900, B32B 326
Patent
active
049181122
ABSTRACT:
An adhesive foam comprises a foamed mixture of a foamable homo- or co-polymer and a foamable olefin-unsaturated carboxylic acid copolymer, the mixture containing at least 3 weight percent of polymer units derived from the acid.
REFERENCES:
patent: 3686067 (1972-08-01), Williams
patent: 3979540 (1976-09-01), Moffett
Exxon Chemical Patents Inc.
Hunt J. F.
Van Balen William J.
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