Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1980-06-27
1981-05-05
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521128, 521155, 521182, 521901, 525 26, 528 73, 528 75, C08J 908
Patent
active
042660408
ABSTRACT:
A reaction product of (1) resin containing a plurality of electron deficient ethylenically unsaturated groups and (2) a polyazlactone. The product may be formed without the liberation of a gas and cured at a higher temperature with the liberation of a gas to thereby form foamed product.
REFERENCES:
patent: 2610157 (1952-09-01), Gluesenkamp
patent: 2623059 (1952-12-01), Mathes
patent: 3272764 (1966-09-01), Mueller et al.
patent: 3694417 (1972-09-01), Rigby et al.
patent: 4097425 (1978-06-01), Nignik
DeSoto, Inc.
Foelak Morton
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