Phenolic resin foam having reduced tendency to shrink

Details Phenolic resin foam having reduced tendency to shrink Phenolic resin foam having reduced tendency to shrink

1977-12-06

1979-08-28

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

260 38, 260 328R, 521181, C08J 914

Patent

active

041661621

ABSTRACT:
Foamed phenolic resins containing CaSO.sub.4. nH.sub.2 O, where n is 0-2, having reduced tendency to shrink and reduced weight loss on aging.

REFERENCES:
patent: 3298973 (1967-01-01), Quarles et al.
patent: 3300422 (1967-01-01), Bayerlein et al.
patent: 3389094 (1968-06-01), D'Alesandro
patent: 3748290 (1973-07-01), Reingen

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