Expandable molding compositions having high heat distortion resi

Details Expandable molding compositions having high heat distortion resi Expandable molding compositions having high heat distortion resi

1990-06-28

1992-03-03

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 69, 521 70, 525189, C08J 916, C08J 928, C08L 8100

Patent

active

050933744

ABSTRACT:
Expandable molding compositions having high heat distortion resistance and containing from 80 to 99% by weight of a styrene polymer, 1 to 20% by weight of poly-1,4-phenylene sulfide, from 1 to 10% by weight of a C.sub.3 -C.sub.6 -hydrocarbon as blowing agent and, if desired, customary additives, are obtained by suspension polymerization of a solution of the polyphenylene sulfide in styrene.

REFERENCES:
patent: 5010111 (1991-04-01), Hahn et al.

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