Foam sheets of high heat distortion resistance

Details Foam sheets of high heat distortion resistance Foam sheets of high heat distortion resistance

1991-02-15

1992-04-21

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428339, 521120, 521134, 521139, C08J 908

Patent

active

051066840

ABSTRACT:
Foam sheets of high heat distortion resistance contain a) from 80 to 99% by weight of a styrene polymer and b) from 1 to 20% by weight of poly-1,4-phenylene sulfide, and, if desired, conventional additives and are produced by extrusion using a low-boiling blowing agent.

REFERENCES:
patent: 4919992 (1990-04-01), Blundell et al.
patent: 4923923 (1990-05-01), Struss et al.
patent: 5011866 (1991-04-01), Suh

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