Process for the production of foam plastics based on polyisocyan

Details Process for the production of foam plastics based on polyisocyan Process for the production of foam plastics based on polyisocyan

1979-02-09

1980-12-30

Anderson, Philip

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

264 466, 264255, 264267, 428320, 528 64, B32B 518, B29D 2704

Patent

active

042424100

ABSTRACT:
The instant invention is directed to a process for the production of molded polyisocyanate-based foam products having a compact, light- and yellowing-resistant polyurethane-based top layer comprising the steps of:

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patent: 4116893 (1978-09-01), Flanagan

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