Phenolic foam laminated structural panel

Details Phenolic foam laminated structural panel Phenolic foam laminated structural panel

1978-08-22

1980-05-20

Foelak, Morton

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428313, 428314, 521 94, 521129, 521181, 528155, C08J 914

Patent

active

042040205

ABSTRACT:
A closed cell phenolic-resin foam material comprising phenolic-resin foam forming reactants, a blowing agent, and a surfactant which is the capped reaction product of an alkoxylated amine and a copolymerizable mixture of dialkyl maleate with N-vinyl-2- pyrrolidone or N-vinyl caprolactam.

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