Molding compositions comprised of polyimide/N-vinylpyrrolidone p

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ethylenically unsaturated reactant admixed with either...

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525 32, 525 44, 525 47, 525 49, 428413, 428480, C08L 6702

Patent

active

043851541

ABSTRACT:
Novel thermosetting compositions, including a polyimide/N-vinylpyrrolidone prepolymer, optionally comprising an unsaturated polyester, and an epoxy resin, are well adapted for the molding of a variety of useful shaped articles.

REFERENCES:
patent: 4005154 (1977-01-01), Bargain
patent: 4035345 (1977-07-01), Ducloux

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