Foam, Foam-resin composite and method of making a foam-resin com

Details Foam, Foam-resin composite and method of making a foam-resin com Foam, Foam-resin composite and method of making a foam-resin com

1993-05-20

1995-01-10

Kight, III, John

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

Synthetic resins

Cellular products or processes of preparing a cellular...

4283186, 4283193, 521902, C08G 1800

Patent

active

053807685

ABSTRACT:
This invention relates to a foam, a foam-resin composite and a method of making foam-resin composites. The foam set forth in this invention comprises a urethane modified polyisocyanurate derived from an aromatic amino polyol and a polyether polyol. In addition to the polyisocyanurate foam, the composite of this invention further contains a resin layer, wherein the resin may be epoxy, bismaleimide, or phenolic resin. Such resins generally require cure or post-cure temperatures of at least 350.degree. F.

REFERENCES:
patent: 3297597 (1967-01-01), Edwards et al.
patent: 4797429 (1989-01-01), Thorpe
patent: 5060291 (1991-10-01), Albertelli

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