Process for preparing a sheet of polymer-based foam

Details Process for preparing a sheet of polymer-based foam Process for preparing a sheet of polymer-based foam

1993-02-05

1993-10-19

Kuhns, Allan R.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264 463, 264 464, 264 55, B29C 6722

Patent

active

052543013

ABSTRACT:
A continuous process for the preparation of a polymer-based foam sheet at ambient temperatures wherein the foam is produced from a reaction product capable of curing at ambient temperatures formed by the reaction of a reactant composition comprising a prepolymer, such as an isocyanate-capped polyether, and water, comprising:

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