Preparation of foams using polyfunctional organic acids

Details Preparation of foams using polyfunctional organic acids Preparation of foams using polyfunctional organic acids

1991-08-08

1992-03-03

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

C08G 1800

Patent

active

050933825

ABSTRACT:
Foamed reaction products of organic polyisocyanates containing an average of at least 2 isocyanate groups per molecule with equivalent weights of carbon dioxide-generating, carboxyl group terminated addition reaction products of a polyoxyalkylene polyamine or polyoxyalkylene polyol reactant with a polycarboxylic acid reactant,

REFERENCES:
patent: 4868277 (1989-09-01), Chen

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