Flexible polyurethane foam

Details Flexible polyurethane foam Flexible polyurethane foam

1975-08-04

1977-05-31

Rzucidlo, Eugene C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 25AJ, 260 25AT, C08G 1814

Patent

active

040268292

ABSTRACT:
A flexible polyurethane foam which produces a reduced amount of smoke when in contact with a flame and which has flame resistant properties is produced by reacting, under foaming conditions, a polyetherpolyol having a hydroxyl number of 25 - 80 and, a primary hydroxyl group content of at least 10% and a liquid mixture of a polyoxyethylenepolyol modified polyisocyanate and a polyisocyanate monomer.

REFERENCES:
patent: 3637536 (1972-01-01), Ring et al.
patent: 3832311 (1974-08-01), Windemuth et al.
patent: 3879316 (1975-04-01), Fishbein et al.

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