Process for production of flame resistant foam

Details Process for production of flame resistant foam Process for production of flame resistant foam

1981-05-15

1982-08-03

Lawrence, Evan K.

Coating processes

Foraminous product produced

Filter, sponge, or foam

427358, 427421, B05D 500

Patent

active

043427987

ABSTRACT:
The instant invention is directed to a process for the production of flame resistant foams by the impregnation of polyurethane foams with a dispersion consisting substantially of an aluminum hydroxide, a polyurethane latex, an aluminosilicate and surface active substances which results in foams having very desirable mechanical properties as well as excellent flame resistant properties.

REFERENCES:
patent: 2955056 (1960-10-01), Knox
patent: 3262894 (1966-07-01), Green
patent: 3883475 (1975-05-01), Racky
patent: 4134875 (1979-01-01), Tapia

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