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US 4,288,559 AGranted
Flame resistant foam
AssigneeBayer Aktiengesellschaft
InventorsHans-Walter Illger, Manfred Dahm, Alberto C. Gonzalez-Dorner
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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 alumino-silicate and surface active substances which results in foams having very desirable mechanical properties as well as excellent flame resistant properties.
Claims10
A flame resistant foam-impregnated with a dispersion comprising:
- (a) a polyurethane latex;
- (b) an aluminum hydroxide;
- (c) an aluminosilicate and
- (d) surface active substances.
1 more element
Dependencies are inferred from the claim text.