Smoke-retardant polyisocyanurate foam

Details Smoke-retardant polyisocyanurate foam Smoke-retardant polyisocyanurate foam

1977-08-24

1979-01-09

Jacobs, Lewis T.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521902, C08J 900

Patent

active

041337816

ABSTRACT:
A smoke-retardant polyisocyanurate foam which contains an organosilicate having hydroxypolyoxyalkylene group which is obtained by reacting a polyoxyalkyleneglycol with at least one of metallic silicon, halosilicon compounds and lower alkyl silicates.

REFERENCES:
patent: 3050477 (1962-08-01), Gmitter
patent: 3644232 (1972-02-01), Bernard et al.
patent: 3657305 (1972-04-01), Morehouse
patent: 3718612 (1973-02-01), Strickman
patent: 3804782 (1974-04-01), Demou et al.

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