Flame retardant polyurethane foams

Details Flame retardant polyurethane foams Flame retardant polyurethane foams

1992-03-04

1993-10-05

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521122, C08J 912

Patent

active

052505804

ABSTRACT:
A polyurethane foam contains, as a fire retardant, water-soluble silicate particles in an amount of at least 30 parts per 100 parts by weight of the polyol of the polyurethane, which silicate particles have an average size of at least 62 microns.

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patent: 4743625 (1988-05-01), Vajs
patent: 4795765 (1989-01-01), Blount
patent: 4871477 (1989-10-01), Dimanshteyn
patent: 4940844 (1990-07-01), Blount

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