Fire retardant foam materials

Details Fire retardant foam materials Fire retardant foam materials

1990-11-09

1991-10-15

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521123, 521128, 521166, 521906, 523179, C08J 914

Patent

active

050575457

ABSTRACT:
A fire retardant flexible polyurethane foam and method for its production are provided. The foam is prepared by reacting in the presence of a metallic catalyst and a non-metallic catalyst (a) a polyol having a molecular weight between about 1000 and about 9000; (b) a polyisocyanate; (c) a cross-linking agent; (d) a foaming agent; (e) a surfactant; (f) a halogenated hydrocarbon; (g) melamine powder; (h) antimony oxide; and (i) sodium borate.

REFERENCES:
patent: 4725457 (1988-02-01), Ward et al.

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