Intumescent flame retardant compositions

Details Intumescent flame retardant compositions Intumescent flame retardant compositions

1981-07-06

1982-07-27

Foelak, Morton

Compositions

Fire retarding

Intumescent

521 85, 521907, 524117, 523179, C08K 500

Patent

active

043416942

ABSTRACT:
Compositions comprising 2,6,7-trioxa-1-phosphobicyclo [2.2.2.] octane -4-methanol-1-oxide and a nitrogen compound selected from the group melamine, ammeline, benzoguanidine, guanidine, urea and salts thereof, are intumescent and are readily adapted to flame retard a variety of dissimilar resins including polyolefins, polyvinylaromatic resins, polycarbonates, polyacrylates, polyamides, PVC and blends thereof.

REFERENCES:
patent: 3873496 (1975-03-01), Hills
patent: 3936416 (1976-02-01), Brady
patent: 4154930 (1979-05-01), Halpern
patent: 4201705 (1980-05-01), Halpern
H. L. Vandersall, "Intumescent Coating Systems, etc", Apr. 1971, J. Fire & Flammability, 2, 97-139, (1971).

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