Flame retardant blends for flexible polyurethane foams

Details Flame retardant blends for flexible polyurethane foams Flame retardant blends for flexible polyurethane foams

1970-10-08

1976-05-11

Ivy, C. Warren

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 25AJ, C08G 1814, C08G 1850, C08K 552

Patent

active

039562000

ABSTRACT:
There are disclosed blends of a reactive flame retardant, comprising a polyglycol hydrogen polyphosphonate, and an additive, non-reactive flame retardant comprising a halogen and phosphorus containing reagent, which, when incorporated into the system during the preparation of flexible polyurethane foams, provides the resulting foams with an excellent balance of physical properties and flame retardancy.

REFERENCES:
patent: 3251785 (1966-05-01), Anderson
patent: 3257337 (1966-06-01), Schoepfle
patent: 3294710 (1966-12-01), Rosenberg
patent: 3344112 (1967-09-01), Birum
patent: 3487030 (1969-12-01), Praetzel

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