Process for flameproofing polyurethanes

Details Process for flameproofing polyurethanes Process for flameproofing polyurethanes

1975-04-02

1977-03-01

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 457P, C08K 553

Patent

active

040101240

ABSTRACT:
A process for flameproofing polyurethanes, particularly polyurethane foams, is provided. It consists in adding a reaction product from dimethyl methanephosphonate, an aliphatic diol or triol and a lower epoxide to the polyurethane components. These reaction products are non-uniform mixtures of different esters of methane phosphonic acid.

REFERENCES:
patent: 3737397 (1973-06-01), Baranauckas

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