Process for preparing amine salts of phosphoric acids

Details Process for preparing amine salts of phosphoric acids Process for preparing amine salts of phosphoric acids

1983-05-23

1984-10-23

Ford, John M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

260974, 260927R, C07D25170, C07D25146, C07F 965, C07F 915

Patent

active

044789980

ABSTRACT:
A process for preparing amino-s-triazine salts of bis-(pentaerythritol phosphate) phosphoric acid. The process involves reacting the particular amine with the corresponding acid chloride, i.e., the phosphorous oxychloride, in the presence of water. The salts are effective flame-retardants in a number of different types of polymers.

REFERENCES:
patent: 3936416 (1976-02-01), Brady
patent: 4154930 (1979-05-01), Halpern
patent: 4201705 (1980-05-01), Halpern et al.
patent: 4253972 (1981-03-01), Fleenor
patent: 4373103 (1983-02-01), Jung et al.

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