Process for manufacture of melamine pyrophosphate

Details Process for manufacture of melamine pyrophosphate Process for manufacture of melamine pyrophosphate

1989-08-14

1990-08-21

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C07D25170, C07F 948

Patent

active

049507575

ABSTRACT:
Melamine pyrophosphate is made by the direction reaction of pyrophosphoric acid and melamine in an aqueous reaction medium at a temperature of from about 0.degree. C. to about 60.degree. C., preferably from about 0.degree. C. to about 20.degree. C.

REFERENCES:
patent: 3635970 (1972-01-01), Fessler et al.
patent: 3914193 (1975-10-01), Fessler et al.
patent: 3920796 (1975-11-01), Sheridan

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