Removal of contaminants from cyanuric acid reaction product

Details Removal of contaminants from cyanuric acid reaction product Removal of contaminants from cyanuric acid reaction product

1977-09-22

1980-02-05

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

203 28, 203 58, C07D25132

Patent

active

041873769

ABSTRACT:
Unreacted urea and/or biuret contaminants in a cyanuric acid-inert solvent reaction product are removed by distilling the solvent therefrom at a temperature of from about 150.degree. C. to about 250.degree. C. and at a pressure of from about 70 to about 170 mm. of Hg. A distillate of said solvent containing the urea, biuret and a cyanuric acid reaction product is collected.

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patent: 3635968 (1972-01-01), Goelz et al.
patent: 3994892 (1976-11-01), Den Otter et al.

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