C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
260/501.5
C07F 9/38 (2006.01)
Patent
CA 1155138
PROCESS FOR THE PREPARATION Of N-PHOSPHONOMETHYL GLYCINE ABSTRACT The invention is related to an improvement of the process for the preparation of N-phosphon4methyl glycine by oxydating N-phosphonomethyl imino diacetic acid with oxygen or a gas containing oxygen in the presence of a catalyst. The invention is characterized by oxydating N-phosphonomethyl imino diacetic acid in an aqueous suspension. When comparing the process of the invention with the known processes specific convertion is considerably increased and significant energy can be saved.
351661
Balint Sandor
Botar Laszlo
Farkas Jozsef
Gaal Antal
Gal Dezso
Fetherstonhaugh & Co.
Nitrokemia Ipartelepek
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