Production of phosphorothioate salts

Details Production of phosphorothioate salts Production of phosphorothioate salts

1992-04-08

1993-05-11

Shah, Mukund J.

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

Organic compounds

Phosphorus esters

558208, 558209, 558210, 558211, 558212, 558213, C07F 9165

Patent

active

052102610

ABSTRACT:
Amine salts of phosphorothioic acids, useful for example in lubricant compositions, are made by forming a mixture of sulphur and an amine, and then adding a phosphite ester. The reaction is controlled by the rate of addition of the ester.

REFERENCES:
patent: 2647140 (1953-07-01), Jonas
patent: 2954394 (1960-09-01), Blair et al.
patent: 3896219 (1975-07-01), Pianka
patent: 4600543 (1986-07-01), Bridger
patent: 4717491 (1988-01-01), Cardis
patent: 4755311 (1988-07-01), Burjes et al.
Chemical Abstracts Index Guide 1982-1986 N-Z p. 1393 G (1987).

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