Process for the preparation of zinc dialkyldithiophosphate

Details Process for the preparation of zinc dialkyldithiophosphate Process for the preparation of zinc dialkyldithiophosphate

1986-08-28

1988-10-18

Shaver, Paul F.

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

Organic compounds

Heavy metal containing

556 2, C07F 306

Patent

active

047789069

ABSTRACT:
A process for preparing a zinc dialkyldithiophosphate which comprises reacting phosphorus pentasulfide with an aliphatic monohydric alcohol in the presence of a hydrocarbyl polyol followed by a reaction with a basic zinc salt to produce a stabilized zinc dialkyldithiophosphate is provided.

REFERENCES:
patent: 1944274 (1934-01-01), Salzberg
patent: 2932614 (1960-04-01), Lynch et al.
patent: 4244827 (1981-01-01), Michaelis et al.
patent: 4400283 (1983-08-01), Horodysky et al.
patent: 4450096 (1984-05-01), Horodysky
patent: 4460511 (1984-07-01), Boston

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