Process for recovering a trialkyl phosphate ester from a trialky

Details Process for recovering a trialkyl phosphate ester from a trialky Process for recovering a trialkyl phosphate ester from a trialky

1992-10-30

1993-11-02

Lee, Mary C.

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

Organic compounds

Phosphorus esters

558146, C07F 911

Patent

active

052585395

ABSTRACT:
A process for recovering a trialkyl phosphate ester from a phosphate ester-based functional fluid by treating the fluid with an alkoxide salt, and thereafter, distilling the fluid to recover the trialkyl phosphate ester essentially free of aryl-containing phosphate esters and epoxide-containing hydrolysis inhibitors initially present in the fluid.

REFERENCES:
patent: 4438048 (1984-03-01), Finley et al.
patent: 4443384 (1984-04-01), Finley et al.
patent: 4482506 (1984-11-01), Finley et al.
W. H. C. Rueggeberg et al.-The Journal of the American Chemical Society, 70, 1802 (1948).
H. D. Orloff et al.-The Journal of the American Chemical Society, 80, 727 (1958).
Morrison, R. T. and Boyd, R. N. Organic Chemistry; 4th Edition; Allyn and Bacon: Boston, (1983); pp. 549-550.

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