Corrosion protection additives based on epoxides

Details Corrosion protection additives based on epoxides Corrosion protection additives based on epoxides

1993-10-20

1994-11-29

Stoll, Robert L.

Compositions

Preservative agents

Anti-corrosion

252 45, 252406, 422 7, 554 92, 554142, 562 91, 562101, C23F 1116

Patent

active

053687760

ABSTRACT:
A method for improving the corrosion inhibition of lubricating oils especially those of vegetable origin which comprises adding an efficient amount of the reaction product of an epoxidized fatty acid ester, especially an epoxidized methyl ester of an unsaturated fatty acid and a sulphonic acid and a process for producing these reaction products.

REFERENCES:
patent: 2093576 (1937-09-01), Segessemann
patent: 2923734 (1960-02-01), Sheetz
patent: 3097218 (1963-07-01), Kooijaman et al.
patent: 3485754 (1969-12-01), Boylan et al.
patent: 3577559 (1971-05-01), Horsley
patent: 4536338 (1985-08-01), Urban et al.
patent: 4735735 (1988-04-01), Borggrefe et al.
Chemical Abstract 107(23), Abstract No. 217177a, Ogawa, Kazuo et al. "Reaction of Terminal Oxiranes with Arenesulfonic Acid".

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