4-alkylbenzoyl acrylic acids as corrosion inhibitors in oil-base

Compositions – Electrolytes for electrical devices

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252 56R, C10M12926

Patent

active

047524065

ABSTRACT:
3-(4-alkylbenzoyl)-acrylic acids corresponding to formula (1) ##STR1## in which R is straight-chain or branched-chain C.sub.8 -C.sub.18 alkyl, or mixtures thereof, are useful as corrosion inhibitors in lubricating oils and lubricating greases based on mineral oils.

REFERENCES:
patent: 3556994 (1971-01-01), Diery et al.
Ullmann's Encyklopaedie der Technischen Chemie, vol. 18, 4th Edition (1979), pp. 1-2.
Winnacker, Kuechler, Chemische Technologie, vol. 4, Organische Technologie II, 3rd Edition (1972), p. 475.
Indian Journal of Technology, vol. 3, Mar. 1970, pp. 98-100.

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