Corrosion inhibitors

Compositions – Preservative agents – Anti-corrosion

Patent

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252396, C23F 1110

Patent

active

049466267

ABSTRACT:
The Diels-Alder adduct of 2,3 and 6,7 poly(alloocimene) and an activated olefin such as maleic anhydride serves to inhibit the corrosion of metals. The adduct or a derived polyamine reaction product in admixture with an oil such as a petroleum oil or grease is effective to inhibit rusting of ferrous metals.

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patent: 4508637 (1985-04-01), Heintzelman et al.
patent: 4581040 (1986-04-01), Sung et al.
patent: 4664826 (1987-05-01), Gutierrez et al.
patent: 4694059 (1987-09-01), Veazey
patent: 4702850 (1987-10-01), Gutierrez et al.
patent: 4753998 (1988-06-01), Hayes et al.

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