N, S containing corrosion inhibitors

Details N, S containing corrosion inhibitors N, S containing corrosion inhibitors

1986-04-22

1987-06-16

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Corrosion inhibiting coating composition

106 1405, 106 1415, 252391, 252394, 252395, 422 7, C04B 902

Patent

active

046734368

ABSTRACT:
Corrosion inhibition is obtained by treating a system containing corrosion susceptible metal with a corrosion inhibiting amount, preferably 1 to 10,000 ppm of a thio substituted quaternary ammonium salt, preferably of the general structure: ##STR1## wherein R.sub.1 is preferably H or an alkyl group of 8 to 18 carbon atoms, n is 2 or 3, R.sub.2, R.sub.3 and R.sub.4 are preferably alkyl groups of 1 to 18 carbon atoms and two of R.sub.2, R.sub.3 and R.sub.4 are methyl.

REFERENCES:
patent: 4188359 (1980-02-01), Quinlan

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