Selected poly(oxyalkylated) 1,3,4-thiadiazoles in acid baths and

Compositions – Preservative agents – Anti-corrosion

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106 1416, 134 3, 252150, C09K 300

Patent

active

043494587

ABSTRACT:
Disclosed are selected poly(oxyalkylated) 1,3,4-thiadiazoles of the formula: ##STR1## wherein each R is individually selected from hydrogen and methyl; and the sum of y and z is from 2 to about 30. These compounds are shown to be effective corrosion inhibitors in corrosive liquids such as acid metal-treating baths.

REFERENCES:
patent: 2518109 (1950-08-01), Zerbe
patent: 2544001 (1951-03-01), Zerbe
patent: 2547193 (1951-04-01), Zerbe
patent: 3903099 (1975-09-01), Rathgeb
patent: 4128510 (1978-12-01), Richwine
patent: 4301019 (1981-11-01), Horodysky et al.
patent: 4306988 (1981-12-01), Rothgery

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