Inhibiting corrosion

Details Inhibiting corrosion Inhibiting corrosion

1985-05-29

1987-06-02

Guynn, Herbert B.

Compositions

Leather or fur treating

166902, 252151, 252395, 422 12, C23F 1104

Patent

active

046701630

ABSTRACT:
Halohydroxyalkylthio-substituted an dihydroxyalkylthio-substituted polycarboxylic acids and alkali metal salts thereof are effective corrosion inhibitors for various metal surfaces. In one embodiment, mineral acid compositions such as aqueous hydrochloric acid metal cleaning solutions exhibit diminished corrosiveness when corrosion inhibiting additives of the invention are present in the compositions.

REFERENCES:
patent: 2371142 (1945-03-01), Barnum et al.
patent: 2581514 (1952-01-01), Chileote
patent: 3755176 (1973-08-01), Kinney et al.
patent: 4222853 (1980-09-01), Scherrer et al.
patent: 4253876 (1981-03-01), Godar et al.
patent: 4411808 (1983-10-01), Gutierrez et al.
patent: 4422953 (1983-12-01), Grace et al.
patent: 4495336 (1985-01-01), Haulser et al.

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