Compositions – Preservative agents – Anti-corrosion
Patent
1993-04-26
1995-05-02
Stoll, Robert L.
Compositions
Preservative agents
Anti-corrosion
252387, 252394, 106 1444, 422 12, 422 16, C23F 1114
Patent
active
054116775
ABSTRACT:
A corrosion inhibitor composition and a method for employing the same to prevent corrosion of copper and copper containing metals in contact are disclosed. Protection is afforded thereto by contacting the metal surface with the medium containing sufficient amount of benzotriazole/its derivatives and halogen, preferentially iodide or bromide ions. The inhibitor has particular utility in protecting metal surfaces which are subject to corrosion in aggressive aqueous systems.
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Pickering Howard W.
Wu Yongchun
Fee Valerie
Monahan Thomas J.
Stoll Robert L.
The Penn State Research Foundation
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