Alkanolamin salts of alkenyl succinic acid dialkyl semiamide corrosion inhibitors

US4705666A · kind A · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Alfred Struve · Hilden, DE
• Horst Upadek · Erkrath, DE
• Juergen Geke · Goldkronach, DE

Key dates

• Filing date: Oct 30, 1984
• Grant date: Nov 10, 1987
• Expiry date: Oct 30, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C23F11/145
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

The C.sub.2-4 -alkanolamine salts of alkenyl succinic acid dialkyl semiamides are used as corrosion inhibitors in aqueous systems.