C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/251, 31/48,
C07D 233/02 (2006.01) C07D 403/06 (2006.01) C09K 8/54 (2006.01) C23F 11/14 (2006.01)
Patent
CA 1255307
ABSTRACT OF THE DISCLOSURE Corrosion inhibitors are useful in protecting metals used in construction from attack by corrosive brines. The corrosion inhibitors comprise the reaction product of an .alpha.,.beta.-ethylenically unsaturated aldehyde and an organic polyamine wherein the reaction product can be further reacted with a carboxylic acid or an epoxide containing compound. 32,370-F
477791
Glass Terry W.
Treybig Duane S.
Huntsman Ethyleneamines Ltd.
Smart & Biggar
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