Method for retarding corrosion in petroleum processing...

Details Method for retarding corrosion in petroleum processing... Method for retarding corrosion in petroleum processing...

C - Chemistry, Metallurgy

10

G

196/68

C10G 7/10 (2006.01) C10G 21/12 (2006.01) C10G 21/20 (2006.01)

Patent

CA 1186263

- 10 - ABSTRACT OF THE DISCLOSURE This invention is directed to a method of reducing the amount of corrosion resulting in a petroleum process operation wherein N-methyl pyrrolidone is utilized as one of the components by adding an effective corrosion inhibiting amount of an ester additive formed from a polycarboxylic acid and glycol or glycerol, preferably a dimer acid of linoleic acid and diethylene glycol.

414690

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