Corrosion inhibitor

Details Corrosion inhibitor Corrosion inhibitor

1973-05-29

1976-01-13

Sebastian, Leland A.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

21 25R, 21 27R, 134 3, 134 41, 252 855E, 252392, C11D 732, C11D 708, C23G 106, C23F 1114

Patent

active

039322963

ABSTRACT:
The corrosion inhibitor of the present invention comprises a mixture containing (a) the reaction product of a nitrogen containing compound containing at least one active hydrogen attached to the nitrogen atom per molecule; a ketone having at least one hydrogen atom attached to the carbon atom alpha to the carbonyl group; an aldehyde; a fatty acid, and a quaternary ammonium compound and (b) a secondary quaternary compound which is different from the quaternary compound employed to prepare the reaction product. The inhibitor is added to acidic media which comes into contact with a metal to be protected.

REFERENCES:
patent: 3077454 (1963-02-01), Monroe et al.
patent: 3404094 (1968-10-01), Keeney
patent: 3634270 (1972-01-01), Engle et al.
patent: 3658720 (1972-04-01), McDougall et al.
patent: 3779935 (1973-12-01), McDougall et al.

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