Salt corrosion inhibitors

Details Salt corrosion inhibitors Salt corrosion inhibitors

1981-05-14

1985-08-13

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Corrosion inhibiting coating composition

1062867, 148 611, 148 155, C09D 518

Patent

active

045347948

ABSTRACT:
A salt system having a reduced rate of corrosion comprises a salt selected from the group consisting of KNO.sub.3,NaNO.sub.3 and mixtures thereof, and a minor amount of a corrosion inhibitor selected from the group consisting of Li.sub.2 O, Na.sub.2 O, CuO, Mgo, NiO, CaO, Al.sub.2 O.sub.3, Cr.sub.2 O.sub.3, SiO.sub.2, Mn.sub.3 O.sub.4, Ti.sub.2 O.sub.3, Y.sub.2 O.sub.3, Na.sub.2 CrO.sub.4, Na.sub.2 Cr.sub.2 O.sub.7, K.sub.2 CrO.sub.4, K.sub.2 Cr.sub.2 O.sub.7, and mixtures thereof.

REFERENCES:
patent: 1379722 (1921-05-01), Richardson
patent: 1840562 (1932-01-01), Bridges
patent: 1879701 (1932-09-01), Marino
patent: 1980152 (1934-11-01), Beck et al.
patent: 2271375 (1942-01-01), MacKay
patent: 3415691 (1968-12-01), Vyas

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