ELECTROLYTE FOR PRECIPITATION OF NICKEL-IRON ALLOY COATS ON STEEL SUBSTRATES Russian patent published in 2008 - IPC C25D3/56 

Abstract RU 2314366 C2

FIELD: electroplating; restoration of worn parts of propellers, protection against corrosion; mechanical engineering; instrumentation engineering; automobile industry.

SUBSTANCE: proposed electrolyte contains the following components, mass-%: nickelous sulfate, 225-255; nickelous chloride, 30-40; ferriferrous sulfate, 75-85; boric acid,, 40-70; NN' -octamethyltetraamide of pyromellitic acid, mmole/l, 1-2; benzyl-aminodiethylamine hydrochloride, mmole/l, 1-3. Proposed electrolyte makes it possible to obtain quality deposits having fine crystal structure, smooth, even well adhered to base with bright mirror surface.

EFFECT: enhanced efficiency; high current efficiency; minimum hydrogenation of steel base.

2 tbl, 3 ex

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RU 2 314 366 C2

Authors

Milushkin Aleksandr Sergeevich

Dates

2008-01-10Published

2003-07-01Filed