Nickel plating solution, nickel-chromium electroplating method and nickel- chromium plating film

摘要

The present invention relates to a nickel plating solution to which a salt of an element in Group IIa in the periodic table is added, a method of copper-nickel-chromium or nickel-chromium bright electroplating and a film obtained by such a plating method. The nickel plating film is a bright electroplating film having excellent corrosion resistance.