METHOD FOR IMPROVING WETTABILITY OF NICKEL PLATING FILM FORMED ON SURFACE OF ARTICLE

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PROBLEM TO BE SOLVED : To provide a method for simply and ecology-friendlily improving the wettability of a nickel plating film formed on the surfaces of various articles including a rare earth based permanent magnet. SOLUTION : The method for improving the wettability of a nickel plating film formed on the surface of an article is characterized in that a molybdate film is formed on the surface of the nickel plating film.