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SILVER PRODUCT OR SILVER COATED METALLIC PRODUCT FREE FROM CHANGING SILVER COLOR PECULIAR TO SILVER
SILVER PRODUCT OR SILVER COATED METALLIC PRODUCT FREE FROM CHANGING SILVER COLOR PECULIAR TO SILVER
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机译：银产品或镀银金属产品，从将银颜色部件更改为银
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摘要
PURPOSE: To produce a silver product free from discoloring silver color peculiar to silver over a long period by forming a covering layer of a silver-gold alloy obtained by incorporating gold in a certain degree of being free from gold coloring in silver on the surface of desired silver product. ;CONSTITUTION: The alloy coated film 2 obtained by blending gold in a certain degree (1-20%) of being free from gold coloring with silver is formed on the surface of the desired silver product 1 such as a finger ring, a brooch, an earring, a pierced earring, a necklace, a pendant, a vessel for cosmetic, a dinnerware, a cup, cuffs, a tiepin, a clamp, a buckle, a button or a lighter by plating or the like. As a result, the silver product, which keeps the silver white brightness and the silver color peculiar to silver over a long period, is obtained.;COPYRIGHT: (C)1995,JPO
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