| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of manufacturing a gold bronze for an adornment, capable of significantly improving the quality as a precious metal for the adornment and suppressing the alteration caused by the environment as much as possible, and the gold bronze adornment. SOLUTION: According to the method of manufacturing the gold bronze for the adornment, the gold bronze is infiltrated in an aqueous solution without including a chemical component as a pretreatment of a coloring treatment into the gold bronze in the process of manufacturing the gold bronze of an alloy of copper including gold. COPYRIGHT: (C)2011,JPO&INPIT
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