| 摘要 |
The present invention relates to a method of spraying new colors onto a precious metal comprising the steps of: preparing precious metal particles with 0.01-50μm of the average granularity and one or more kinds of metal oxide particles with 0.01-10μm thereof (a); and manufacturing a powder molded body by mixing 1.0-30 parts by weight of the metal oxide particles with the precious metal particles based on 100 parts by weight of the precious metal particles (b), and a precious metal alloy manufactured thereby. |
