摘要 |
<p>The present invention is directed to a process for treating a copper-base alloy, comprising the steps of (1) providing a copper-base alloy; (2) brightening the copper-base alloy to form a brightened alloy having a reflective surface; and (3) treating the brightened alloy with a tarnish-inhibiting compound, as well as a copper-base alloy treated by the process, and a composite material made by the process.</p> |