Method for surface treatment of copper and copper

Method for surface treatment of copper and copper

  • CN 102,124,145 A
  • Filed: 06/17/2009
  • Published: 07/13/2011
  • Est. Priority Date: 10/27/2008
  • Status: Active Application
First Claim
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1. surface treatment method, it is the surface treatment method of copper, possesses following operation:

  • On the copper surface, form the 1st operation of the precious metal of comparing with copper discretely;

    After the 1st operation, form the 2nd operation of cupric oxide on described copper surface by the oxidation of having used the basic solution that contains oxygenant;

    And,After the 2nd operation, be removed by making described cupric oxide dissolving, form concavo-convex the 3rd operation on described copper surface.

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