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US 2008/0185020 A1Published application
Surface treatment process for metal articles
AssigneesShenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
InventorsJIANG-RONG DING, ZHENG-JIANG REN, HONG-HAI XU
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Abstract
A surface treatment process for a metal article includes the following steps. Firstly, a metal article, made of at least one of copper and an alloy thereof, is provided. Secondly, a surface of the metal article is degreased. Thirdly, the surface of the metal article is activated in an acid solution. Finally, the surface of the metal article is deactivated by submersion in an antioxidant agent.
Claims13
A surface treatment process for a metal article, comprising the steps of:
- providing a metal article made of at least one of copper and an alloy thereof;
- degreasing a surface of the metal article;
- activating the degreased surface of the metal article in an acid solution;
- and
- deactivating the activated surface of the metal article by using an antioxidant agent.
2 more elements
Dependencies are inferred from the claim text.