发明名称 |
Phosphating solution and method for conversion treating surface of magnesium alloy workpiece |
摘要 |
An exemplary phosphating solution is used for conversion treating a surface of a magnesium alloy workpiece. The phosphating solution includes: 2.89 gram/liter to 8.67 gram/liter of phosphoric acid, 0.3 gram/liter to 1.0 gram/liter of carbamide, 0.39 gram/liter to 1.56 gram/liter of nitric acid, 6 gram/liter to 30 gram/liter of manganese dihydrogen phosphate, and 0.2 gram/liter to 0.6 gram/liter of tannin. A method for conversion treating a surface of a magnesium alloy workpiece is also provided.
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申请公布号 |
US7942983(B2) |
申请公布日期 |
2011.05.17 |
申请号 |
US20080168054 |
申请日期 |
2008.07.03 |
申请人 |
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD.;HON HAI PRECISION INDUSTRY CO., LTD. |
发明人 |
HSU SHENG-EN;LIU YONG;LI FEI-XIANG;JIN ZHAO |
分类号 |
C23C22/57;C23C22/05 |
主分类号 |
C23C22/57 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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