| 摘要 |
A surface treatment agent for aluminum alloy and a method for treating a surface of the aluminum alloy are provided to recover characteristic of the surface of the aluminum alloy by contacting the surface treatment agent including phosphatic hydrogen acid with the surface of the aluminum alloy. A surface treatment agent for aluminum alloy includes phosphatic hydrogen acid to recover characteristic of a surface of the deteriorated aluminum alloy. The phosphatic hydrogen acid is composed at least one of Al, K, Ca, Mn, Li.
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