发明授权
US09532493B2 Surface treating composition for copper and copper alloy and utilization thereof 有权
铜和铜合金表面处理组合物及其应用

Surface treating composition for copper and copper alloy and utilization thereof
摘要:
A surface treating composition for copper or a copper alloy comprising an imidazole compound and means for using the composition in the soldering of electronic parts to printed wiring boards are disclosed.
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