发明授权
US4376154A Copper foil for a printed circuit and a method for the production thereof 失效
印刷电路用铜箔及其制造方法

Copper foil for a printed circuit and a method for the production thereof
摘要:
A copper foil for a printed circuit comprising a copper layer having the bonding surface coated with a tin layer and having said tin layer coated with a vanadium-containing zinc layer which optionally may be given a chromic acid treatment. The invention also provides a method for producing said copper foil.
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