发明授权
- 专利标题: Copper foil for a printed circuit and a method for the production thereof
- 专利标题(中): 印刷电路用铜箔及其制造方法
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申请号: US199497申请日: 1980-10-22
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公开(公告)号: US4376154A公开(公告)日: 1983-03-08
- 发明人: Hiroshi Nakatsugawa
- 申请人: Hiroshi Nakatsugawa
- 申请人地址: JPX Tokyo
- 专利权人: Furukawa Circuit Foil Co., Ltd.
- 当前专利权人: Furukawa Circuit Foil Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX54-52154 19790427
- 主分类号: H05K1/09
- IPC分类号: H05K1/09 ; C25D3/56 ; C25D5/10 ; H05K3/38 ; C25D3/30 ; C25D3/22
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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