发明申请
- 专利标题: Electromagnetic wave shielding film and method for producing the same
- 专利标题(中): 电磁波屏蔽膜及其制造方法
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申请号: US10580414申请日: 2005-01-20
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公开(公告)号: US20070181326A1公开(公告)日: 2007-08-09
- 发明人: Nobuo Naito , Fumihiro Arakawa , Tadahiro Masaki
- 申请人: Nobuo Naito , Fumihiro Arakawa , Tadahiro Masaki
- 申请人地址: JP Tokyo-To
- 专利权人: Dai Nippon Printing Co., Ltd.
- 当前专利权人: Dai Nippon Printing Co., Ltd.
- 当前专利权人地址: JP Tokyo-To
- 优先权: JP2004-012526 20040121
- 国际申请: PCT/JP05/00644 WO 20050120
- 主分类号: H01B11/06
- IPC分类号: H01B11/06
摘要:
An electromagnetic wave shielding sheet 1 comprises a transparent substrate 11, and a first anticorrosive layer 23A, a first blackening layer 25A, a metal layer 21, and a second anticorrosive layer 23B that are successively formed on the transparent substrate 11 through an adhesive layer 13. A second blackening layer 25B is formed so that it fully covers the side faces of the first anticorrosive layer 23A, the first blackening layer 25A, the metal layer 21, and the second anticorrosive layer 23B, as well as the front face of the second anticorrosive layer 23B. At least either of the first anticorrosive layer 23A and the second anticorrosive layer 23B contains one or more metals selected from nickel, chromium, and silicon, and also zinc and/or tin when it is initially formed, and the zinc and/or tin is removed from the first anticorrosive layer 23A and/or the second anticorrosive layer 23B in an intermediate steps.
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