Invention Grant
- Patent Title: Electromagnetic wave transmissive metal member, article using the same, and production method for electromagnetic wave transmissive metal film
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Application No.: US16313338Application Date: 2017-06-28
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Publication No.: US11351753B2Publication Date: 2022-06-07
- Inventor: Hajime Nishio , Hironobu Machinaga , Kazuto Yamagata , Masaharu Arimoto , Xiaolei Chen , Rie Hayashiuchi
- Applicant: NITTO DENKO CORPORATION
- Applicant Address: JP Ibaraki
- Assignee: NITTO DENKO CORPORATION
- Current Assignee: NITTO DENKO CORPORATION
- Current Assignee Address: JP Ibaraki
- Agency: Hauptman Ham, LLP
- Priority: JPJP2016-130450 20160630
- International Application: PCT/JP2017/023734 WO 20170628
- International Announcement: WO2018/003847 WO 20180104
- Main IPC: B32B15/01
- IPC: B32B15/01 ; B32B15/08 ; B60R19/52 ; C08J5/18 ; C23C14/34 ; C23C14/56 ; C23C28/00 ; C23C28/02 ; G01S13/93 ; G01S7/03 ; H01Q1/32 ; G01S13/931

Abstract:
Provided is an electromagnetic wave transmissive metal member capable of being easily produced at a low production cost, with both a metallic luster and an electromagnetic wave transmissibility, an article using the electromagnetic wave transmissive metal member, and a production method for an electromagnetic wave transmissive metal film. The electromagnetic wave transmissive metal member comprises a metal layer and a crack layer, wherein the metal layer and the crack layer have, in their respective planes, a plurality of linear cracks extending substantially parallel to each other. The linear cracks in the metal layer and the linear cracks in the crack layer penetrate through their respective layers in a thickness direction, and are continuous with each other in the thickness direction.
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