KR101508099B1 - 전자파 실드용 금속박, 전자파 실드재 및 실드 케이블 - Google Patents
전자파 실드용 금속박, 전자파 실드재 및 실드 케이블 Download PDFInfo
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Abstract
[과제] 금속박 (1) 으로 이루어지는 기재의 편면 또는 양면에, Sn-Ni 합금층 (2) 이 형성되고, 그 Sn-Ni 합금층의 표면에 산화물 (3) 이 형성되고, Sn-Ni 합금층은, Sn 을 20 ∼ 80 질량% 함유하고, 두께가 30 ∼ 500 ㎚ 이고, 최표면으로부터의 깊이를 X ㎚ 로 하여 XPS 에 의해 깊이 방향 분석을 실시하고, Sn 의 원자 농도 (%) 를 ASn(X), Ni 의 원자 농도 (%) 를 ANi(X), 산소의 원자 농도 (%) 를 A0(X) 로 하고, A0(X) = 0 이 될 때의 X 를 X0 으로 했을 때, 30 ㎚ ≥ X0 ≥ 0.5 ㎚ 이고, 또한 구간 [0, X0] 에 있어서, 0.4 ≥ ∫ANi(X)dx/∫ASn(X)dx ≥ 0.05 를 만족한다.
Description
도 2 는 본 발명의 실시형태에 관련된 전자파 실드재를 나타내는 단면도이다.
도 3 은 실시예 1 의 시료의 STEM 에 의한 단면 이미지를 나타내는 도면이다.
도 4 는 실시예 1 의 시료의 STEM 에 의한 선 분석의 결과를 나타내는 도면이다.
도 5 는 실시예 1 의 시료의 XPS 에 의한 분석 결과를 나타내는 도면이다.
2 : Sn-Ni 합금층
3 : 산화물
4 : 수지층 또는 수지 필름
10 : 전자파 실드용 금속박
100 : 전자파 실드재
Claims (9)
- 금속박으로 이루어지는 기재의 편면 또는 양면에, Sn-Ni 합금층이 형성되고, 그 Sn-Ni 합금층의 표면에 산화물이 형성되고,
상기 Sn-Ni 합금층은, Sn 을 20 ∼ 80 질량% 함유하고, 또한 잔부로 Ni 및 기타 불가피한 불순물을 함유하고, 두께가 30 ∼ 500 ㎚ 이고,
최표면으로부터의 깊이를 X ㎚ 로 하여 XPS 에 의해 깊이 방향 분석을 실시하고,
Sn 의 원자 농도 (%) 를 ASn(X), Ni 의 원자 농도 (%) 를 ANi(X), 산소의 원자 농도 (%) 를 A0(X) 로 하고, A0(X) = 0 이 될 때의 X 를 X0 으로 했을 때,
30 ㎚ ≥ X0 ≥ 0.5 ㎚ 이고, 또한 구간 [0, X0] 에 있어서, 0.4 ≥ ∫ANi(X)dx/∫ASn(X)dx ≥ 0.05 를 만족하는 전자파 실드용 금속박. - 제 1 항에 있어서,
상기 Sn-Ni 합금층이 추가로 P, W, Fe 및 Co 의 군에서 선택되는 1 종 이상의 원소를 합계로 1 ~ 40 질량 % 함유하는 전자파 실드용 금속박. - 제 1 항에 있어서,
상기 Sn-Ni 합금층은, 상기 기재의 구성 원소를 10 질량% 이하 함유하는 전자파 실드용 금속박. - 제 1 항에 있어서,
상기 Sn-Ni 합금층과 상기 기재 사이에, Ni 로 이루어지는 금속층, 또는 50 질량 % 이상 100 질량 % 미만의 Ni 와 P, W, Fe, Co 또는 Zn 중에서 선택되는 1 종 이상의 원소 및 기타 불가피한 불순물인 잔부로 이루어지는 합금층에 의해 구성되는 하지층이 형성되어 있는 전자파 실드용 금속박. - 제 1 항에 있어서,
상기 기재가 금, 은, 백금, 스테인리스, 철, 니켈, 아연, 구리, 구리 합금, 알루미늄, 또는 알루미늄 합금으로 이루어지는 전자파 실드용 금속박. - 제 4 항에 있어서,
상기 기재가 알루미늄 또는 알루미늄 합금으로서, 상기 기재와 상기 하지층 사이에, Zn 층이 형성되어 있는 전자파 실드용 금속박. - 제 1 항 내지 제 6 항 중 어느 한 항에 기재된 전자파 실드용 금속박의 편면에, 수지층이 적층되어 있는 전자파 실드재.
- 제 7 항에 있어서,
상기 수지층은 수지 필름인 것을 특징으로 하는 전자파 실드재. - 제 7 항에 기재된 전자파 실드재로 실드된 실드 케이블.
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JP2013139914A JP5497949B1 (ja) | 2013-07-03 | 2013-07-03 | 電磁波シールド用金属箔、電磁波シールド材及びシールドケーブル |
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EP3150746A4 (en) * | 2014-05-30 | 2018-07-04 | JX Nippon Mining & Metals Corporation | Metal foil for electromagnetic wave shielding, electromagnetic wave shielding member, and shielded cable |
WO2015181969A1 (ja) * | 2014-05-30 | 2015-12-03 | Jx日鉱日石金属株式会社 | 電磁波シールド用金属箔、電磁波シールド材及びシールドケーブル |
JP6278922B2 (ja) * | 2015-03-30 | 2018-02-14 | Jx金属株式会社 | 電磁波シールド材 |
CN207800582U (zh) * | 2015-06-19 | 2018-08-31 | 株式会社村田制作所 | 模块 |
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JP6341948B2 (ja) * | 2016-03-31 | 2018-06-13 | Jx金属株式会社 | 電磁波シールド材 |
WO2018181399A1 (ja) * | 2017-03-31 | 2018-10-04 | 古河電気工業株式会社 | めっき線棒材及びその製造方法、並びにこれを用いて形成されたケーブル、電線、コイル及びばね部材 |
CN107018648A (zh) * | 2017-06-02 | 2017-08-04 | 深圳天珑无线科技有限公司 | 屏蔽罩及其制备方法、电子装置 |
JP2019061766A (ja) * | 2017-09-25 | 2019-04-18 | 矢崎総業株式会社 | 2芯シールドケーブル及びワイヤーハーネス |
WO2020180715A1 (en) * | 2019-03-01 | 2020-09-10 | The Regents Of The University Of Michigan | Ultra-thin conductor based semi-transparent electromagnetic interference shielding |
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- 2014-02-20 WO PCT/JP2014/053976 patent/WO2015001817A1/ja active Application Filing
- 2014-02-20 CN CN201480037280.1A patent/CN105340376B/zh active Active
- 2014-02-20 EP EP14820189.0A patent/EP3018986B1/en active Active
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Also Published As
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US9485894B2 (en) | 2016-11-01 |
CN105340376A (zh) | 2016-02-17 |
CN105340376B (zh) | 2018-11-02 |
KR20150004735A (ko) | 2015-01-13 |
EP3018986A4 (en) | 2017-03-29 |
EP3018986B1 (en) | 2019-09-11 |
JP2015015299A (ja) | 2015-01-22 |
US20160165768A1 (en) | 2016-06-09 |
JP5497949B1 (ja) | 2014-05-21 |
EP3018986A1 (en) | 2016-05-11 |
WO2015001817A1 (ja) | 2015-01-08 |
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