- 专利标题: Flexible and stretchable printed circuits on stretchable substrates
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申请号: US17051125申请日: 2018-05-08
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公开(公告)号: US11412609B2公开(公告)日: 2022-08-09
- 发明人: Mark D. Edmundson , Paul D. Gassler
- 申请人: W.L. Gore & Associates, Inc.
- 申请人地址: US DE Newark
- 专利权人: W.L. Gore & Associates, Inc.
- 当前专利权人: W.L. Gore & Associates, Inc.
- 当前专利权人地址: US DE Newark
- 代理机构: Greenberg Traurig, LLP
- 国际申请: PCT/US2018/031555 WO 20180508
- 国际公布: WO2019/216885 WO 20191114
- 主分类号: H05K1/02
- IPC分类号: H05K1/02 ; H05K1/11 ; H05K1/03 ; H05K1/09
摘要:
The present disclosure is flexible and stretchable conductive articles that include a printed circuit and a stretchable substrate. The printed circuit contains an electrically conductive trace. The electrically conductive trace may be positioned on the surface of or be imbibed into the pores through the thickness of a synthetic polymer membrane. The synthetic polymer membrane is compressed in the x-y direction such that buckling of the membrane occurs in the z-direction. Additionally, the synthetic polymer membrane may be porous or non-porous. In some embodiments, the synthetic polymer membrane is microporous. The printed circuit may be discontinuously bonded to the stretchable substrate. Advantageously, the flexible, conductive articles retain conductive performance over a range of stretch. In some embodiments, the conductive articles have negligible resistance change when stretched up to 50% strain. The printed circuits may be integrated into garments, such as smart apparel or other wearable technology.
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