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Updated: Sep 17, 2025

Scalable Solution-processed Fabrication Strategy for High-performance, Flexible, Transparent Electrodes with Embedded Metal Mesh

Scalable Solution-processed Fabrication Strategy for High-performance, Flexible, Transparent Electrodes with Embedded Metal Mesh

Published on: June 23, 2017

具有受控液体金属分布的多孔弹性体薄膜用于可回收的高度可定制和可拉伸的图案电子产品.

Jiali Chen^1,2, Da Yi³, Yiming Ren¹

¹Laboratory of Polymers and Composites, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo, Zhejiang, 315201, China.

Advanced materials (Deerfield Beach, Fla.)

|July 1, 2025

概括

新的可拉伸导体在多孔聚氨薄膜中使用液态金属 (LM). 这种设计可以防止应力下出现短路,从而使先进的灵活电子设备能够使用可调节模式来进行EMI屏蔽和无线通信.

关键词:

可定制的图案图案可以定制.电磁干扰屏蔽电磁干扰屏蔽液体金属是一种液体金属.可伸缩电子产品可伸缩电子产品

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科学领域:

材料科学材料科学材料科学
电气工程电气工程
聚合物科学聚合物科学

背景情况:

可拉伸导体对于灵活的电子产品至关重要,需要在变形过程中具有高导电性和稳定性.
现有的基于液态金属 (LM) 的复合材料面临诸如由于应力下意外激活而导致短路等挑战.
开发可定制和可靠的基于LM的可拉伸导体仍然是一个重大挑战.

研究的目的:

设计和制造具有控制LM分布的新型拉伸式LM/热塑性聚氨 (TPU) 孔隙薄膜.
通过防止短路并使可定制导电模式成为可能,克服传统LM复合材料的局限性.
探索这些片在各种灵活的电子应用中的潜力.

主要方法:

使用非溶剂诱导的相分离和表面修改LM粒子以控制LM分布.
创建一个多孔结构,以增加LM粒子之间的距离,并减轻压力.
采用印记技术进行可定制的导电模式.

主要成果:

开发的多孔薄膜表现出受控的LM分布,并防止由于粒子间距增加而在拉伸时出现短路.
通过印记可定制的图案允许在电磁干扰 (EMI) 屏蔽中应用,性能可动态调节.
这些材料在无线通信,可调节的电磁波过器和可拉伸的朱尔加热器方面表现出色.
热塑性聚氨 (TPU) 能够有效地回收薄膜中的LM,并具有很高的可回收性.

结论:

新型拉伸式LM/TPU多孔薄膜为先进的灵活电子产品提供了有前途的解决方案.
控制的LM分布,多孔结构和可定制的图案解决了伸缩导体技术的关键挑战.
这些薄膜具有多功能应用和出色的可回收性,这表明它们对可伸缩电子产品的未来有重大影响.