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一步数字光处理3D打印坚固的,导电的,形状记忆的水凝,用于定制高性能软件设备.

Hanqiang Zhang1, Peiren Wang1, Heng Zhang2

  • 1Key Laboratory of MEMS of the Ministry of Education, Southeast University, Nanjing 210096, China.

ACS applied materials & interfaces
|November 30, 2024
PubMed
概括

研究人员使用一步式方法开发了一种可3D打印的水凝. 这种强大,导电的水凝为下一代灵活的电子设备提供了先进的机械性能.

关键词:
通过3D打印打印3D打印.这是一个双网络网络.灵活的传感器 灵活的传感器这种水凝是水凝.自传感执行器 自传感执行器

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科学领域:

  • 材料科学 材料科学 材料科学
  • 聚合物化学 聚合物化学
  • 软机器人软机器人 软机器人软机器人

背景情况:

  • 机械坚固和导电性水凝对于灵活的设备至关重要.
  • 传统的制造方法与复杂的几何形状和定制功能作斗争.

研究的目的:

  • 开发一种可3D打印的水凝,具有出色的机械性能和电导率.
  • 为复杂的水凝结构实施简单的一步准备策略.

主要方法:

  • 使用了聚合3D打印技术.
  • 采用混合双网络机制,在现场进行化学和物理双重交叉连接.
  • 配制的水凝含有共价交联的多 (?? 烯胺-共酸) 和奇托,以及物理交联的离子.

主要成果:

  • 实现了增强的机械性能:680%的伸展性,15.1MJ/m3的性,7.30MPa的抗拉强度.
  • 证明了快速打印速度 (0.7-3秒/100微米) 和高透明度 (91%).
  • 呈现出有利的离子导电率 (0.75 S/m),大张力计系数 (≥7) 和快速溶剂转移诱导的相分离.

结论:

  • 可3D打印的多功能水凝可实现高性能灵活可穿戴传感器,形状记忆执行器和软气动机器人.
  • 这种新的水凝为定制智能软设备提供了一条途径.