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具有热后调节性的耐溶剂粘合凝.
Yaxuan Cao1, Xin Liu1, Xuan Du1
1Polymeric and Soft Materials Laboratory, School of Chemical Engineering and Advanced Institute of Materials Science, Changchun University of Technology, No. 2055, Yan'an Street, Changchun 130012, China.
ACS applied materials & interfaces
|January 31, 2024
概括
研究人员开发了一种具有可调节性质的新型双网络有机凝粘合剂. 这种先进的材料为灵活的电子产品和医疗设备提供了强大的性能和可调节的粘合力.
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:
- 粘合剂对于灵活的生物电子,可穿戴医疗设备和生物燃料电池至关重要.
- 形成后控制聚合物基凝性能是一个重大挑战.
- 在制造后开发具有可调节性质的材料是非常理想的.
研究的目的:
- 准备一个双网格的有机凝,具有可调节的粘合剂和机械性能.
- 为了研究器官凝在各种液态环境中的性能.
- 通过热触发来证明形成后性能调节.
主要方法:
- 合成一个双网络的有机凝,包括含水性,疏水性聚合物网络和聚胺酸网络.
- 机械性质的表征,包括拉伸强度和断裂应变.
- 对各种基板 (PTFE,塑料,金属,,玻璃) 的粘合强度的评估.
- 通过热诱导循环的属性调节的评估.
主要成果:
- 机体凝具有很高的抗拉强度 (200 kPa) 和破裂应变 (560%).
- 在各种材料上实现了38kPa的令人印象深刻的粘合强度.
- 在各种不同的液态环境中,有机凝保持了显著的性能.
- 通过热处理成功调整了形成后的粘合和机械性能.
结论:
- 成功合成了一种具有出色机械和粘合性质的新型双网络有机凝粘合剂.
- 开发的有机凝在各种液体环境和各种表面上表现出强大的性能.
- 通过热触发调整性能后形成的能力为设计先进软材料提供了一个新的范式.
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