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灵活的子使强大的超分子弹性体成为可能.

Jing Xu1,2,3, Mingchao Shao1,3, Xiaoyue Wang1,2,3

  • 1State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, 730000, China.

Advanced materials (Deerfield Beach, Fla.)
|January 6, 2024
PubMed
概括
此摘要是机器生成的。

一种新的灵活的形增强超分子弹性体 (CSE) 显著提高了材料的强度和性. 这种创新平衡了相互矛盾的特性,为苛刻的工业应用提供了强大的性能.

关键词:
能量消耗 能量消耗通过键结合,形成键.有机imide子 有机imide子聚氨是一种聚氨.超分子弹性体的超分子弹性体.

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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
  • 纳米技术 纳米技术

背景情况:

  • 现代工业技术需要先进的聚合物材料,以提高强度和性.
  • 同时在弹性体中实现高强度和性,这是一项重大工程挑战.

研究的目的:

  • 开发一种具有增强机械性能的新型超分子弹性体 (CSE).
  • 调查有机化物 (OICs) 在加强超分子网络中的作用.
  • 为了平衡弹性体中强度和性之间的固有权衡.

主要方法:

  • 在高分子网络中引入灵活的有机模态 (OIC).
  • 对债券与OIC之间的合作效应进行实验和理论分析.
  • 机械测试用于评估强度,性,抗撕裂和抗疲劳性能.

主要成果:

  • 开发的CSE表现出了显著的强度,抗撕裂,抗疲劳和形状记忆性能.
  • 包括最小数量的OIC导致机械强度 (85.0 MPa) 增加了约10倍,性增加了约7倍 (418.4 MJ m−3).
  • 梯度键和OIC的合作效应作为灵活的节点,创造更强大的超分子网络.

结论:

  • 灵活的加强策略有效地平衡了弹性体在强度和性方面的相互矛盾要求.
  • 准备好的CSE表明了大规模应用的潜力,包括道钻井机 (TBM).
  • 这项工作提出了设计高性能超分子弹性体的开创性方法.