微阻燃剂具有完全的可回收性和耐久性,通过可逆界面锁定工程
Furong Zeng1, Lei He1, Jianwen Ma1
1School of Chemical Engineering, The Collaborative Innovation Center for Eco-Friendly and Fire-Safety Polymeric Materials (MoE), National Engineering Laboratory of Eco-Friendly Polymeric Materials (Sichuan), State Key Laboratory of Polymer Materials Engineering, Sichuan University, No. 24, South Section 1, Yihuan Road, Chengdu, Sichuan 610064, China. haibor7@163.com.
Materials horizons
|March 8, 2024
概括
新的阻燃剂是使用可逆的微来设计的,以获得无限的化学可回收性和耐用性. 这一突破支持循环经济,允许重复使用材料并减少对环境的影响.
科学领域:
- 材料科学 材料科学 材料科学
- 化学工程是化学工程的重要组成部分.
- 聚合物化学 聚合物化学
背景情况:
- 阻燃剂对于材料安全至关重要,但由于回收能力差,往往阻碍循环经济目标.
- 开发可持续和可回收的阻燃剂对于环境保护和资源管理至关重要.
研究的目的:
- 设计新的,无限化学可循环的,耐用的阻燃剂.
- 展示一种可扩展的战略,用于创造阻燃剂,支持循环材料经济.
主要方法:
- 酸和Cu2+单体的分层组装成可逆的微型.
- 利用动态可逆组装网络和pH调整进行单体解离和回收.
- 通过现场接口锁定结构将微型与矩阵表面集成.
主要成果:
- 酸的回收率高达92%,Cu2+单体的回收率高达96.2%.
- 在水热老化下证明了异常的阻燃效率和长时间的耐用性.
- 展示了各种聚合物的广泛适用性,如聚氨,环氧树脂和聚碳酸盐.
结论:
- 开发了一个新的,可扩展的化学平台,使用可逆接口锁定无限可循环的阻燃剂.
- 工程微为阻燃性提供了可持续的解决方案,提高了材料的耐用性和可回收性.
- 这种方法促进了聚合物行业向循环材料经济的过渡.
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