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通过湿的多功能宏纤维:集成抗菌,阻燃和UV屏蔽性能,使用基于纤维素的多网联水性合物
Guilu Xu1,2, Ying Wu1,2, Xichao Liang3
1College of Biomass Science and Engineering, Key Laboratory of Biomass Fibers for Medical Care in Textile Industry, National Key Laboratory of Advanced Polymer Materials, Sichuan University, Chengdu 610065, China.
Biomacromolecules
|June 21, 2025
概括
研究人员使用一种新的湿方法,从细菌纤维素和藻酸盐中开发出可持续的高性能宏纤维. 这些功能化的纤维为先进的织品提供了出色的抗菌,阻燃和紫外线保护性能.
科学领域:
- 材料科学 材料科学 材料科学
- 生物材料工程 生物材料工程
- 织科学 织科学
背景情况:
- 在水系统中通过纳米纤维素的湿发展功能化纤维是具有挑战性的.
- 细菌纤维素和藻酸盐是可持续的生物聚合物,有可能成为高性能材料.
研究的目的:
- 开发一种可持续的湿方法来生产高性能宏观纤维.
- 创建具有抗菌性,阻燃性和紫外线保护性能的功能化纤维.
主要方法:
- 使用了TEMPO氧化细菌纤维素纳米纤维 (TOBCN),酸 (Alg) 和金属网络 (MPN).
- 在MPN中使用Fe3+介导的交叉链接和Ca2+诱导的与TOBCN的离子键.
- 优化了Alg/TAFe1-TOBC2纤维的组成和加工.
主要成果:
- 优化纤维显示光热抗菌疗效超过99%对大肠杆菌和金黄色杆菌.
- 证明具有优越的阻燃性,比棉花释放的热量低61.05%.
- 达到优异的紫外线保护 (UPF>100),超过标准织品要求.
结论:
- 开发的湿方法可以从可持续生物质中获得高性能,多功能的大型纤维.
- 这些生物相容和环境相容的宏观纤维显示出保护织品的重大前景.
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