超低CNT增强的相变纤维用于可扩展的可穿戴温度调节
Xiaoye Geng1, Ziyu Wang1, Feng Xiong1
1State Key Laboratory of Advanced Waterproof Materials, School of Materials Science and Engineering, Peking University, Beijing, 100871, China.
Nature communications
|January 31, 2026
概括
本研究介绍了使用纳米技术进行高级可穿戴热管理的先进相变纤维. 这些耐用,储能纤维为智能织品提供高效的热调节和光热能量收集.
科学领域:
- 材料科学 材料科学 材料科学
- 纳米技术纳米技术
- 织工程 织工程 织工程
背景情况:
- 换相材料 (PCM) 对可穿戴式热管理具有前景,但在能量密度,机械强度和稳定性方面面临挑战.
- 现有的PCM正在努力平衡这些特性,以便在智能织品中的实际应用.
研究的目的:
- 开发具有增强热调节,机械强度和能量储存能力的先进相变纤维 (PCF).
- 利用纳米技术改善PCM的结晶性控制和热稳定性.
- 为了实现智能织品的可扩展生产,以实现高效的个人热管理.
主要方法:
- 超低碳纳米管 (CNT) 支架与3D互穿透聚合物网络 (IPN) 的整合.
- 利用CNT诱导的异质核化来增强潜热储存和热稳定性.
- 机械性质的表征,光热能收获效率和织制造的兼容性.
主要成果:
- 聚烯具有很高的潜热储存 (139.0 J·g−1融,138.0 J·g−1结晶) 和热稳定性.
- 实现了高机械强度 (1530%应变,6.32MPa应力) 和光热能收获效率 (90.5%).
- 已证明用于织制造业的高保真度 (>98%) 切割和,使得生产可扩展.
结论:
- 纳米技术导向的战略成功地优化了PCF用于双重功能热管理和能源采集.
- 开发的PCF为节能智能织品和可穿戴热系统提供了可扩展的解决方案.
- 这项工作为智能织品中先进的相变材料工程建立了通用框架.
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