相变双向调温纺织材料制备技术研究进展

相变双向调温纺织材料是能源领域与纺织行业结合的产物，具有自动双向调温的优点。本文从制备技术的角度出发，分别介绍了相变纤维制备法和后整理法两大途径。围绕相变纤维制备法，详细阐述了微胶囊熔融纺丝法、微胶囊溶液纺丝法、静电纺丝法、PCMs复合纺丝法和纤维中空填充法的原理及应用。针对后整理法，详细介绍了填充法、涂层法、印花法、浸轧法和接枝法的原理及应用。分析了各种制备技术的优缺点，以期从制备技术上加深对相变双向调温纺织材料的认知和理解。制备技术的进步可提高相变双向调温纺织材料的综合性能，如何制备出满足服用要求、综合性能优异的相变双向调温纺织材料是其实现应用的关键。最后，对相变双向调温纺织材料未来的研究方向提出了建议和展望，以期为相变双向调温纺织材料制备技术的研究提供参考和借鉴。

Research progress on preparation technology of phase-change bidirectional temperature-regulating textile materials

Phase-change bidirectional temperature-regulating textile materials are the product of the combination of the energy field and the textile industry, and has the advantage of automatic bidirectional temperature-regulation. From the perspective of preparation technology, this article introduces two major approaches: phase-change fiber preparation method and post-finishing method. Around the phase change fiber preparation method, the principle and application of microcapsule melt spinning method, microcapsule solution spinning method, electrostatic spinning method, PCMs composite spinning method and fiber hollow filling method are explained in detail. For the finishing method, the principle and application of filling method, coating method, printing method, pad-dry-cure method and grafting method are introduced in detail. The advantages and disadvantages of various preparation technologies are analyzed in order to deepen the knowledge and understanding of phase-change bidirectional temperature-regulating textile materials from the preparation technology. The advancement of preparation technology can improve the comprehensive performance of the phase-change bidirectional temperature-regulating textile material. How to prepare the phase-change bidirectional temperature-regulating textile material that to meet the requirements of wearing with excellent comprehensive performance is the key to its application. Finally, suggestions and prospects for the future research directions of phase-change bidirectional temperature-regulating textile materials are put forward in the hope of providing reference for the research of preparation technology of phase-change bidirectional temperature-regulating textile materials.