微胶囊相变材料制备技术的研究进展

微胶囊相变材料（Microencapsulated Phase Change Material,MEPCM）是应用微胶囊技术在固液相变材料表面包覆一层性能稳定的高分子膜,而构成的具有核壳结构的复合材料。系统地讲述了相变材料的分类,微胶囊相变材料的工作原理,并重点介绍了几种微胶囊的制备方法,包括界面聚合法、原位聚合法、复凝聚法、溶剂挥发法、凝聚相分离法等,并提出了微胶囊技术今后的发展方向。

Progress in Study on the Preparation Technology of Microencapsulated Phase Change Material

Microencapsulated phase change materials(MEPCM) is a kind of composite material with core-shell structure constructed by coating a polymer layer with stable performance on the surface of solid-liquid phase change material by microencapsulation technology.The classification of phase change materials,working principle of microencapsulated phase change material is presented,and several preparation methods for microcapsule are introduced emphatically,including the interfacial polymerization,in-situ polymerization,complex coacervation method,solvent evaporation method and condensed phase separation method.The development trend of microencapsulation technology is proposed.