4D打印形状记忆聚合物的变形机制与驱动方式研究

Research on Deformation Mechanism and Driving Mode of 4D Printing Shape Memory Polymer

针对热致型、电致型、光致型、磁致型和水致型等5类形状记忆聚合物材料,通过文献检索、对比分析和总结梳理,得出形状记忆聚合物变形的内在原因、变形过程和主要驱动因素,并对5类形状记忆聚合物的驱动方式和变形特点做了针对性研究,总结了形状记忆聚合物的选用原则和应用特点。

Aiming at five types of shape memory polymer materials,including thermotropic,electric,phototropic,magnetotropic,and water-induced,through literature retrieval,comparative analysis and summary,the internal causes,deformation process and main driving factors of shape memory polymer deformation were obtained,the driving modes and deformation characteristics of five types of shape memory polymer were studied,and the selection principles and application characteristics of shape memory polymers are summarized.