目的 分析并总结近年来关于形状记忆聚合物（SMP）的研究及其在高科技领域的应用进展，并提出今后的发展趋势。方法 在分析SMP形状记忆机理的基础上，较为系统地介绍SMP的制备方法和工艺，总结改性方法对SMP材料主要性能的影响，指出其在一些高科技领域的应用潜能和形状记忆生物基聚合物复合材料的发展前途。结论 制备工艺是影响SMP的力学性能和记忆性能等的主要因素；采用适当的改性方法可以有效改善SMP材料的延伸性和多功能性，能够拓宽其在智能包装、航空航天、医疗器械和机器人等高科技领域的应用。

The work aims to analyze and summarize the recent research on shape memory polymers (SMP) and their application in high-tech fields, and propose their development trends in the future. Based on the analysis of SMP’s mech-anism, the preparation methods and processes of SMP were analyzed systematically. Influences of modification methods on the main properties of SMP materials were summarized. Its potential application in many high-tech fields and the development prospection of shape memory bio-based polymer composites were pointed out. In conclusion, the preparation process is a main factor that affects the mechanical and memory properties of SMP; proper modification method can improve the ductility and versatility of SMP materials, broaden their applications in intelligent packaging, aerospace, medical devices, robotics and other high-tech fields.