基于热可逆Diels-Alder动态共价键PU-DA体系的制备和性能

万里鹰, 肖洋, 张伦亮

Preparation and Properties of PU-DA System Based on Thermoreversible Diels-Alder Dynamic Covalent Bond

WAN Liying, XIAO Yang, ZHANG Lunliang

图11 修复不同次数后PU-DA的应力-应变曲线

Fig.11 Stress-strain curves of PU-DA repaired for different repair times