‘Rigid–flexible’ strategy for high-strength, near-room-temperature self-healing, photo-thermally functionalised lignin-reinforced polyurethane elastomers

Zhiyi Huang, Huan Wang, Yayi Zhang, Zilong Liu, Xingshan Yin, Xiaochun Liu, Wenjing Lin, Xiaofeng Lin, Zhenyang Xu, Yingjuan Sun, Guobin Yi