Influence of polyurethane-gel prepolymer on volume shrinkage and its improvement effect on comprehensive properties of traditional resin matrix

Gaigai YU, Huimin WANG, Zilu TIAN, Yubin YANG, Xuanyan ZHU, Song ZHU

Journal of Jilin University(Medicine Edition) . 2021, (4): 819 -825 . DOI: 10.13481/j.1671-587X.20210401