Ring-opening Polymerization of Lactones Catalyzed by Rare Earth Compounds(Ⅲ)──Bulk Polymerization of ε-Caprolactone with Neodymium Chloride-Epoxide System
SHEN You-Qing, SHEN Zhi-Quan, SHEN Jian-Liang, ZHANG Fu-Yao, ZHANG Yi-Feng
Chem. J. Chinese Universities . 1995, (5): 820 -822 .