SYNTHESIS,STRUCTURE AND PROPERTIS OF COPOLYMER OF CHOLESTERIC METHACRYLIC ESTER Ⅰ.SYNTHESIS OF PCHPM
Zhang Yongqing, Zhang Guiqin, Wang Guilan, Zhou Enle, Xu Yang, Zhao Xiaoguang
Chinese Journal of Applied Chemistry . 1987, (3): 56 -57 .