[1] Zhou Q. F., Li H. M., Feng X. D.. Macromolecules, 1987,20:233-234 [2] Zhou Q. F., Zhu X. L., Wen Z. Q.. Macromolecules, 1989,22:491-493 [3] Hardouin F., Mery S., Achard M. F. et al.. J. Phys. Ⅱ, 1991,(1):511-518 [4] Gray G. W., Hill J. S., Lacey D.. Mol. Cryst. Liq. Cryst., 1991,197:43-49 [5] Pragliola S., Ober C., Mather P. T. et al.. Macromol. Chem. and Phys.,1999,20(18):2338-2344 [6] Pugh C., Schrock R. R.. Macromolecules, 1992,25:6593-6604 [7] Wan X. H.,Tu H. L.,Zhou Q. F.. ChineseJ. Polym.Sci., 1999,17(2):189-192 [8] Wan X. H., Tu Y. F., Zhang D., Zhou Q. F.. Polym. Int.,2000,49:243-247 [9] Wang J. S., Matyjaszewski K.. J. Am. Chem. Soc., 1995,117:5614-5615 [10]Kato M., Kamigatio M., Sawamoto M.,Higashimura T.. Macromolecules,1995,28:1721-1723