5Li H B. Synthesis charac-terization of chitosan-calixarenes (Ⅰ)[J]. Appl Polym Sci, 2003,89:1 139-1 144.
6Xiao Y Y. Son D Y. Hyperbranched polyers frompropargyloxysilanes : New Types of aceylenic resins [ J ]. J Polym Sci part A- Polym Chem,2001,39 (13) :3383- 3391.