共 50 条
- [41] Temperature and pH sensitive hydrogels composed of chitosan and poly(ethylene glycol) Polymer Bulletin, 2008, 59 : 805 - 812
- [46] Combinatorial synthesis of novel thiourea derivatives on a modified poly(ethylene glycol) REACTIVE & FUNCTIONAL POLYMERS, 2002, 51 (01): : 1 - 6