以丁二酸和乙二醇为原料,直接熔融聚合,制备了高相对分子量的聚丁二酸乙二醇酯(PES).用FT-IR,1H-NMR表征其结构;考察了不同聚酯反应催化剂对其聚合反应的影响,结果表明,三氧化二锑的催化效果最佳.同时利用GPC,DSC,TG,X射线衍射,酶降解等方法对聚合物进行表征,结果表明,PES是一种可生物降解的结晶性聚合物,具有良好的热学性能.
参考文献
| [1] | Maeda Y.;Kawasaki N.;Hayashi K.;Aiba S.;Yamamoto N.;Nakayama A. .RING-OPENING COPOLYMERIZATION OF SUCCINIC ANHYDRIDE WITH ETHYLENE OXIDE INITIATED BY MAGNESIUM DIETHOXIDE[J].Polymer: The International Journal for the Science and Technology of Polymers,1997(18):4719-4725. |
| [2] | 孙杰,夏云霞,刘俊玲,谭惠民.聚丁二酸乙二醇酯的合成[J].合成化学,2007(02):173-175,211. |
| [3] | Amin Cao;Takashi Okaura;Kazuo Nakayama .Studies on syntheses and physical proeprties of biodegradable aliphatic poly(butylene succinate-co-ethylene succinate0s and poly(butylene succinate-co-diethylene glycol succinate)s[J].Polymer Degradation and Stability,2002(1):107-117. |
| [4] | George Z.Papageorgiou;Dimitris N.Bikiaris .Crystallization and melting behavior of three biodegradable poly(alkylene succinates).A comparative study[J].Polymer: The International Journal for the Science and Technology of Polymers,2005(26):12081-12092. |
| [5] | Bikiaris DN;Papageorgiou GZ;Achilias DS .Synthesis and comparative biodegradability studies of three poly(alkylene succinate)s[J].Polymer Degradation and Stability,2006(1):31-43. |
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