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本文用TMA—DTA同时分析及DSC法讨论了PET—PHB共聚酯的热性质。发现具有液晶性质的含PHB34—60mol％的共聚酯的熔化吸热峰较小,热效应较低。在流
In this paper, TMA-DTA simultaneous analysis and DSC method to discuss the thermal properties of PET-PHB copolyester. It has been found that the copolyester containing PHB 34-60 mol% having liquid crystal properties has a small melting endothermic peak and a low thermal effect. In the stream