研究了聚对苯二甲酸乙二醇酯(PET)分子链中引入间苯二甲酸(IPA)的无规共聚酯(IPET)的非等温结晶动力学和等温结晶时球晶的生长和形态.结果表明,共聚酯的结晶温度随IPA含量的增加而升高,玻璃化转变温度、熔点随IPA含量的增加而降低;IPA的引入使IPET的结晶速率及球晶生长速率明显降低,但对球晶的形态及生长机理并无明显的影响.
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