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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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ATRP法合成二十元、二十八元线形环化聚合物
DOI: 10.11777/j.issn1000-3304.2015.14404, PP. 685-691
Keywords: 线形环化聚合物,ATRP,双甲基丙烯酸二醇酯,环化聚合
Abstract:
采用以甲苯为聚合介质的ATRP聚合体系,以双甲基丙烯酸二醇酯为单体,合成了具有二十和二十八元环的线形环化聚合物,聚合物具有窄分子量分布.聚合动力学显示随着链长的增加,环化反应速率变慢.根据聚合物的1H-NMR谱图、由1H-NMR端基分析得到聚合度DPNMR、以及GPC图谱结果,证实获得了线形环化聚合物.TGA测试结果表明2种聚合物的起始分解温度均大于372℃,具有比PMMA更好的热稳定性.
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