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无规共聚聚丙烯管材树脂结构及性能分析

Zhifeng Li,Ming Mo,Kai Feng,Bin Hu

Modern Plastics Processing and Applications（2014）

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Abstract
采用核磁共振(NMR)、差示扫描量热法(DSC)、凝胶渗透色谱(GPC)等分析技术对5种无规共聚聚丙烯(PPR)管材树脂的结构和性能进行研究.结果表明,PPR管材树脂T4401熔体流动速率为0.5 g/10min,具有优异的加工流动性和刚韧平衡性;结晶速率快,晶体规整性好;具备典型的无规共聚物序列结构;其结构特征和管材制品性能与某进口料C的相当.
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