PET结晶速率的研究进展  

Research Progress in Crystallization Rate for PET

作　　者：胡小明[1] 王晓艳[1] 刘璐[1] 冯凯[1] 

机构地区：[1]湖北工业大学化学与环境工程学院,武汉430068

出　　处：《塑料助剂》2010年第1期23-26,共4页Plastics Additives

摘　　要：阐述了聚对苯二甲酸乙二醇酯(PET)的结晶机理,综述了相对分子质量、残余助剂及末端基、物理老化和应力4个因素对PET结晶速率的影响,并着重介绍了提高PET结晶速率的方法,包括加成核剂、结晶促进剂和与其他聚合物共聚、共混。The mechanism of crystallization of polyethyleneglycol terephthalate （PET） was presented. The effects of four factors about molecular weight, residual additives and terminal group, physical ageing and stress on the crystallization rate of PET were summarized, and the methods for increasing crystallization rate for PET were introduced in detail.

关 键 词：结晶速率 成核剂 结晶促进剂 共聚 

分 类 号：TQ323.4[化学工程—合成树脂塑料工业]