Evaluation of multiple melting peaks of propylene-ethylene copolymers

被引:25
|
作者
Feng, YD [1 ]
Jin, XR [1 ]
Hay, JN [1 ]
机构
[1] Univ Birmingham, Sch Met & Mat, Birmingham B15 2TT, W Midlands, England
关键词
multiple melting peaks; propylene-ethylene copolymers; recrystallization; compositional heterogeneity;
D O I
10.1295/polymj.30.215
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Multiple melting peaks phenomena have been investigated in terms of compositional heterogeneity, crystallization temperature, cooling rate, heating rate, annealing and crystal structure for low ethylene content block and random propylene-ethylene copolymers. The experimental results suggested that the compositional heterogeneity and crystal morphology play an important role in the cause of multiple melting behavior.
引用
收藏
页码:215 / 221
页数:7
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