The result showed that with increasing of hard segment content,the crystallinity of copolymer increased, thehard se gment content and the molecular weight of polyether were influence on the mechanical properties of copolymers.
The result showed that with increasing of hard segment content,the crystallinity of copolymer increased, thehard se gment content and the molecular weight of polyether were influence on the mechanical properties of copolymers.
结果表明，共聚物的结晶度随聚酯硬段含量的增加而增加，而其力学性能则受聚酯硬段含量和聚醚分子量的影响。