此外，高倍拉伸会提高上述二类多嵌段共聚物中软链段结晶的熔点和结晶速率。
In addition, high draw ratio will increase the melting point and crystallization rate of the soft segments for both types of segmented copolymers.
在软链段分子量相同时，聚醚为基础的PUU的相分离程度较聚酯为基础的PUU高。
The polyether-based PUU shows the better phase separation than polyester-based with the same molecular weight of soft segment.
研究表明：硬链段含量、软链段链长的提高和离子基团的增加均有利于拉伸强度的提高。
The results showed that increase hard segment content, soft segment sequence length and ionic group to be favourable for rising tensile strength.
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