copolyesters
美
英 
例句
A series of thermotropic liquid crystal aromatic copolyesters with different length of flexible chain spacer have been investigated by FTIR.
本文用富里叶红外光谱方法研究了一系列柔性间隔链段长度不等的芳香共聚酯热致性液晶高分子。
Especially, those stress-induced crystallization effects were found more obvious in branched copolyesters than in pure PET.
在聚酯中存在支化结构时,这些应力诱导结晶效应比纯PET更加明显。
Progress on biodegradable aliphatic-aromatic copolyesters based on aliphatic and aromatic diacids, diols and ester monomers was reviewed.
综述了以脂肪族酯和芳香族酯为单体制备生物可降解脂肪族-芳香族共聚酯的研究进展。