It was shown, that contents of hard segments and molecular weights of soft segments affect the. block copolymerization reaction, especially, the formation of homopolymer.
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美
- 研究了硬段含量和软段分子量对嵌段共聚合过程的影响。当软段分子量较大、硬段含量较高时,在嵌段共缩聚过程中有均聚物伴生。