The oxidation state of Ti which is catalytically active to styrene syndiotactic polymerization is trivalent state.No termination reaction occurs within the active growing cha...

 
  • 配位聚合時(shí),苯乙烯分子是按二級插入方式進(jìn)入分子鏈的,間規序列的形成是活性鏈末端苯基與前來(lái)配位的苯乙烯苯基相互排斥作用的結果。
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