通过CumCl/TiCl4/Py/IB活性正离子聚合反应体系制备了末端是叔氯基团的聚异丁烯,其经过脱氯化氢末端转化成异丁烯基,在9-BBN、氧气的存在下引发苯乙烯的自由基聚合,从而成功地合成了异丁烯和苯乙烯的嵌段聚合物.并用GPC,1H-NMR和UV对所得聚合物进行了表征.
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