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单中心均相烯烃聚合体系中的活性中心为离子对结构[Cp2MR]+[Aluminate]-1,中心金属离子被具有Lewis碱性的助催化剂包围,形成类似离子氛的笼状结构.聚合单体依靠分子扩散穿越由助催化剂组成的壳层到达聚合中心,进行聚合反应后聚合物分子再次依靠扩散逸出聚合笼.
支链可控插入聚乙烯的催化剂合成与应用研究
【摘 要】
：
单中心均相烯烃聚合体系中的活性中心为离子对结构[Cp2MR]+[Aluminate]-1,中心金属离子被具有Lewis碱性的助催化剂包围,形成类似离子氛的笼状结构.聚合单体依靠分子扩散穿越由助催化剂组成的壳层到达聚合中心,进行聚合反应后聚合物分子再次依靠扩散逸出聚合笼.
【机 构】
：
华东理工大学化学与分子工程学院 200237 中国石油化工研究院 100195
【出 处】
：
第十八届全国金属有机化学学术讨论会
【发表日期】
：
2014年5期
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