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公开(公告)号:US5364911A
公开(公告)日:1994-11-15
申请号:US991934
申请日:1992-12-17
IPC分类号: C08F297/02 , C08F8/42 , C08F293/00
CPC分类号: C08F293/00 , C08F8/42
摘要: Novel metallated polyolefins are produced by contacting a polyolefin having a vinylidene group in the terminal portion with organoalkali metal compound in the presence of alkali metal t-alkoxide or tertiary amine. The metallated polyolefin is used to initiate the polymerization of polymerizable monomers to produce block copolymers of at least two blocks, at least one of which is saturated polyolefin.
摘要翻译: 通过在碱金属叔醇盐或叔胺的存在下,将末端部分中具有亚乙烯基的聚烯烃与有机碱金属化合物接触来制备新的金属化聚烯烃。 金属化聚烯烃用于引发可聚合单体的聚合以产生至少两个嵌段的嵌段共聚物,其中至少一个是饱和聚烯烃。