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21.Polymerization of olefinically unsaturated compounds using pi-olefin complexes as polymerization initiators 失效
Title translation: 使用PI-OLEFIN复合物作为聚合引发剂的烯烃非饱和化合物的聚合公开(公告)号:US3454538A
公开(公告)日:1969-07-08
申请号:US3454538D
申请日:1965-02-16
Applicant: BASF AG
Inventor: NAARMANN HERBERT , HOFMANN HERMANN PANKRAZ , KASTNING ERNST-GUENTHER