Metallocene compound, catalyst composition including the same, and olefin polymerization process using the same
申请人:Daelim Industrial Co., Ltd.
公开号:EP2679594A1
公开(公告)日:2014-01-01
A metallocene compound which can polymerize olefin polymer or copolymer with high polymerization activity, and catalyst composition including the same, and olefin polymerization process using the same are disclosed. The metallocene compound is represented by the following formula,
(4HInd)(Cp')MX2
wherein, 4HInd is a group having tetrahydroindenyl nucleus, Cp' is a group having cyclopentadienyl nucleus, and 4HInd and Cp' are unsubstituted or substituted by one or more substituents, and the substituents are same or different from each other, and are radicals selected from the group consisting of an alkyl, alkoxy, alkylsilyl, alkylsiloxy, alkylamino or haloalkyl group of 1 to 20 carbon atoms, a cycloalkyl group of 3 to 20 carbon atoms, an aryl, arylalkyl, arylsilyl, alkylaryl or aryloxy group of 6 to 20 carbon atoms, a dialkylamino group of 2 to 20 carbon atoms, a halogen atom, and an amino group, and M is a Group IV, V or VI transition metal of the Periodic Table, and X is same or different from each other, and is radical selected from the group consisting of a halogen atom, an alkyl or alkoxy group of 1 to 20 carbon atoms, an alkenyl group of 2 to 20 carbon atoms, aryl, alkylaryl, arylalkyl, aryloxy group of 6 to 20 carbon atoms.
本发明公开了一种可以高聚合活性聚合烯烃聚合物或共聚物的金属茂化合物,以及包括该化合物的催化剂组合物和使用该化合物的烯烃聚合过程。该金属茂化合物由以下公式表示:(4HInd)(Cp')MX2,其中,4HInd是具有四氢茚基核的基团,Cp'是具有环戊二烯基核的基团,4HInd和Cp'未经取代或经过一个或多个取代基团取代,所述取代基团相同或不同,是选择自1至20个碳原子的烷基、烷氧基、烷基硅烷基、烷基硅氧基、烷基氨基或卤代烷基、3至20个碳原子的环烷基、6至20个碳原子的芳基、芳基烷基、芳基硅烷基、烷基芳基或芳氧基、2至20个碳原子的二烷基氨基、卤素原子和氨基的基团,M是周期表中的IV、V或VI族过渡金属,X相同或不同,是选择自1至20个碳原子的烷基或烷氧基、2至20个碳原子的烯基、6至20个碳原子的芳基、芳基烷基、芳基烯基或芳氧基的基团或卤素原子。