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    • 9. 发明申请
    • COMPONENTS AND CATALYSTS FOR THE POLYMERIZATION OF OLEFINS
    • 用于烯烃聚合的组分和催化剂
    • WO2004024785A1
    • 2004-03-25
    • PCT/EP2003/008593
    • 2003-08-01
    • BASELL POLIOLEFINE ITALIA S.P.A.MORINI, GiampieroBALBONTIN, GiulioVITALE, Gianni
    • MORINI, GiampieroBALBONTIN, GiulioVITALE, Gianni
    • C08F10/00
    • C08F10/00C08F110/06C08F4/651C08F4/6543C08F2500/08
    • The present invention relates to a solid catalyst component for the polymerization of olefins CH 2 =CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and an electron donor selected from succinates, said catalyst component being obtainable by a process comprising the following steps: (a) dissolving a halide of magnesium in a solvent system comprising an organic epoxy compound or an organic phosphorus compound and optionally an inert diluent to form a solution; (b) mixing the obtained solution with a titanium compound to form a mixture; (c) precipitating a solid from the mixture obtained in step (b) in the presence of a succinate and/or an auxiliary precipitant; (d) if a succinate is not used in step (c), contacting the solid obtained in (c) with a succinate, and (e) treating the solid obtained in (c) or (d) with a titanium compound optionally in the presence of an inert diluent.
    • 本发明涉及用于烯烃CH 2 = CHR聚合的固体催化剂组分,其中R是氢或具有1-12个碳原子的烃基,包括Mg,Ti,卤素和选自琥珀酸盐的电子给体,所述催化剂组分 可通过包括以下步骤的方法获得:(a)将镁的卤化物溶解在包含有机环氧化合物或有机磷化合物和任选的惰性稀释剂的溶剂体系中以形成溶液; (b)将所得溶液与钛化合物混合以形成混合物; (c)在琥珀酸盐和/或辅助沉淀剂存在下从步骤(b)中获得的混合物中沉淀出固体; (d)如果在步骤(c)中不使用琥珀酸酯,则将(c)中得到的固体与琥珀酸酯接触,和(e)用钛化合物处理在(c)或(d)中获得的固体, 存在惰性稀释剂。