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    • 4. 发明申请
    • Catalyst system for producing ethylene (co) polymer with improved branch distribution
    • 用于生产具有改进的分支分布的乙烯(共)聚合物的催化剂体系
    • US20080132406A1
    • 2008-06-05
    • US11634325
    • 2006-12-05
    • Gapgoung KongZhongyang LiuHonglan Lu
    • Gapgoung KongZhongyang LiuHonglan Lu
    • B01J31/14C07F7/02
    • C08F10/00C08F210/16C08F4/6567C08F210/14C08F2500/08C08F2500/12C08F2500/20
    • A process for synthesizing a catalyst component for manufacturing ethylene polymer and co-polymer. The present invention provides a process for synthesizing catalyst component (A), comprising forming a complex by contacting the solid intermediate (B) with an aluminum compound represented by formula X3-nAl(OY)n, and alkyl metal (C), wherein X is halide, Y is a hydrocarbon group or chelating carbonyl group, and wherein 1 is less than or equal to n which is less than or equal to 3, and then contacting the complex with titanium halide having formula TiX4 wherein X is halide. Solid intermediate (B) is formed by reacting magnesium metal with alkyl halide in the presence of alkoxy aluminum represented by formula Al(ORa)3, silicon halide represented by formula SiX4 and alkoxy silane represented by formula Si(ORb)4, wherein Ra and Rb are an aromatic or aliphatic alkyl group and wherein X is halide. Alkyl metal (C) is synthesized by reacting alkyl aluminum compounds represented by formula AlRc3 with a secondary amine having formula HNRd2 and then by reacting with alkyl magnesium compounds represented by formula ReMgRf, wherein Rc, Rd, Re and Rf are an aromatic or aliphatic alkyl group. The catalyst component is suitable for producing ethylene polymer and co-polymer with narrow molecular weight distribution as well as improved branching compositional distribution.
    • 一种合成乙烯聚合物和共聚物制备催化剂组分的方法。 本发明提供了一种合成催化剂组分(A)的方法,包括通过使固体中间体(B)与由式X 3-n Al(OY)表示的铝化合物接触而形成络合物 >烷基金属(C),其中X是卤化物,Y是烃基或螯合羰基,其中1小于或等于n小于或等于3,然后 使络合物与具有式TiX 4的钛卤化物接触,其中X是卤化物。 固体中间体(B)是通过使镁金属与烷基卤化物在由式Al(OR 3)3表示的烷氧基铝的存在下反应形成的,由式SiX 和由式Si(OR b)4 S表示的烷氧基硅烷,其中R a, b为芳族或脂族烷基,其中X为卤化物。 烷基金属(C)通过使由式AlR 3 C 3表示的烷基铝化合物与具有式HNR的叔胺反应合成, 然后通过与由式R 0表示的烷基镁化合物反应,其中R 0,R 2, d,R f和R f是芳族或脂族烷基。 催化剂组分适用于生产具有窄分子量分布的乙烯聚合物和共聚物以及改进的支链组成分布。
    • 7. 发明授权
    • Catalyst system for producing ethylene (co) polymer with improved branch distribution
    • 用于生产具有改进的分支分布的乙烯(共)聚合物的催化剂体系
    • US07651969B2
    • 2010-01-26
    • US11634325
    • 2006-12-05
    • Gapgoung KongZhongyang LiuHonglan Lu
    • Gapgoung KongZhongyang LiuHonglan Lu
    • B01J21/00B01J37/00
    • C08F10/00C08F210/16C08F4/6567C08F210/14C08F2500/08C08F2500/12C08F2500/20
    • A process for synthesizing a catalyst component for manufacturing ethylene polymer and co-polymer. The present invention provides a process for synthesizing catalyst component (A), comprising forming a complex by contacting the solid intermediate (B) with an aluminum compound represented by formula X3-nAl(OY)n, and alkyl metal (C), wherein X is halide, Y is a hydrocarbon group or chelating carbonyl group, and wherein 1 is less than or equal to n which is less than or equal to 3, and then contacting the complex with titanium halide having formula TiX4 wherein X is halide. Solid intermediate (B) is formed by reacting magnesium metal with alkyl halide in the presence of alkoxy aluminum represented by formula Al(ORa)3, silicon halide represented by formula SiX4 and alkoxy silane represented by formula Si(ORb)4, wherein Ra and Rb are an aromatic or aliphatic alkyl group and wherein X is halide. Alkyl metal (C) is synthesized by reacting alkyl aluminum compounds represented by formula AlRc3 with a secondary amine having formula HNRd2 and then by reacting with alkyl magnesium compounds represented by formula ReMgRf, wherein Rc, Rd, Re and Rf are an aromatic or aliphatic alkyl group. The catalyst component is suitable for producing ethylene polymer and co-polymer with narrow molecular weight distribution as well as improved branching compositional distribution.
    • 一种合成乙烯聚合物和共聚物制备催化剂组分的方法。 本发明提供了一种合成催化剂组分(A)的方法,包括通过使固体中间体(B)与式X3-nAl(OY)n表示的铝化合物和烷基金属(C)接触来形成络合物,其中X 是卤化物,Y是烃基或螯合羰基,其中1小于或等于n小于或等于3,然后使配合物与式TiX 4的卤化钛接触,其中X是卤化物。 由式Al(ORa)3表示的烷氧基铝,由式SiX4表示的卤化硅和由式Si(ORb)4表示的烷氧基硅烷)存在下,使镁金属与烷基卤反应形成固体中间体(B),其中R a和 Rb是芳族或脂族烷基,其中X是卤素。 烷基金属(C)通过使由式AlRc3表示的烷基铝化合物与具有式HNRd2的仲胺反应,然后与由式ReMgRf表示的烷基镁化合物反应,其中Rc,Rd,Re和Rf是芳族或脂族烷基 组。 催化剂组分适用于生产具有窄分子量分布的乙烯聚合物和共聚物以及改进的支链组成分布。