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    • 9. 发明公开
    • CATALYST COMPONENT FOR THE POLYMERIZATION OF OLEFINS
    • KATALYSATORFÜRDIE POLYMERISIERUNG VON OLEFINEN
    • EP2817344A1
    • 2014-12-31
    • EP13706429.1
    • 2013-02-21
    • Saudi Basic Industries Corporation
    • TAFTAF, MansourGHALIT, NourdinBUKATOV, Gennadii DimitrievichSERGEEV, Sergei AndreevichZAKHAROV, Vladimir AleksandrovichSAINANI, Jaiprakash BrijlalBATINAS-GEURTS, Aurora Alexandra
    • C08F110/06C08F4/651C08F4/656C08F10/00
    • C08F110/06C08F10/00C08F4/651C08F4/6565
    • The present invention relates to a catalyst component for polymerization of an olefin comprising a compound represented by the Fischer projection of: wherein R
      5 is substituted or unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R
      6 and R
      7 are different and independently selected from the group consisting of hydrogen, halogen and substituted or unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R
      5 -R
      7 optionally containing one or more hetero-atoms replacing one or more carbon atoms, one or more hydrogen atom or both, wherein said hetero-atom is selected from the group consisting of nitrogen, oxygen, sulfur, silicon, phosphorus and halogen; and wherein the compound of Formula (I) is the only internal electron donor in the catalyst component. The present invention also relates to a process for preparing a polymerization catalyst component comprising the steps of i) contacting a compound R
      4
      z MgX
      2-z wherein R
      4 is aromatic, aliphatic or cyclo-aliphatic group containing 1 to 20 carbon atoms, X is a halide, and z is in a range of larger than 0 and smaller than 2, with an alkoxy- or aryloxy-containing silane compound to give a first intermediate reaction product; ii) contacting the first intermediate reaction product with at least one activating compound selected from the group formed by internal electron donors and compounds of formula M(OR
      2 )
      v-w (R
      3 )
      w , wherein M can be Ti, Zr, Hf, Al or Si, each R
      2 and R
      3 , independently, represent an alkyl, alkenyl or aryl group, v is the valency of M and w is smaller than v and iii) contacting the second intermediate reaction product with a halogen-containing Ti- compound and an internal electron donor represented by the Fischer projection of formula (I); and optionally with at least one compound selected from a group comprising a monoester, a diester and a 1,3-diether.
    • 本发明涉及一种用于聚合烯烃的催化剂组分,其包含由Fischer投影表示的化合物:其中R5是取代或未取代的具有1至20个碳原子的烃基; R6和R7不同且独立地选自氢,卤素和取代或未取代的具有1至20个碳原子的烃基; 任选地含有一个或多个取代一个或多个碳原子的杂原子,一个或多个氢原子或两者的R 5 -R 7,其中所述杂原子选自氮,氧,硫,硅,磷和卤素; 并且其中式(I)的化合物是催化剂组分中唯一的内电子给体。 本发明还涉及一种制备聚合催化剂组分的方法,包括以下步骤:i)使化合物R4zMgX2-z与其中R4是芳族的,含有1至20个碳原子的脂族或环脂族基团,X是卤化物,和 z为大于0且小于2的范围,与含烷氧基或芳氧基的硅烷化合物反应得到第一中间反应产物; ii)使第一中间反应产物与至少一种活化化合物接触,所述活化化合物选自内电子给体和式M(OR2)vw(R3)w化合物,其中M可以是Ti,Zr,Hf,Al或Si 每个R 2和R 3独立地表示烷基,烯基或芳基,v是M的化合价,w小于v,和iii)使第二中间反应产物与含卤素的Ti化合物和内部电子 由式(I)的费舍尔投影表示的供体; 和任选地与至少一种选自包含单酯,二酯和1,3-二醚的化合物。