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    • 62. 发明公开
    • Process for preparing polyolefins
    • 制备聚烯烃的方法
    • EP0500392A3
    • 1992-10-21
    • EP92301475.7
    • 1992-02-21
    • NIPPON OIL COMPANY, LIMITED
    • Sano, AkiraShiraishi, TakeichiShimizu, HiroyukiSuzuki, KunihiroMatsuura, Kazuo
    • C08F10/00C08F4/646C08F4/657C08F4/658
    • C08F10/00C08F4/6567C08F4/6578C08F4/6465
    • A polyolefin is prepared by using a catalyst comprising a solid catalyst component and an organometallic compound, the solid catalyst component being prepared by reacting the following components [I], [II] and [III] :
      [I] a reaction product obtained by the following components (1), (2) and (3) in the presence of a compound represented by the general formula R 2 0H wherein R 2 is a hydrocarbon radical having 1 to 20 carbon atoms or an organic residue containing such an element as oxygen, nitrogen, sulfur, or chlorine :
      (1) a silicon oxide and/or an aluminum oxide ; (2) a reaction product obtained by reacting a magnesium halide and a compound represented by the general formula [Me(OR) n X z - n] wherein Me represents an element of Groups I to IV in the Periodic Table, z represents the valence of the element Me, n is 0 (3) a titanium compound represented by the general formula Ti(OR 1 ) m X 4-m wherein R 1 is a hydrocarbon radical having 1 to 20 carbon atoms, X is a halogen atom, and m is 0 ≦ m ≦ 4 ; [II] an organoaluminum compound represented by the general formula Al(OR 3 ) p R 4 q X 3-(P+q) wherein R 3 and R 4 , which may be the same or different, are each a hydrocarbon residue having 1 to 24 carbon atoms, X is a halogen atom or hydrogen atom, and p and q are 0 ≦ p [III] a silicon compound represented by the general formula [R 5 a R 6 b R 7 c Si(OR 8 ) d X 4-(a+b+c+d) ] where R 5 , R 6 , R 7 and R 8 , which may be the same or different, are each a hydrocarbon residue having 1 to 20 carbon atoms, X is a halogen atom, and a, b, c and d are 0 ≦ a
    • 66. 发明公开
    • Process for preparing polyolefins
    • 制备聚烯烃的方法
    • EP0428375A3
    • 1991-12-11
    • EP90312364.4
    • 1990-11-13
    • NIPPON OIL COMPANY, LIMITED
    • Sano, AkiraOkamoto, MitsuoShiraishi, TakeichiUsui, KatumiSuzuki, KunihiroShimizu, HiroyukiMatsuura, Kazuo
    • C08F4/658C08F10/00
    • C08F10/00Y10S526/901C08F4/6567C08F4/6576C08F4/6548C08F4/6555
    • Polyolefins exhibiting better particle properties are prepared by polymerizing an olefin or olefins in the presence of a catalyst comprising a solid catalyst component being prepared by the reaction of the following components [I] and [II) :>
      [I] a reaction product obtained by reacting the following components (1), (2) and (3) with one another:
      (1) a silicon oxide and/or an aluminum oxide; (2) a reaction product obtained by the reaction of a magnesium halide and compound represented by the general formula Me(OR) n X z - n wherein Me represents an element of Groups I to IV in the periodic Table, z represents the valence of the element Me, n is 0 (3) a titanium compound represented by the general formula Ti(OR) n X 4 - n wherein R is a hydrocarbon radical having 1 to 20 carbon atoms, X is a halogen atom, and n is 0≦ n ≦ 4, in the presence of a compound represented by the general formula ROH wherein R is a hydrocarbon radical having 6 to 20 carbon atoms or an organic residue containing such an element as oxygen, nitrogen, sulfur, or chlorine; and [II] an organoaluminum compound represented by the general formula AlR n X 3-n wherein R is a hydrocarbon radical having 1 to 24 carbon atoms, X is a halogen atom, and n is 0
    • 表现出较好颗粒性质的聚烯烃通过在包含通过下列组分[I]和[II]的反应制备的固体催化剂组分的催化剂存在下聚合一种或多种烯烃来制备:> [I] 使下列组分(1),(2)和(3)彼此反应:(1)氧化硅和/或氧化铝; (2)通过卤化镁与由通式Me(OR)nXz-n表示的化合物反应得到的反应产物,其中Me表示元素周期表中第I至IV族的元素,z表示元素的化合价 Me,n为0