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    • 4. 发明授权
    • Catalyst component for use in the polymerization of .alpha.-olefins and
process for producing .alpha.-olefin polymers using the same
    • 用于α-烯烃聚合的催化剂组分和使用其制备α-烯烃聚合物的方法
    • US5489659A
    • 1996-02-06
    • US198585
    • 1994-02-18
    • Toshihiko SuganoToru WadaTomohiko Takahama
    • Toshihiko SuganoToru WadaTomohiko Takahama
    • C08F4/642C07F17/00C08F4/60C08F4/645C08F4/659C08F4/6592C08F10/00C08F4/64C07F7/02
    • C07F17/00C08F10/00C08F4/65908C08F4/65912C08F4/65927
    • A catalyst component for use in the polymerization of .alpha.-olefins, comprising a compound represented by the following general formula [I]: ##STR1## wherein R.sup.1 s represent a hydrogen atom, a C.sub.1-6 hydrocarbon group or a C.sub.1-12 hydrocarbon group containing silicon; each of R.sup.2 and R.sup.3 independently represents a divalent group selected from the group consisting of a hydrocarbon group having 3 to 30 carbon atoms and a silicon-containing hydrocarbon group having 1 to 30 carbon atoms and 1 to 6 silicon atoms, provided that at least one of R.sup.2 and R.sup.3 is said silicon-containing hydrocarbon group; Q represents a C.sub.1-20 divalent hydrocarbon group, a silylene group, a silylene group with a C.sub.1-20 hydrocarbon group, a germylene group, or a germylene group with a C.sub.1-20 hydrocarbon group; X and Y represent H, a halogen, a C.sub.1-20 hydrocarbon group, or a C.sub.1-20 hydrocarbon group containing oxygen, nitrogen or phosphorus; and M represents a Group IVB to VIB transition metal of the Periodic Table. Production of .alpha.-olefin polymers having a high melting point and a high molecular weight in a high yield and a process for producing .alpha.-olefin polymers is made possible upon the use of the catalyst.
    • 一种用于α-烯烃聚合的催化剂组分,其包含由以下通式[I]表示的化合物:其中R 1表示氢原子,C 1-6烃基或C 1-12 含烃基团; R 2和R 3各自独立地表示选自具有3至30个碳原子的烃基和含有1至30个碳原子和1至6个硅原子的含硅烃基的二价基团,条件是至少一个 R2和R3是所述含硅烃基; Q表示C 1-20二价烃基,亚甲硅烷基,具有C 1-20烃基的亚甲硅烷基,亚乙烯基或具有C 1-20烃基的亚
      甲基; X和Y表示H,卤素,C 1-20烃基或含有氧,氮或磷的C 1-20烃基; 并且M表示周期表的IVB至VIB族过渡金属。 在使用催化剂的情况下,可以生产具有高收率的高熔点和高分子量的α-烯烃聚合物和生产α-烯烃聚合物的方法。
    • 5. 发明授权
    • Catalyst component for use in the polymerization of .alpha.-olefins and
process for producing .alpha.-olefin polymers using the same
    • 用于α-烯烃聚合的催化剂组分和使用其制备α-烯烃聚合物的方法
    • US5510502A
    • 1996-04-23
    • US198257
    • 1994-02-18
    • Toshihiko SuganoTomohiko Takahama
    • Toshihiko SuganoTomohiko Takahama
    • C08F4/642C07F17/00C08F4/60C08F4/649C08F4/651C08F4/659C08F4/6592C08F10/00C07F7/28C07F9/00C07F11/00
    • C07F17/00C08F10/00C08F4/65908C08F4/65912C08F4/65927
    • A catalyst component for use in the polymerization of .alpha.-olefins, comprising a compound represented by the following general formula I!: ##STR1## wherein R.sup.1 s represent a hydrogen atom, a C.sub.1-6 hydrocarbon group or a C.sub.1-12 hydrocarbon group containing silicon; each of R.sup.2 and R.sup.3 which forms the condensed ring represents a divalent C.sub.3-20 saturated or unsaturated hydrocarbon group, provided that at least one of R.sup.2 and R.sup.3 forms a ring condensed with the cyclopentadiene which is a seven- to twelve-membered ring having an unsaturated bond inherent in R.sup.2 or R.sup.3 ; Q represents a C.sub.1-20 divalent hydrocarbon group, a silylene group, a silylene group with a C.sub.1-20 hydrocarbon group, a germylene group, or a germylene group with a C.sub.1-20 hydrocarbon group; X and Y represent H, a halogen, a C.sub.1-20 hydrocarbon group, or a C.sub.1-20 hydrocarbon group containing oxygen, nitrogen or phosphorus; and M represents a Group IVB to VIB transition metal of the Periodic Table. Production of .alpha.-olefin polymers having a high melting point and a high molecular weight in a high yield and a process for producing .alpha.-olefin polymers is made possible upon the use of the catalyst.
    • 一种用于α-烯烃聚合的催化剂组分,其包含由以下通式[I]表示的化合物:其中R 1表示氢原子,C 1-6烃基或C 1-12 含烃基团; 形成稠环的R 2和R 3各自表示二价C 3-20饱和或不饱和烃基,条件是R 2和R 3中的至少一个与环戊二烯缩合形成环,该环是具有7至12元环, R2或R3固有的不饱和键; Q表示C 1-20二价烃基,亚甲硅烷基,具有C 1-20烃基的亚甲硅烷基,亚乙烯基或具有C 1-20烃基的亚
      甲基; X和Y表示H,卤素,C 1-20烃基或含有氧,氮或磷的C 1-20烃基; 并且M表示周期表的IVB至VIB族过渡金属。 在使用催化剂的情况下,可以生产具有高收率的高熔点和高分子量的α-烯烃聚合物和生产α-烯烃聚合物的方法。