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    • 15. 发明授权
    • Process for preparing linear alpha olefins
    • 线性α-烯烃的制备方法
    • US07589245B2
    • 2009-09-15
    • US11179459
    • 2005-07-12
    • Eric Johannes Maria De BoerHarry Van Der HeijdenInge OosterveldArie Van Zon
    • Eric Johannes Maria De BoerHarry Van Der HeijdenInge OosterveldArie Van Zon
    • C07C2/26C07C2/34
    • C07C2/08C07C1/327C07C5/2575C07C2523/755C07C2527/128C07C2531/14C07C11/02
    • A process for the preparation of linear alpha olefins having 2n carbon atoms from linear alpha olefins having n carbon atoms comprising the steps of (a) dimerizing a linear alpha olefin having n carbon atoms in the presence of a dimerization catalyst to produce a linear internal olefin having 2n carbon atoms; (b)(i) reacting the linear internal olefin having 2n carbon atoms produced in step (a) with a trialkylaluminium compound in the presence of a catalytic amount of an isomerization/displacement catalyst in order to cause isomerization of the linear internal olefin and to displace alkyl group(s) from said trialkylaluminium compound to form an alkyl aluminium compound wherein at least one of the alkyl groups bound to aluminium is a linear alkyl which has been derived from the isomerization of said linear internal olefin; and (b)(ii) reacting said alkyl aluminium compound with an alpha olefin optionally in the presence of a displacement catalyst so as to displace said linear alkyl from said alkyl aluminium compound to form a linear alpha olefin having 2n carbon atoms.
    • 制备具有n个碳原子的直链α-烯烃具有2n个碳原子的直链α-烯烃的方法,包括以下步骤:(a)在二聚催化剂存在下二聚具有n个碳原子的直链α-烯烃以产生线性内烯烃 具有2n个碳原子; (b)(i)使催化量的异构化/置换催化剂存在下使步骤(a)中产生的具有2n个碳原子的直链内烯烃与三烷基铝化合物反应,以使线性内烯烃异构化, 从所述三烷基铝化合物置换烷基以形成烷基铝化合物,其中至少一个与铝结合的烷基是由所述直链内烯烃的异构化衍生的直链烷基; 和(b)(ii)任选地在置换催化剂存在下使所述烷基铝化合物与α-烯烃反应,以使所述烷基铝化合物的所述直链烷基取代形成具有2n个碳原子的直链α-烯烃。
    • 17. 发明申请
    • Process for preparring linear alpha olefins
    • 制备直链α-烯烃的方法
    • US20060014989A1
    • 2006-01-19
    • US11179459
    • 2005-07-12
    • Eric Johannes De BoerHarry Van Der HeijdenInge OosterveldArie Van Zon
    • Eric Johannes De BoerHarry Van Der HeijdenInge OosterveldArie Van Zon
    • C07C2/00
    • C07C2/08C07C1/327C07C5/2575C07C2523/755C07C2527/128C07C2531/14C07C11/02
    • A process for the preparation of linear alpha olefins having 2n carbon atoms from linear alpha olefins having n carbon atoms comprising the steps of (a) dimerizing a linear alpha olefin having n carbon atoms in the presence of a dimerization catalyst to produce a linear internal olefin having 2n carbon atoms; (b)(i) reacting the linear internal olefin having 2n carbon atoms produced in step (a) with a trialkylaluminium compound in the presence of a catalytic amount of an isomerization/displacement catalyst in order to cause isomerization of the linear internal olefin and to displace alkyl group(s) from said trialkylaluminium compound to form an alkyl aluminium compound wherein at least one of the alkyl groups bound to aluminium is a linear alkyl which has been derived from the isomerization of said linear internal olefin; and (b)(ii) reacting said alkyl aluminium compound with an alpha olefin optionally in the presence of a displacement catalyst so as to displace said linear alkyl from said alkyl aluminium compound to form a linear alpha olefin having 2n carbon atoms.
    • 制备具有n个碳原子的直链α-烯烃具有2n个碳原子的直链α-烯烃的方法,包括以下步骤:(a)在二聚催化剂存在下二聚具有n个碳原子的直链α-烯烃以产生线性内烯烃 具有2n个碳原子; (b)(i)使催化量的异构化/置换催化剂存在下使步骤(a)中产生的具有2n个碳原子的直链内烯烃与三烷基铝化合物反应,以使线性内烯烃异构化, 从所述三烷基铝化合物置换烷基以形成烷基铝化合物,其中至少一个与铝结合的烷基是由所述直链内烯烃的异构化衍生的直链烷基; 和(b)(ii)任选地在置换催化剂存在下使所述烷基铝化合物与α-烯烃反应,以使所述烷基铝化合物的所述直链烷基取代形成具有2n个碳原子的直链α-烯烃。