PROCESS FOR ISOMERIZING AROMATIC C8 COMPOUNDS IN THE PRESENCE OF A CATALYST COMPRISING A MODIFIED EUO ZEOLITE
    1.
    发明申请
    PROCESS FOR ISOMERIZING AROMATIC C8 COMPOUNDS IN THE PRESENCE OF A CATALYST COMPRISING A MODIFIED EUO ZEOLITE 有权
    在包含改性的EUO ZEOLITE的催化剂存在下异构化芳族C8化合物的方法

    公开(公告)号:US20080221376A1

    公开(公告)日:2008-09-11

    申请号:US11955825

    申请日:2007-12-13

    IPC分类号: C07C5/22

    摘要: A process for isomerizing a feed comprising at least one aromatic compound containing eight carbon atoms per molecule is carried out in the presence of a catalyst comprising at least one modified zeolite with structure type EUO, at least one binder and at least one metal from group VIII of the periodic table, said catalyst having been prepared using a process which comprises the following in succession: a) a step for treatment of a zeolite with structure type EUO in the presence of at least one molecular compound containing at least one silicon atom, during which said compound, with a diameter greater than the maximum pore opening diameter in said zeolite, is deposited in the gas phase on the outer surface of said zeolite; b) at least one heat treatment step; c) forming said zeolite with a binder; d) at least one step for introducing at least one metal from group VIII of the periodic table onto a support based on said modified and formed zeolite.

    摘要翻译: 在包含至少一种结构类型为EUO的改性沸石,至少一种粘合剂和至少一种来自VIII族的金属的催化剂的存在下,进行包含至少一种每分子含有8个碳原子的芳族化合物的进料异构化的方法 所述催化剂已经使用以下方法制备的催化剂:a)在存在至少一种含有至少一个硅原子的分子化合物的存在下,处理具有结构型EUO的沸石的步骤,在 其中所述化合物的直径大于所述沸石中的最大孔开口直径在气相中沉积在所述沸石的外表面上; b)至少一个热处理步骤; c)用粘合剂形成所述沸石; d)至少一个步骤,用于将基于所述改性和形成的沸石的元素周期表第Ⅷ族中的至少一种金属引入到载体上。

    Process for isomerizing aromatic C8 compounds in the presence of a catalyst comprising a modified EUO zeolite
    2.
    发明授权
    Process for isomerizing aromatic C8 compounds in the presence of a catalyst comprising a modified EUO zeolite 有权
    在包含改性的EUO沸石的催化剂存在下使芳族C8化合物异构化的方法

    公开(公告)号:US07872166B2

    公开(公告)日:2011-01-18

    申请号:US11955825

    申请日:2007-12-13

    IPC分类号: C07C5/27

    摘要: A process for isomerizing a feed comprising at least one aromatic compound containing eight carbon atoms per molecule is carried out in the presence of a catalyst comprising at least one modified zeolite with structure type EUO, at least one binder and at least one metal from group VIII of the periodic table, said catalyst having been prepared using a process which comprises the following in succession: a) a step for treatment of a zeolite with structure type EUO in the presence of at least one molecular compound containing at least one silicon atom, during which said compound, with a diameter greater than the maximum pore opening diameter in said zeolite, is deposited in the gas phase on the outer surface of said zeolite; b) at least one heat treatment step; c) forming said zeolite with a binder; d) at least one step for introducing at least one metal from group VIII of the periodic table onto a support based on said modified and formed zeolite.

    摘要翻译: 在包含至少一种结构类型为EUO的改性沸石,至少一种粘合剂和至少一种来自VIII族的金属的催化剂的存在下,进行包含至少一种每分子含有8个碳原子的芳族化合物的进料异构化的方法 所述催化剂已经使用以下方法制备的催化剂:a)在存在至少一种含有至少一个硅原子的分子化合物的存在下,处理具有结构型EUO的沸石的步骤,在 其中所述化合物的直径大于所述沸石中的最大孔开口直径在气相中沉积在所述沸石的外表面上; b)至少一个热处理步骤; c)用粘合剂形成所述沸石; d)至少一个步骤,用于将基于所述改性和形成的沸石的元素周期表第Ⅷ族中的至少一种金属引入到载体上。

    Process for middle distillate production from fischer-tropsch waxes using a modified-zeolite-based catalyst by a basic treatment
    5.
    发明申请
    Process for middle distillate production from fischer-tropsch waxes using a modified-zeolite-based catalyst by a basic treatment 有权
    通过基础处理使用改性沸石型催化剂从费托蜡生产中间馏分的方法

    公开(公告)号:US20110120910A1

    公开(公告)日:2011-05-26

    申请号:US12942315

    申请日:2010-11-09

    IPC分类号: C10G69/02 C10G47/20 C10G35/04

    摘要: This invention describes a process for the production of middle distillates from a paraffinic feedstock that is produced by Fischer-Tropsch synthesis, implementing a hydrocracking/hydroisomerization catalyst that comprises at least one hydro-dehydrogenating metal that is selected from the group that is formed by the metals of group VIB and group VIII of the periodic table and a substrate that comprises at least one dealuminified Y zeolite that has an initial overall atomic ratio of silicon to aluminum of between 2.5 and 20, a starting extra-lattice aluminum atom fraction by weight that is greater than 10%, relative to the total mass of aluminum that is present in the zeolite, a starting mesopore volume that is measured by nitrogen porosimetry that is greater than 0.07 ml.g−1, and a starting crystalline parameter ao of the elementary mesh of between 24.38 Å and 24.30 Å, whereby said zeolite is modified by a) a basic treatment stage consisting in mixing said dealuminified Y zeolite with a basic aqueous solution, and at least one heat treatment stage c).

    摘要翻译: 本发明描述了一种由费 - 托合成生产的石蜡原料生产中间馏分的方法,其实施加氢裂化/加氢异构化催化剂,其包含至少一种加氢脱氢金属,其选自由 元素周期表VIB族和VIII族的金属以及包含至少一种脱铝Y沸石的底物,其具有硅与铝的初始总原子比为2.5至20,起始晶格间铝原子级分的重量比为 相对于存在于沸石中的铝的总质量大于10%,通过氮气孔率法测量的起始中孔体积大于0.07ml.g-1,并且初级晶体参数ao为初级 筛网在24.38埃至24.30埃之间,由此所述沸石通过以下步骤进行改性:a)将所述脱铝Y沸石w 碱性水溶液和至少一个热处理阶段c)。