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    • 4. 发明授权
    • Monoalkylated aromatic compound production
    • 单烷基化芳香族化合物生产
    • US08247629B2
    • 2012-08-21
    • US12299508
    • 2007-04-17
    • Michael C. ClarkChristine N. EliaFrederick Y. LoYun-Feng Chang
    • Michael C. ClarkChristine N. EliaFrederick Y. LoYun-Feng Chang
    • C07C2/66C07C6/12
    • C07C2/66B01J29/06B01J29/70B01J29/7007B01J29/7038B01J35/002B01J35/026B01J37/0009B01J37/0045B01J2229/42C10G29/205C10G2300/1092C10G2300/1096C10G2300/4018C10G2300/4056C10G2400/30C07C15/02
    • A process for producing a monoalkylated aromatic compound in an alkylation reaction zone, said process comprising the steps of: (a) providing a first catalytic particulate material having a ratio of surface area over volume ratio greater than about 79 cm−1, (b) providing said alkylation reaction zone with an alkylatable aromatic compound, an alkylating agent, and said first catalytic particulate material; and (c) contacting said alkylatable aromatic compound and said alkylating agent with said catalytic particulate material in said alkylation reaction zone maintained under alkylation conditions, to form a product comprised of said monoalkylated aromatic compound and polyalkylated aromatic compound(s). The molar ratio of said polyalkylated aromatic compound(s) over said monoalkylated aromatic compound produced by said first catalytic particulate material is less than the molar ratio of polyalkylated aromatic compound(s) over monoalkylated aromatic compound produced by a second catalytic particulate material and said alkylation reaction zone is operated under the same alkylation conditions, wherein at least 51 wt. % of said second catalytic particulate material having a ratio of surface area over volume between 78 and 79 cm−1.
    • 一种在烷基化反应区中制备单烷基化芳族化合物的方法,所述方法包括以下步骤:(a)提供具有大于约79cm -1的体积比的表面积比率的第一催化颗粒材料,(b) 向所述烷基化反应区提供可烷基化芳族化合物,烷基化剂和所述第一催化颗粒材料; 和(c)使所述烷基化芳族化合物和所述烷基化剂与所述烷基化反应区中的所述催化颗粒材料接触,所述烷基化反应区保持在烷基化条件下,以形成由所述单烷基化芳族化合物和多烷基化芳族化合物组成的产物。 所述多烷基化芳族化合物与所述第一催化颗粒材料制备的所述单烷基化芳族化合物的摩尔比小于由第二催化颗粒材料制备的多烷基化芳族化合物与单烷基化芳族化合物的摩尔比,并且所述烷基化 反应区在相同的烷基化条件下操作,其中至少51wt。 所述第二催化颗粒材料的%具有在78和79cm -1之间的体积上的表面积比。
    • 5. 发明申请
    • Monoalkylated Aromatic Compound Production
    • 单烷基化芳香族化合物生产
    • US20090306446A1
    • 2009-12-10
    • US12299508
    • 2007-04-17
    • Michael C. ClarkChristine N. EliaFrederick Y. LoYun-Feng Chang
    • Michael C. ClarkChristine N. EliaFrederick Y. LoYun-Feng Chang
    • C07C2/66
    • C07C2/66B01J29/06B01J29/70B01J29/7007B01J29/7038B01J35/002B01J35/026B01J37/0009B01J37/0045B01J2229/42C10G29/205C10G2300/1092C10G2300/1096C10G2300/4018C10G2300/4056C10G2400/30C07C15/02
    • A process for producing a monoalkylated aromatic compound in an alkylation reaction zone, said process comprising the steps of: (a) providing a first catalytic particulate material having a ratio of surface area over surface volume ratio greater than about 79 cm−1, (b) providing said alkylation reaction zone with an alkylatable aromatic compound, an alkylating agent, and said first catalytic particulate material; and (c) contacting said alkylatable aromatic compound and said alkylating agent with said catalytic particulate material in said alkylation reaction zone maintained under alkylation conditions, to form a product comprised of said monoalkylated aromatic compound and polyalkylated aromatic compound(s). The molar ratio of said polyalkylated aromatic compound(s) over said monoalkylated aromatic compound produced by said first catalytic particulate material is less than the molar ratio of polyalkylated aromatic compound(s) over monoalkylated aromatic compound produced by a second catalytic particulate material and said alkylation reaction zone is operated under the same alkylation conditions, wherein at least 51 wt. % of said second catalytic particulate material having a ratio of surface area over surface volume between 78 and 79 cm−1.
    • 一种在烷基化反应区中制备单烷基化芳族化合物的方法,所述方法包括以下步骤:(a)提供具有大于约79cm -1的表面体积比的表面积比例的第一催化颗粒材料,(b )向所述烷基化反应区提供可烷基化芳族化合物,烷基化剂和所述第一催化颗粒材料; 和(c)使所述烷基化芳族化合物和所述烷基化剂与所述烷基化反应区中的所述催化颗粒材料接触,所述烷基化反应区保持在烷基化条件下,以形成由所述单烷基化芳族化合物和多烷基化芳族化合物组成的产物。 所述多烷基化芳族化合物与所述第一催化颗粒材料制备的所述单烷基化芳族化合物的摩尔比小于由第二催化颗粒材料制备的多烷基化芳族化合物与单烷基化芳族化合物的摩尔比和所述烷基化 反应区在相同的烷基化条件下操作,其中至少51wt。 所述第二催化颗粒材料的百分比具有在78和79cm -1之间的表面积之比。