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    • 2. 发明授权
    • Monitoring of ionic liquid catalyst deactivation
    • 监测离子液体催化剂失活
    • US08658426B2
    • 2014-02-25
    • US12437515
    • 2009-05-07
    • Hye-Kyung TimkenAnnie T. Pathiparampil
    • Hye-Kyung TimkenAnnie T. Pathiparampil
    • G01N31/10G01N31/16B01J27/125B01J27/06B01J31/00
    • G01N31/10B01J27/06B01J27/125B01J31/00B01J31/0284B01J31/40C07C2/58C10G11/02C10G29/06C10G29/205C10G50/00G01N31/16Y02P20/584Y10T436/145555C07C9/16
    • A process for determining ionic liquid catalyst deactivation including (a) collecting at least one sample of an ionic liquid catalyst; (b) hydrolyzing the at least one sample to provide at least one hydrolyzed sample; (c) titrating the at least one hydrolyzed sample with a basic reagent to determine a volume of the basic reagent necessary to neutralize a Lewis acid species of the ionic liquid catalyst; and (d) calculating the acid content of the at least one sample from the volume of basic reagent determined in step (c) is described. Processes incorporating such a process for determining ionic liquid catalyst deactivation are also described. These processes are an alkylation process, a process for controlling ionic liquid catalyst activity in a reaction producing by-product conjunct polymers, and a continuous process for maintaining the acid content of an ionic liquid catalyst at a target acid content in a reaction producing by-product conjunct polymers.
    • 一种用于测定离子液体催化剂失活的方法,包括(a)收集至少一种离子液体催化剂样品; (b)水解所述至少一种样品以提供至少一种水解样品; (c)用碱性试剂滴定至少一种水解样品以确定中和离子液体催化剂的路易斯酸物质所需的碱性试剂的体积; 并且(d)描述从步骤(c)中确定的碱性试剂的体积计算至少一种样品的酸含量。 还描述了结合这种用于确定离子液体催化剂失活的方法的方法。 这些方法是烷基化方法,用于控制产生副产物结合聚合物的反应中的离子液体催化剂活性的方法,以及在反应生成副产物的反应中将离子液体催化剂的酸含量保持在目标酸含量的连续方法, 产品结合聚合物。
    • 6. 发明申请
    • PROCESS FOR RECYCLING HYDROGEN HALIDE TO A REACTOR COMPRISING AN IONIC LIQUID
    • 将氢化氢回收到包含离子液体的反应器的方法
    • US20110155640A1
    • 2011-06-30
    • US12650826
    • 2009-12-31
    • Hye-Kyung TimkenChristine PhillipsRobert F. Cleverdon
    • Hye-Kyung TimkenChristine PhillipsRobert F. Cleverdon
    • C10G7/00
    • C10G7/00C10G2300/201
    • A process for hydrocarbon conversion, comprising: a) stripping or distilling a hydrocarbon effluent from a reactor comprising an ionic liquid catalyst having: a metal halide, and a hydrogen halide or an organic halide into a first and second fraction, and b) recycling at least a portion of the first fraction comprising at least 5 wt % and less than 95 wt % of the hydrogen halide to the reactor. A process comprising: a) stripping or distilling a hydrocarbon effluent from a reactor comprising an ionic liquid catalyst into a first fraction having at least 5 wt % of hydrogen halide and a second fraction having less than 25 wppm hydrogen halide; and b) recycling at least a portion of the first fraction to the reactor to improve the selectivity of products. A process comprising recycling of the catalyst, the first fraction, and a portion of the second fraction that is an isoparaffin to the reactor.
    • 一种用于烃转化的方法,包括:a)从含有金属卤化物和卤化氢或有机卤化物的离子液体催化剂的反应器中汽提或蒸馏烃流出物至第一和第二馏分,和b) 所述第一馏分的至少一部分包含至少5重量%且小于95重量%的卤化氢至所述反应器。 一种方法,包括:a)将烃流出物从包括离子液体催化剂的反应器中汽提或蒸馏成具有至少5重量%卤化氢的第一馏分和具有小于25wppm卤化氢的第二馏分; 和b)将至少一部分第一馏分再循环到反应器中以提高产物的选择性。 一种方法,包括将催化剂,第一馏分和作为异链烷烃的第二馏分的一部分再循环到反应器中。
    • 7. 发明申请
    • MONITORING OF IONIC LIQUID CATALYST DEACTIVATION
    • 监测离子液体催化剂灭活
    • US20100129921A1
    • 2010-05-27
    • US12437515
    • 2009-05-07
    • Hye-Kyung TimkenAnnie T. Pathiparampil
    • Hye-Kyung TimkenAnnie T. Pathiparampil
    • G01N33/50G01N31/22C07C2/00
    • G01N31/10B01J27/06B01J27/125B01J31/00B01J31/0284B01J31/40C07C2/58C10G11/02C10G29/06C10G29/205C10G50/00G01N31/16Y02P20/584Y10T436/145555C07C9/16
    • A process for determining ionic liquid catalyst deactivation including (a) collecting at least one sample of an ionic liquid catalyst; (b) hydrolyzing the at least one sample to provide at least one hydrolyzed sample; (c) titrating the at least one hydrolyzed sample with a basic reagent to determine a volume of the basic reagent necessary to neutralize a Lewis acid species of the ionic liquid catalyst; and (d) calculating the acid content of the at least one sample from the volume of basic reagent determined in step (c) is described. Processes incorporating such a process for determining ionic liquid catalyst deactivation are also described. These processes are an alkylation process, a process for controlling ionic liquid catalyst activity in a reaction producing by-product conjunct polymers, and a continuous process for maintaining the acid content of an ionic liquid catalyst at a target acid content in a reaction producing by-product conjunct polymers.
    • 一种用于测定离子液体催化剂失活的方法,包括(a)收集至少一种离子液体催化剂样品; (b)水解所述至少一种样品以提供至少一种水解样品; (c)用碱性试剂滴定至少一种水解样品以确定中和离子液体催化剂的路易斯酸物质所需的碱性试剂的体积; 并且(d)描述从步骤(c)中确定的碱性试剂的体积计算至少一种样品的酸含量。 还描述了结合这种用于确定离子液体催化剂失活的方法的方法。 这些方法是烷基化方法,用于控制产生副产物结合聚合物的反应中的离子液体催化剂活性的方法,以及在反应生成副产物的反应中将离子液体催化剂的酸含量保持在目标酸含量的连续方法, 产品结合聚合物。