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    • 60. 发明公开
    • PROCESS FOR PRODUCING CYCLOHEXYLBENZENE
    • 生产环己基苯的方法
    • EP2411351A2
    • 2012-02-01
    • EP09840945.1
    • 2009-11-24
    • ExxonMobil Chemical Patents Inc.
    • CHEN, Tan-jenBENITEZ, Francisco, M.CHENG, Jane, C.STANAT, Jon, E.
    • C07C13/28C07C2/74B01J29/74B01J8/02
    • B01J29/7676B01J29/7476C07C2/76Y02P20/52C07C13/28
    • In a process for producing cyclohexylbenzene, benzene and hydrogen are fed to at least one reaction zone comprising a catalyst system which comprises a molecular sieve and at least one hydrogenation metal. The MCM-22 family molecular sieve having an X-ray diffraction pattern including d-spacing maxima at 12.4±0.25, 6.9±0.15, 3.57±0.07 and 3.42±0.07 Angstrom, and the hydrogenation metal is selected from the group consisting of palladium, ruthenium, nickel, zinc, tin, cobalt, and combinations of any two or more thereof. Hydroalkylation conditions of temperature and pressure are selected to produce a hydroalkylation conversion in a range of from about 15% to about 75% The benzene and hydrogen are then contacted in the at least one reaction zone under said selected hydroalkylation condition to produce an effluent containing cyclohexylbenzene.
    • 在生产环己基苯的方法中,将苯和氢进料到至少一个包含催化剂体系的反应区,所述催化剂体系包含分子筛和至少一种氢化金属。 具有包括在12.4±0.25,6.9±0.15,3.57±0.07和3.42±0.07埃处的d间距最大值的X射线衍射图的MCM-22家族分子筛和氢化金属选自钯, 钌,镍,锌,锡,钴及其任何两种或更多种的组合。 选择温度和压力的加氢烷基化条件以产生在约15%至约75%范围内的加氢烷基化转化率。然后在所述选定的加氢烷基化条件下,在至少一个反应区中使苯和氢接触以产生含有环己基苯 。