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    • 36. 发明授权
    • ALKYLAROMATICS PRODUCTION
    • 烷基酚生产
    • EP1542947B8
    • 2010-05-19
    • EP03754437.6
    • 2003-09-04
    • ExxonMobil Chemical Patents Inc.Washington Group International, Inc.
    • CLARK, Michael, C.SMITH, Charles, M.CIMINI, Ronald, J.MAERZ, Brian
    • C07C2/66
    • C07C2/66C07C6/126C07C15/073
    • A process is described for producing an alkylaromatic compound by reacting an alkylatable aromatic compound with a feed comprising an alkene and an alkane in a multistage reaction system comprising at least first and second series-connected alkylation reaction zones each containing an alkylation catalyst. At least the first alkylation reaction zone is operated under conditions of temperature and pressure effective to cause alkylation of the aromatic compound with the alkene in the presence of the alkylation catalyst, the temperature and pressure being such that the aromatic compound is partly in the vapor phase and partly in the liquid phase. An effluent comprising the alkylaromatic compound, unreacted alkylatable aromatic compound, any unreacted alkene and the alkane is withdrawn from the first alkylation reaction zone and at least part of the alkane is removed from the effluent to produce an alkane-depleted effluent. The alkane­ depleted effluent is then supplied to the second alkylation reaction zone.
    • 描述了一种通过使可烷基化芳族化合物与包含烯烃和烷烃的进料在多级反应体系中反应来制备烷基芳族化合物的方法,所述多级反应体系包含至少第一和第二串联连接的各自含有烷基化催化剂的烷基化反应区。 至少第一烷基化反应区在有效引起芳族化合物与烯烃在烷基化催化剂存在下烷基化的温度和压力条件下操作,温度和压力使得芳族化合物部分为气相 部分处于液相。 包含烷基芳族化合物,未反应的可烷基化芳族化合物,任何未反应的烯烃和烷烃的流出物从第一烷基化反应区中排出,并且至少部分烷烃从流出物中除去以产生贫烷烃流出物。 然后将贫去链烷烃的流出物供应到第二烷基化反应区。