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The role of acid strength of zeolites in liquid-phase alkylation of benzene with ethylene

机译:The role of acid strength of zeolites in liquid-phase alkylation of benzene with ethylene

摘要

The role of acid strength of zeolites in liquid-phase alkylation of benzene with ethylene was studied over beta, MCM-22, and USY zeolites by means of adsorbing NH3 at different temperatures. The strong acid sites are active centers, while the weak acid sites are inactive. The selectivity behavior of the strong acid sites varies with the relative acid strength as well as the types of the zeolites.
机译:通过在不同温度下吸附NH3,研究了沸石的酸强度在苯与乙烯的液相烷基化中的作用,超过了β,MCM-22和USY沸石。强酸位点是活性中心,而弱酸位点是惰性的。强酸位点的选择性行为随相对酸强度以及沸石的类型而变化。

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