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liu hua cui hua lie hua cui hua ji de zui xin jin zhan ( xu )
Author(s): 
Pages: 66-72
Year: Issue:  1
Journal: Qilu Petrochemical Technology

Keyword:  添加剂沸石催化剂催化裂化催化剂温度汽油辛烷值最新进展蒸汽再生器形成烷基化物;
Abstract: <正> 如图21所示,未来FCC催化剂可认为是许多添加剂的组合,其使用将依赖于所用原料和要求的产物分布。 1.辛烷值升高添加剂ZSM—5 埃克森、莫比尔和加尔夫公司已经研究了形状选择沸石催化剂工艺(见图22)。如ZSM—5的目的是选择性地裂化正烷烃和正烯烃,故汽油辛烷值高,获得丙烯和丁烯这两种适用于烷基化的副产物。烷基化物产率下汉补偿了裂化汽油损失而且导致烷基化物和汽油的产量增加,RON和MON有相应增
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