Zr/ZSM-5-SBA-15的制备及其氧化脱硫动力学研究  

Preparation of Zr/ZSM-5-SBA-15 and its dynamical behaviors in oxidation desulfurization

作　　者：李智超[1] 李会鹏[1] 赵华[1] 蔡天凤[1] 

机构地区：[1]辽宁石油化工大学石油化工学院,辽宁抚顺113001

出　　处：《应用化工》2014年第1期46-49,共4页Applied Chemical Industry

基　　金：辽宁省博士启动基金资助项目(20081104);中石化项目(2012010106)

摘　　要：以ZrSO4为活性组分,采用等体积浸渍法制备Zr/ZSM-5-SBA-15催化剂,用于模拟油氧化脱硫反应,Zr/ZSM-5-SBA-15的最佳制备条件为500℃烧焙5 h,Zr的负载量为20%;动力学研究表明,以Zr/ZSM-5-SBA-15为催化剂,氧化脱除模拟油中含硫化合物的反应为表观一级反应,反应的活化能为E a=44.23 kJ/mol,脱硫率可达84.53%。ZrSO4 Is the active ingredient,using incipient wetness impregnation to prepared ZrSO4 catalyst used to simulate the oil oxidative desulfurization reaction,the best preparation conditions were as follows： roasting 5 h,at 500 ℃,the load of Zr was 20%; the kinetics showed that,it can be shown that Zr/ZSM-5-SBA-15 as catalyst,the reaction is a pseudo first-order reaction,and the activation energy is E a = 44. 23 kJ/mol,the desulfurization rate was up to 84. 53%.

关 键 词：氧化脱硫 模拟油 动力学 

分 类 号：TQ016[化学工程]