多级孔分子筛材料的研究进展  

Research progress of hierarchical pores zeolite materials

作　　者：李文祎 孙书红 刘涛 尹建军[1] LI Wen-yi;SUN Shu-hong;LIU Tao;YIN Jian-jun(School of Petrochemical Engineering,Lanzhou University of Technology,Lanzhou 730050,China;Lanzhou Petrochemical Research Center,Institute of Petrochemical,PetroChina,Lanzhou 730060,China)

机构地区：[1]兰州理工大学石油化工学院,甘肃兰州730050 [2]中国石油石油化工研究院兰州化工研究中心,甘肃兰州730060

出　　处：《应用化工》2020年第9期2381-2384,共4页Applied Chemical Industry

基　　金：中国石油天然气股份有限公司科学研究与技术开发项目(2016E-0701)。

摘　　要：综述了近年来多级孔分子筛的研究进展,主要分为直接合成法和后处理法。直接合成法包括硬模板法和软模板法,后处理法包括脱铝法、脱硅法以及脱铝脱硅联用法。总结了各种处理方法的优点以及存在的问题,旨在为多级孔分子筛的制备提供更多的理论依据,并对其发展前景进行了展望。The research progress of multi-stage porous molecular sieves in recent years is reviewed,mainly including direct synthesis method and post-treatment method.The direct synthesis method includes hard template method and soft template method,and the post-treatment method includes dealumination method,desilication method and dealumination desilication combined method.The advantages and problems of various treatment methods are summarized in order to provide more theoretical basis for the preparation of multi-stage porous molecular sieves,and its development prospect is prospected.

关 键 词：分子筛 多级孔 直接合成法 后处理法 

分 类 号：TQ426.6[化学工程] TQ050.4