介孔材料
催化作用
ZSM-5型
甲烷
化学工程
甲烷氧化偶联
材料科学
沸石
扫描电子显微镜
介孔有机硅
透射电子显微镜
化学
无机化学
介孔二氧化硅
纳米技术
有机化学
复合材料
工程类
作者
А. В. Восмериков,Andrey A. Stepanov,К. Н. Жарнов,Ludmila L. Korobitsyna
标识
DOI:10.1088/1757-899x/597/1/012019
摘要
Abstract Physicochemical and catalytic properties of 4.0% Mo/ZSM-5 catalysts manufactured on the basis of zeolites with a hierarchical pore system are investigated. The effect of the conditions of synthesis of zeolites with an additional mesoporous structure on their textural and acidic characteristics is studied. The structure and morphology of crystals of synthesized zeolites and catalysts produced from them are determined by the methods of X-ray diffraction analysis and high-resolution scanning transmission electron microscopy. It is shown that 4.0% Mo/ZSM-5 catalysts produced from zeolites with a mesoporous structure exhibit higher activity and stability in the course of methane dehydroaromatization.
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