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DALIAN UNIVERSITY OF TECHNOLOGY Login 中文
Hongchen Guo

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates


Gender:Male
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:School of Chemical Engineering
Discipline:Industrial Catalysis. Physical Chemistry (including Chemical Physics)
Business Address:521 Room,Chemical Engineering Building B,West Campus, Dalian University of Technology.
Contact Information:+86-411-84986120
E-Mail:hongchenguo@dlut.edu.cn
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Current position: Home >> Scientific Research >> Paper Publications

ZSM-5晶粒度对其负载的TiO2光催化剂性能的影响

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Indexed by:期刊论文

Date of Publication:2010-05-01

Journal:催化学报

Included Journals:PKU、ISTIC、CSCD、SCIE

Volume:31

Issue:5

Page Number:573-578

ISSN No.:0253-9837

Key Words:二氧化钛:ZSM-5沸石 晶粒度 甲基橙 吸附 光催化

Abstract:采用透射电子显微镜、扫描电子显微镜、X射线荧光分析、X射线光电子能谱、紫外.可见漫反射光谱和吡啶吸附傅里叶变换红外光谱等表征方法以及偶氮染料甲基橙的吸附和光降解反应,研究了ZSM-5晶粒度对TiO2/ZSM-5光催化剂性能的影响.结果表明,TiO2主要负载于ZSM.5沸石外表面,因而减小载体晶粒度有利于提高TiO2的负载量和分散性.纳米ZSM-5沸石负载的TiO2催化剂具有较高的甲基橙吸附量,且吸附发生在ZSM-5外表面的酸中心上,催化剂良好的吸附能力促进了甲基橙的光降解.