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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

纳米ZSM-5沸石的骨架热及水热稳定性研究

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Indexed by:期刊论文

Date of Publication:2004-01-01

Journal:石油化工

Included Journals:PKU、ISTIC

Volume:33

Issue:z1

Page Number:129-131

ISSN No.:1000-8144

Key Words:纳米ZSM-5沸石;骨架热稳定性;骨架水热稳定性

Abstract:对比研究了一种工业化的纳米ZSM-5沸石(晶粒度20～50nm,SiO2/Al2O3=28)的骨架热及水热稳定性.结果表明,在干燥空气中于700℃下恒温焙烧6 h和在100%水蒸气中于700℃下钝化4 h,纳米ZSM-5沸石的保留结晶度(2θ=23°峰高)分别为92.0%和82.8%;正己烷的保留吸附量分别为104.0%和92.6%.在同样条件下,一种大晶粒ZSM-5沸石的保留结晶度分别为94.2%和82.9%,正己烷的保留吸附量分别为106.0%和99.3%.上述结果预示着所研究的纳米ZSM.-5沸石有良好的骨架耐热及水热稳定性.

 

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