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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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甲醇脱水制二甲醚的杂多酸/纳米HZSM-5复合固体酸催化剂

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Indexed by:期刊论文

Date of Publication:2013-05-15

Journal:化学学报

Included Journals:SCIE、PKU、ISTIC、CSCD、Scopus

Volume:71

Issue:5

Page Number:810-814

ISSN No.:0567-7351

Key Words:12-磷钨酸;纳米HZSM-5沸石;甲醇脱水;二甲醚

Abstract:开发低温、高活性和良好稳定性的催化剂成为甲醇气相脱水制二甲醚乃至合成气一步法制二甲醚反应的核心.在氧化铝挤条成型的纳米HZSM-5沸石上负载Keggin结构12-磷钨酸制备了复合固体酸催化剂,通过FT-IR、UV-Raman、31p MAS-NMR和XRD对所制备的样品进行表征.以甲醇气相脱水制二甲醚为探针反应的研究结果表明,在选定的操作条件下连续运转超过300 h,甲醇摩尔转化率大于87%(理论转化率90.9%),二甲醚摩尔选择性高于99.0%,是目前该反应非常有效的催化剂之一.