Manganese-promoted Rh supported on a modified SBA-15 molecular sieve for ethanol synthesis from syngas. Effect of manganese loading
文献类型:期刊论文
作者 | Chen, Guochang; Zhang, Xiaohui; Guo, Cun-Yue; Yuan, Guoqing |
刊名 | COMPTES RENDUS CHIMIE
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出版日期 | 2010-11-01 |
卷号 | 13期号:11页码:1384-1390 |
关键词 | Rhodium Manganese Co Hydrogenation C-2 Oxygenates Ethanol Sba-15 Syngas |
ISSN号 | 1631-0748 |
DOI | 10.1016/j.crci.2010.03.025 |
英文摘要 | A modified mesoporous molecular sieve SBA-15 possessing larger pore diameter, pore volume, and high hydrothermal stability was developed. Loaded with RhCl3 and Mn(NO3)(2), the as-prepared SBA-15 performed excellently in catalyzing direct conversion of syngas to ethanol. The highest perimeter of Rh-MnO interface and ethanol yield were reached at the Mn/Rh weight ratio of about 1. High CO conversion, more than 90% in the first three hours, was obtained over the catalyst 7 wt% Rh-7 wt% Mn/SBA-15. Improved catalytic performance is attributed to the increase in the amount of reducible oxide, which resulted in an enhancement of the perimeter of the Rh-MnO interface when the Mn/Rh weight ratio is about 1, and the enhanced ability of rhodium to dissociate and to hydrogenate the carbon monoxide molecule by the addition of manganese. (C) 2010 Academie des sciences. Published by Elsevier Masson SAS. All rights reserved. |
语种 | 英语 |
WOS记录号 | WOS:000284448700007 |
出版者 | ELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIER |
源URL | [http://ir.iccas.ac.cn/handle/121111/69323] ![]() |
专题 | 中国科学院化学研究所 |
通讯作者 | Yuan, Guoqing |
作者单位 | Chinese Acad Sci, Inst Chem, New Mat Lab, Beijing Natl Lab Mol Sci, Beijing 100190, Peoples R China |
推荐引用方式 GB/T 7714 | Chen, Guochang,Zhang, Xiaohui,Guo, Cun-Yue,et al. Manganese-promoted Rh supported on a modified SBA-15 molecular sieve for ethanol synthesis from syngas. Effect of manganese loading[J]. COMPTES RENDUS CHIMIE,2010,13(11):1384-1390. |
APA | Chen, Guochang,Zhang, Xiaohui,Guo, Cun-Yue,&Yuan, Guoqing.(2010).Manganese-promoted Rh supported on a modified SBA-15 molecular sieve for ethanol synthesis from syngas. Effect of manganese loading.COMPTES RENDUS CHIMIE,13(11),1384-1390. |
MLA | Chen, Guochang,et al."Manganese-promoted Rh supported on a modified SBA-15 molecular sieve for ethanol synthesis from syngas. Effect of manganese loading".COMPTES RENDUS CHIMIE 13.11(2010):1384-1390. |
入库方式: OAI收割
来源:化学研究所
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