| 富氢气氛中CO优先氧化CuO-CeO_2基催化剂的研究进展 |
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| 引用本文： | 士丽敏,郑德山,王素敏. 富氢气氛中CO优先氧化CuO-CeO_2基催化剂的研究进展[J]. 化工进展, 2011, 30(9): 1956 |
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| 作者姓名： | 士丽敏 郑德山 王素敏 |
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| 作者单位： | 西安工业大学材料与化工学院，陕西 西安 710032 |
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| 基金项目： | 陕西省教育厅自然科学专项(2010JK608); 西安工业大学科学研究基金(204-000092)项目 |
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| 摘 要： | CuO-CeO2基催化剂对富氢气氛中CO优先氧化具有优良的活性和选择性，是替代贵金属最具潜力的催化体系之一。本文系统总结了CO优先氧化用CuO-CeO2基催化剂的研究现状，着重阐述催化剂制备工艺、成分优化、助剂改性、载体调变等对催化性能的影响规律，介绍催化活性位与CO优先氧化的催化机理，探讨催化剂稳定性与失活机制等，同时指出该催化体系目前存在的主要问题，并展望了今后一段时期可能的发展趋势。
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| 关 键 词： | 稀土过渡金属氧化物 富氢气氛 CO优先氧化 催化机理 |
Research progress of CuO-CeO_2-based catalysts for preferential oxidation of CO in hydrogen-rich gas |
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| SHI Limin,ZHENG Deshan,WANG Sumin. Research progress of CuO-CeO_2-based catalysts for preferential oxidation of CO in hydrogen-rich gas[J]. Chemical Industry and Engineering Progress, 2011, 30(9): 1956 |
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| Authors: | SHI Limin ZHENG Deshan WANG Sumin |
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| Affiliation: | School of Materials and Chemical Engineering，Xi’an Technological University，Xi’an 710032，Shannxi，China |
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| Abstract: | Research progress of CuO-CeO2-based catalysts for preferential oxidation of CO in hydrogen-rich gas is reviewed in this paper.The present status of CuO-CeO2-based catalysts is analyzed.The effects of preparation technology,composition optimization,additive modification and carrier promotion on catalytic properties of CuO-CeO2-based catalysts are summarized.The active sites,catalytic mechanism,stability and deactivation of the catalysts are presented.The obstacles for practical application of the catalysts a... |
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| Keywords: | rare earth and transition metal oxides hydrogen-rich gas CO preferential oxidation catalytic mechanism |
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