Influence of transition metals doping on the catalytic performance of CuO-CeO2 catalysts for the preferential oxidation of CO in excess hydrogen(过渡金属修饰对铜铈催化剂在选择性脱除CO反应中催化性能的影响)

LIUZhi-gang(刘志刚); ZHOURen-xian(周仁贤); ZHENGXiao-ming(郑小明)

doi:10.3785/j.issn.1008-9497.2009.03.013

Zhejiang Daxue xuebao. Lixue ban (May 2009)

Influence of transition metals doping on the catalytic performance of CuO-CeO2 catalysts for the preferential oxidation of CO in excess hydrogen(过渡金属修饰对铜铈催化剂在选择性脱除CO反应中催化性能的影响)

LIUZhi-gang(刘志刚),
ZHOURen-xian(周仁贤),
ZHENGXiao-ming(郑小明)

Affiliations

LIUZhi-gang(刘志刚): 1.Institute of Catalysis, Zhejiang University, Hangzhou 310028, China( 1.浙江大学催化研究所，浙江杭州 310028)
ZHOURen-xian(周仁贤): 1.Institute of Catalysis, Zhejiang University, Hangzhou 310028, China( 1.浙江大学催化研究所，浙江杭州 310028)
ZHENGXiao-ming(郑小明): 1.Institute of Catalysis, Zhejiang University, Hangzhou 310028, China( 1.浙江大学催化研究所，浙江杭州 310028)

DOI: https://doi.org/10.3785/j.issn.1008-9497.2009.03.013
Journal volume & issue: Vol. 36, no. 3
pp. 299 – 303

Abstract

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过渡金属（Mn、Fe、Ni、Zn、Co）修饰对铜铈催化剂的催化性能有明显的影响.Fe和Co的修饰对铜铈催化剂的CO氧化活性有较明显的促进作用,在110 ℃时,CO的转化率即达到99%；尤其Co的修饰增加了铜铈催化剂上CO转化率为99%的温度‘窗口’宽度约30 ℃,而Mn、Ni和Zn的修饰对铜铈催化剂的CO氧化活性则有一定的抑制作用.但不同过渡金属修饰对铜铈催化剂的氧化选择性均有明显的提高.

Published in Zhejiang Daxue xuebao. Lixue ban

ISSN: 1008-9497 (Print)
Publisher: Zhejiang University Press
Country of publisher: China
LCC subjects: Science: Mathematics: Instruments and machines: Electronic computers. Computer science; Science: Physics
Website: https://www.zjujournals.com/sci/EN/1008-9497/home.shtml

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