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Influence of samarium on the hydrogenation properties of supported nickel catalyst
Authors:Luo Laitao  Li Songjun  Deng Gengfeng and Li Fengyi
Institution:(1) Institute of Applied Chemistry, Nanchang University, Nanchang, Jiangxi, 330047, P.R.China
Abstract:The effect of samarium on Ni/sepiolite catalyst was investigated by benzene hydrogenation, methanation of carbon dioxide, CO chemisorption, XPS and CS2 poisoning, respectively. The result indicates that a proper amount and impregnation order of samarium in the preparation of Ni-Sm/sepiolite catalyst are very efficient to improve the catalytic activity and anti-sulfur ability. At the same time, the mechanism of samarium improving hydrogenation activity of Ni/sepiolite is presented.
Keywords:hydrogenation  Samarium  nickel catalyst  sepiolite
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