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Carbon dioxide reforming of methane to synthesis gas over Ni/Si3N4 catalysts

✍ Scribed by Rujing Shang; Xiaoning Guo; Shifang Mu; Yingyong Wang; Guoqiang Jin; Hendrik Kosslick; Axel Schulz; Xiang-Yun Guo


Publisher
Elsevier Science
Year
2011
Tongue
English
Weight
996 KB
Volume
36
Category
Article
ISSN
0360-3199

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✦ Synopsis


Silicon nitride supported nickel catalyst prepared by impregnation using nickel nitrate solution was employed for the carbon dioxide reforming of methane. The catalyst was tested at 800 C under atmospheric pressure. The influences of Ni loading and calcination temperature on the catalytic performance were investigated. It was found that the nickel loading and calcination temperature strongly influenced the catalytic performance. Over the 7 wt. % Ni/Si 3 N 4 catalyst calcined at 400 C, the conversions of CH 4 and CO 2 can achieve 95% and 91%, respectively. Appropriate interaction between the metal and the basic support makes the catalyst more resistant to sintering and coking, and thus an excellent stability.


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