Oxidative coupling of methane over BaCl2-TiO2-SnO2 catalyst
文献类型:期刊论文
作者 | Wang ZL(王仲来)1,2![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
刊名 | Journal of Natural Gas Chemistry
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出版日期 | 2012 |
卷号 | 21期号:1页码:49-55 |
关键词 | oxidative coupling of methane BaCl2-TiO2-SnO2 catalyst synergistic effect Na2WO4-Mn/SiO2 catalyst |
ISSN号 | 1003-9953 |
通讯作者 | 丑凌军 ; 王晓来 |
英文摘要 | The performance of BaCl2-TiO2-SnO2 composite catalysts in oxidative coupling of methane reaction has been investigated. A series of BaCl2-TiO2, BaCl2-SnO2, TiO2-SnO2, and BaCl2-TiO2-SnO2 catalysts were prepared, and characterized by BET, XRD, XPS, CO2-TPD and H2-TPR, respectively. The synergistic effect among BaCl2, SnO2 and TiO2 compositions enhances the catalytic performance. The best C2 selectivity and ethylene yield are obtained on the catalyst with the equal molar amount of the three compositions (BaCl2: TiO2: SnO2 molar ratio of 1:1:1). The optimal reaction conditions are as follows: 800°C, 44 mL-min−1 for methane, 22 mL-min−1 for oxygen and a space velocity of 5000 mL-h−1-g−1, and the C2H4 yield over the catalyst is 20.1% with the CH4 conversion of 43.8% and C2 selectivity of 53.3%. |
学科主题 | 物理化学与绿色催化 |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000300751100009 |
公开日期 | 2013-10-11 |
源URL | [http://210.77.64.217/handle/362003/3902] ![]() |
专题 | 兰州化学物理研究所_OSSO国家重点实验室 |
通讯作者 | Wang XL(王晓来); Chou LJ(丑凌军) |
作者单位 | 1.Chinese Acad Sci, Lanzhou Inst Chem Phys, State Key Lab Oxo Synth & Select Oxidat, Lanzhou 730000, Gansu, Peoples R China 2.Chinese Acad Sci, Grad Univ, Beijing 10039, Peoples R China |
推荐引用方式 GB/T 7714 | Wang ZL,Zou GJ,Luo X,et al. Oxidative coupling of methane over BaCl2-TiO2-SnO2 catalyst[J]. Journal of Natural Gas Chemistry,2012,21(1):49-55. |
APA | Wang ZL.,Zou GJ.,Luo X.,Liu H.,Gao RX.,...&丑凌军.(2012).Oxidative coupling of methane over BaCl2-TiO2-SnO2 catalyst.Journal of Natural Gas Chemistry,21(1),49-55. |
MLA | Wang ZL,et al."Oxidative coupling of methane over BaCl2-TiO2-SnO2 catalyst".Journal of Natural Gas Chemistry 21.1(2012):49-55. |
入库方式: OAI收割
来源:兰州化学物理研究所
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