采用改良的粉末混合法制备了系列经过其它金属氧化物改性的NiO/Al2O3催化剂,并运用X射线衍射、透射电子显微镜、N2低温物理吸附-脱附、程序升温还原、程序升温脱附、拉曼以及X射线光电子能谱对催化剂进行了表征.结果显示,在300～700℃经MgO修饰的NiO/Al2O3催化剂上CO甲烷化反应活性比NiO/ZrO2-Al2O3和NiO/SiO2-Al2O3的高.另一金属氧化物的加入削弱了NiO/Al2O3催化剂中Ni-Al间相互作用,形成更多的活性Ni物种,从而促进了反应的进行.
参考文献
| [1] | Kopyscinski J;Schildhauer T J;Biollaz S M .[J].FUEL,2010,89:1763. |
| [2] | Wu R F;Wang Y Z;Gao C G;Zhao Y X .[J].J Fuel Chem Technol,2009,37:578. |
| [3] | Turner JA .Sustainable hydrogen production[J].Science,2004(5686):972-974. |
| [4] | Huffman G P .[J].FUEL,2011,90:2671. |
| [5] | Zhao A;Ying W;Zhang H;Ma H Fang D .[J].CATALYSIS COMMUNICATIONS,2012,17:34. |
| [6] | Liu Z;Chu B;Zhai X;Jin Y Cheng Y .[J].FUEL,2012,95:599. |
| [7] | Wang S H;Lee J;Hong U G;Jung J C Koh D J Lim H Byun C Song I K .[J].Journal of Industrial and Engineering Chemistry,2002,18:243. |
| [8] | Takenaka S;Shimizu T;Otsuka K .[J].International Journal of Hydrogen Energy,2004,29:1065. |
| [9] | Urasaki K;Endo K I;Takahiro T;Kikuchi R Kojima T Satokawa S .[J].Topics in Catalysis,2010,53:707. |
| [10] | Galletti C;Specchia S;Specchia V .[J].CHEMICAL ENGINEERING JOURNAL,2011,167:616. |
| [11] | Bajusz J G;Kwik D J;Goodwin J G .[J].Catalysis Letters,1997,48:151. |
| [12] | Kok E;Scott J;Cant N;Trimm D .[J].Catalysis Today,2011,164:297. |
| [13] | Kim S H;Nam S W;Lim T H;Lee H I .[J].Applied Catalysis B:Environmental,2008,81:97. |
| [14] | Duan X;Qian G;Zhou X;Sui Z Chen D Yuan W .[J].Applied Catalysis B:Environmental,2011,101:189. |
| [15] | Kelley R D;Candela G A;Madey T E;Newbury D E Schehl R R .[J].Journal of Catalysis,1983,80:235. |
| [16] | 宋焕玲,杨建,赵军,丑凌军.CO_2在高分散Ni/La_2O_3催化剂上的甲烷化[J].催化学报,2010(01):21-23. |
| [17] | Zhao A M;Ying W Z;Zhang H T;Ma H F Fang D Y .[J].Journal of Natural Gas Chemistry,2012,21:170. |
| [18] | Ma S L;Tan Y S;Han Y Z .[J].Journal of Natural Gas Chemistry,2011,20:435. |
| [19] | Wang J;Wang Y;Wen J;Shen M Wang W .[J].Microporous and Mesoporous Materials,2009,121:208. |
| [20] | Guo J;Lou H;Zhao H;Chai D Zheng X .[J].Applied Catalysis A:General,2004,273:75. |
| [21] | Dietz R E;Parisot G I;Meixner A E .[J].Physical Review B:Condensed Matter,1971,4:2302. |
| [22] | Aminzadeh A.;Sarikhani-fard H. .Raman spectroscopic study of Ni/Al_2O_3 catalyst[J].Spectrochimica acta, Part A. Molecular and biomolecular spectroscopy,1999(7/8):1421-1425. |
| [23] | Mortensen A;Christensen D H;Nielsen O F;Pedersen E .[J].Journal of Raman Spectroscopy,1991,22:47. |
| [24] | Alstrup I. .ON THE KINETICS OF CO METHANATION ON NICKEL SURFACES[J].Journal of Catalysis,1995(1):216-225. |
| [25] | Yadav R;Rinker R G .[J].Industrial and Engineering Chemistry Research,1992,31:502. |
| [26] | Dai X P;Yu C C .[J].Journal of Natural Gas Chemistry,2008,17:365. |
| [27] | Cai M D;Wen J;Chu W;Cheng X Q Li Z J .[J].Journal of Natural Gas Chemistry,2011,20:318. |
| [28] | Seo J G;Youn M H;Song I K .[J].Journal of Molecular Catalysis A:Chemical,2007,268:9. |
| [29] | Yang J;Wang X;Li L;Shen K Lu X Ding W .[J].Applied Catalysis B:Environmental,2010,96:232. |
| [30] | Wang WZ.;Liu YK.;Xu CK.;Zheng CL.;Wang GH. .Synthesis of NiO nanorods by a novel simple precursor thermal decomposition approach[J].Chemical Physics Letters,2002(1/2):119-122. |
| [31] | Liu SL.;Yang WS.;Xu LY.;Xiong G.;Li C.;Xiong GX. .Partial oxidation of ethane to syngas over nickel-based catalysts modified by alkali metal oxide and rare earth metal oxide[J].Catalysis Letters,1999(3/4):167-171. |
| [32] | Maluf S S;Assaf E M .[J].FUEL,2009,88:1547. |
| [33] | Guimon C;Auroux A;Romero E;Monzon A .[J].Applied Catalysis A:General,2003,251:199. |
| [34] | Ashok J;Raju G;Reddy P S;Subrahmanyam M Venugopal A .[J].International Journal of Hydrogen Energy,2008,33:4809. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%