与传统化合物的单独合成及结构性能测定相比,高通量筛选技术具有简化并缩短发现目标化合物过程的特点.以紫外吸收光谱法为手段,利用高通量筛选技术考察了Co-Ce/HZSM-5对甲烷还原NOx反应的催化活性.研制了专用的平行反应器,使每个反应通道的反应温度相同,气体空速相近;建立了一种高通量初级筛选催化剂库的快速方法,初步评价了不同Co/Ce比的Co-Ce/HZSM-5催化剂样品的催化活性.结果表明,当w(Co)=2.5%及m(Co)/m(Ce)=2时,催化剂的活性最高,其活性因数达到了0.67.
参考文献
| [1] | Merrifield R B.[J].Journal of the American Chemical Society(14):2149. |
| [2] | Geysen H M;Meloen R H;Barteling S J.[J].Proceedings of the National Academy of Sciences of the United States of America:3998. |
| [3] | Terrett N K;Gardner M;Gordon D W;Kobylecki R J,Steele J.[J].TETRAHEDRON,1995(30):8135. |
| [4] | Ellman J A.[J].Accounts of Chemical Research(03):132. |
| [5] | Balkenhohl F;yon dem Bussche-Hinnefeld C;Lansky A;Zechel C.[J].Angewandte Chemie International Edition:2288. |
| [6] | 齐随涛,杨伯伦,卓颖.组合催化的原理、策略与发展[J].现代化工,2003(12):58-60. |
| [7] | Thomson S;Hoffmann C;Ruthe S;Schmidt H-W Schüth F.[J].Applied Catalysis A:General:253. |
| [8] | Service R F.[J].SCIENCE,1997(5325):474. |
| [9] | Claus P;Honicke D;Zech T .[J].Catalysis Today,2001,67(04):319. |
| [10] | Yamada Y;Ueda A;Zhao Z;Maekawa T,Suzuki K,Takada T,Kobayashi T .[J].Catalysis Today,2001,67(04):379. |
| [11] | Wang H;Liu Zh M;Shen J H.[J].Journal of Combinatorial Chemistry,2003(06):802. |
| [12] | Hoffmann C;Wolf A;Schüth F.[J].Angewandte Chemie International Edition:2800. |
| [13] | Snively C M;Oskarsdottir G;Lauterbach J .[J].Catalysis Today,2001,67(04):357. |
| [14] | Hoffmann C;Schmidt H-W;Schüth F.[J].Journal of Catalysis,2001(02):348. |
| [15] | Kiener C.;Kurtz M.;Wilmer H.;Hoffmann C.;Schmidt HW.;Grunwaldt JD. Muhler M.;Schuth F. .High-throughput screening under demanding conditions: Cu/ZnO catalysts in high pressure methanol synthesis as an example[J].Journal of Catalysis,2003(1/2):110-119. |
| [16] | Huybrechts W;Mijoin J;Jacobs P A;Martens J A.[J].Applied Catalysis A:General:1. |
| [17] | Shelef M .[J].Chemical Reviews,1995,95(01):209. |
| [18] | 张涛,任丽丽,林励吾.甲烷选择催化还原NO研究进展[J].催化学报,2004(01):75-83. |
| [19] | 杨华,王学中,周泽兴.HC-SCR技术应用于稀薄燃烧条件下NOx净化研究进展[J].化学研究与应用,2004(03):297-301. |
| [20] | Burch R;Watling T C.[J].Applied Catalysis B:Environmental:131. |
| [21] | Boix A.;Miro EE.;Lombardo EA.;Banares MA.;Mariscal R.;Fierro JLG. .The nature of cobalt species in Co and PtCoZSM5 used for the SCR of NOx with CH4[J].Journal of Catalysis,2003(1):186-194. |
| [22] | Li N;Wang A Q;Tang J W;Wang X D Liang D B Zhang T.[J].Applied Catalysis B:Environmental:195. |
| [23] | Ren L L;Zhang T;Tang J W;Zhao J F Li N Lin L W.[J].Applied Catalysis B:Environmental:129. |
| [24] | Liese T;Loffler E;Grünert W.[J].Journal of Catalysis,2001(01):123. |
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