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Correlation of activity and stability of CuO/ZnO/Al2O3 methanol steam reforming catalysts with Cu/Zn composition obtained by SEM–EDAX analysis

V Durga , Kumari and M. , Subrahmanyam and A, Ratnamala and D, Venugopal and B, Srinivas and M V, Phanikrishna Sharma and S S, Madhavendra and B, Bikshapathi and K, Venkateswarlu and T, Krishnudu and K B S, Prasad and K V, Raghavan (2002) Correlation of activity and stability of CuO/ZnO/Al2O3 methanol steam reforming catalysts with Cu/Zn composition obtained by SEM–EDAX analysis. Catalysis Communications , 3 . pp. 417-424.

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Abstract

A series of CuO/ZnO/Al2O3 catalysts were prepared and characterized by TPR, surface area, metal area, XRD and SEM–EDAX analysis. These systems were evaluated in the development of a methanol steam reforming catalyst (MSR). A correlation of activity and stability of MSR catalysts with the Cu/Zn ratio derived by SEM–EDAX analysis is observed. The stable activity of these catalysts is also supported by the method of preparation, low temperature reducibility and the presence of reversibly oxidizable Cu species observed by TPR of fresh and used catalysts.

Item Type:Article
Subjects:Science > Chemistry
ID Code:520
Deposited By:INVALID USER
Deposited On:02 Apr 2007 16:54
Last Modified:02 Apr 2007 16:54

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