Dynamic investigation of the role of the surface sulfates in NOx reduction and so2 oxidation over ¥205-WOs/TiO2 catalysts

Industrial and Engineering Chemistry Research

Volumn 37, Issue 6, 1998, Pages 2350-2359

  Orsenigo, Carlo ^a   Lietti, Luca ^a   Tronconi, Enrico ^b   Forzatti, Pio ^a   Bregani, Fiorenzo ^b  

^a POLITECNICO DI MILANO   (Italy)

^b ENEL   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

CATALYSTS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; NITROGEN OXIDES; PH EFFECTS; PYROLYSIS; REACTION KINETICS; SULFUR DIOXIDE; THERMOGRAVIMETRIC ANALYSIS; TITANIUM DIOXIDE; TUNGSTEN COMPOUNDS; VANADIUM COMPOUNDS;

BRONSTED ACIDITY; CATALYST CONDITIONING; LEWIS ACIDITY; TUNGSTEN TRIOXIDE; VANADIUM PENTOXIDE;

REDOX REACTIONS;

EID: 0032098212     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie970734t     Document Type: Article

References (30)

1. 2 De-NOxing Catalysts. J. Catal. 1995, 155, 117.
2. Ballardini, D.; Sighicelli, L.; Orsenigo, G.; Visconti, L.; Tronconi, E.; Forzatti, P.; Bahamonde, A.; Atanes, E.; Gomez Martin, J. P.; Bregani, F. Influence of the process parameters on the extrusion of ceramic catalysts. In Studies in Surface Science and Catalysis; Hightower, J. W., Delgass, W. N., Iglesias, E., Bell, A. T., Eds.; Elsevier: Amsterdam, 1996; Vol. 101, p 1359.
3. Bond, G. C.; Tahir, S. F. Vanadium oxide monolayer catalysts. Preparation, characterization and catalytic activity. Appl. Catal. 1991, 71, 1.
4. Bosch, H.; Janssen, F. Catalytic reduction of nitrogen oxides. A review on the fundamentals and technology. Catal. Today 1988, 2, 369.
5. 2 catalyst for the reduction of NO by NH3. J. Catal. 1990, 125, 411.
6. 2 catalysts for selective catalytic reduction of nitric oxide with ammonia. Appl. Catal., A 1992, 80, 135.
7. 2 superacid catalyst. J. Catal. 1993, 139, 277.
8. 2 in the reduction of nitric oxide with ammonia. Catal. Today 1996, 29, 161.
9. Cristiani, C.; Busca, G.; Forzatti, P. Notes on the surface structure of vanadia-titania catalysts. Combined Laser-Raman and Fourier Transform-Infrared investigation. J. Catal. 1989,116, 586.
10. xing catalysis for stationary applications. Heterog. Chem. Rev. 1996, 3 (1), 33.
11. Froment, G. F.; Bishoff, K. B. Chemical Reactor Analysis and Design; Wiley: New York, 1979.
12. Hawthorn, R. D. Afterburner catalysts-effect of heat and mass transfer between gas and catalyst surface. AIChE Symp. Ser. 1974, 137, 428.
13. x Reactors. Strategy for Replacing Deactivated Catalyst Elements. Chem. Eng. Technol. 1991, 14, 192.
14. x Catalysts: Relevance of the V-W Interaction on the Catalytic Activity. Ind. Eng. Chem. Res. 1996, 35, 3884.
15. Nakatsuji, T.; Miyairioto, A. Removal technology for nitrogen oxides and sulfur oxides from exhaust gases. Catal. Today 1991, 10, 21.
16. 2 for reduction of NO with NHs. Ind. Eng. Chem. Prod. Res. Dev. 1981, 20, 301.
17. x SCR catalysts. Catal. Today 1996, 27, 15.
18. Ramis, G.; Busca, G.; Cristiani, C.; Lietti, L.; Forzatti, P.; Bregani, F. Characterization of tuingsta-titania catalyst. Langmuir 1992, 8, 1744.
19. Ramis, G.; Busca, G.; Bregani, F. On the effect of dopants and additives on the state of surface vanadyl centers of vanadiatitania catalysts. Catal. Lett. 1993,18, 299.
20. Säur, O.; Bensitel, M.; Mohammed Saad, A. B.; Lavalley, J. C.; Tripp, C. P.; Morrow, B. A. The structure and stability of sulfated aluminia and titania. J. Catal. 1986, 99, 104.
21. Shikada, T.; Fujimoto, K.; Kunugi, T.; Tominaga, H. Reduction of nitric oxide with ammonia on vanadium oxide. Catalysts supported on homogeneously precipitated silica-titania. Ind. Eng. Chem. Prod. Res. Dev. 1981, 20, 91.
22. Srinivasan, R.; Keogh, R. A.; Milburn, D. R.; Davis, B. H. Sulfated zirconia catalyst: Characterization by TGA/DTA/Mass spectrometry. J. Catal. 1995, 153, 123.
23. 2 oxidation over honeycomb de-NOxing catalyst. Ind. Eng. Chem. Res. 1993a, 32, 826.
24. 3 over Honeycomb de-NOxing Catalysts. Ind. Eng. Chem. Res. 1993b, 32, 1053.
25. Topsoe, N.-Y.; Dumesic, J. A.; Topsoe, H. Vanadia/titania catalysts for selective catalytic reduction (SCR) of nitrogen oxide by ammonia. II. Studies of active sites and formulation of catalytic cycles. J. Catal. 1995, 757, 241.
26. Tronconi, E., and Forzatti, P. Adequacy of lumped parameter models for SCR reactors with monolith structure. AIChE. J. 1992, 38, 201.
27. 2 oxidation reactions. Chem. Eng. Sci. 1995, 49, 4277.
28. x reactions. Chem. Eng. Sci. 1996, 51 (11), 2965.
29. 3 and characterization by temperature-programmed reduction. J. Catal. 1989, 116, 309.
30. 3 over Titania Supported Rhenium Oxide Catalysts. J. Catal. 1996, 760, 322.