Transformation of paraffins to improve the octane number of the cracked naphtha over Ni/HZSM-5 catalyst

Petroleum Science and Technology

Volumn 25, Issue 4, 2007, Pages 491-502

  Yin, C ^a   Zhao, R ^a   Zhao, H ^a   Xu, Y ^a   Liu, C ^a  

^a CHINA UNIVERSITY OF PETROLEUM   (China)

Author keywords

Aromatization; Hydrocracking; N heptane; Zeolite; ZSM 5

Indexed keywords

AROMATIZATION; FOURIER TRANSFORM INFRARED SPECTROSCOPY; HYDROCRACKING; NAPHTHAS; X RAY POWDER DIFFRACTION; ZEOLITES;

N HEPTANE; REACTION TEMPERATURE; THRESHOLD VALUE;

PARAFFINS;

EID: 34247594874     PISSN: 10916466     EISSN: 15322459     Source Type: Journal    
DOI: 10.1080/10916460500295199     Document Type: Article

References (27)

1. Biscardi, J. A., Meitzner, G. D., and Iglesia, E. (1998). Structure and density of active Zn species in Zn/H-ZSM5 propane aromatization catalysts. J. Catal. 179:192-202.
2. Chica, A., and Corma, A. (1999). Hydroisomerization of pentane, hexane, and heptane for improving the octane number of gasoline. J. Catal. 187:167-176.
3. Clause, O., Rebours, B., and Merlen, E. (1992). Preparation and characterization of nickel-aluminum mixed oxides obtained by thermal decomposition of hydrotalcite-type precursors. J. Catal. 133:231-246.
4. 13C-n.m.r. spectroscopy. Zeolite 2:42-46.
5. Fu, Z., Yin, D., Yang, Y., and Guo, X. (1995). Characterization of modified ZSM-5 catalysts for propane aromatization prepared by a solid state reaction. Appl. Catal. A 124:59-71.
6. 3 systems: I. Solid-state properties of oxidized catalysts. J. Catal. 36:81-92.
7. Guisnet, M., Andy, P., Gnep, N. S., Benazzi, E., and Travers, C. (1996). Skeletal isomerization of n-butenes: I. mechanism of n-butene transformation on a nondeactivated h-ferrierite catalyst. J. Catal. 158:551-560.
8. Hillerova, E. Z., and Zdrazil, V. M. (1994). Magnesia supported Ni-Mo sulfide hydrodesulfurization and hydrodenitrogenation catalysts prepared by non-aqueous impregnation. Appl Catal. 118:111-125.
9. Hutchings, G. J., Nicolaides, C. P., and Scurrell, M. S. (1992). Developments in the production of methyl tert-butyl ether. Catal. Today 15:23-49.
10. Inui, T., Makino, Y., Okazumi, F., Nagano, S., and Miyamoto, A. (1987). Selective aromatization of light paraffins on platinum-ion-exchanged gallium-silicate bifunctional catalysts. Ind. Eng. Chem. Res. 26:647-652.
11. 3-MgO(x) mixed oxides. Catal. Today 43:135-146.
12. Li, D., Li, M., Chu, Y., Nie, H., and Shi, Y. (2003). Skeletal isomerization of light FCC naphtha. Catal. Today 81:65-73.
13. Li, Y., Xie, W., and Yong, S. (1997). The acidity and catalytic behavior of Mg-ZSM-5 prepared via a solid-state reaction. Appl. Catal. A 150: 231-242.
14. Nayak, V. S., and Choudhary, V. R. (1984). Selective poisoning of stronger acid sites on HZSM-5 in the conversion of alcohols and olefins to aromatics. Appl. Catal. 9:251-261.
15. Nicolaides, C. P., Sincadu, N. P., and Scurrell, M. S. (2001). NAS (novel aluminosilicates) as catalysts for the aromatisation or propane: Studies of zinc and gallium modified zeolite-based systems having various extends of XRD crystallinity. Catal. Today 71:429-435.
16. Ono, Y. (1992). Transformation of lower alkanes into aromatic hydro carbons over ZSM-5 zeolites. Catal. Rev.-Sci. Eng. 34:179-185.
17. Sahoo, S. K., Viswanadham, N., Ray, N., Gupta, J. K., and Singh, I. D. (2001). Studies on acidity, activity and coke deactivation of ZSM-5 during n-heptane aromatization. Appl. Catal. A 205:1-10.
18. Schaper, H., Berg-Slot, J. J., and Stork, W. H. (1989). Stabilized magnesia: A novel catalyst (support) material. Appl. Catal. 54:79-90.
19. Seddon, D. (1990). Paraffin oligomerisation to aromatics. Catal. Today 6:351-372.
20. Sun, D., and Zhao, Z. (1991). Transformation of heavy hydrocarbons into benzene, toluene, and xylenes over modified ZSM-5 catalysts. Ind. Eng. Chem. Res. 30:2013-2014.
21. Taylor, R. J., and Petty, R. H. (1994). Selective hydroisomerization of long chain normal paraffins. Appl. Catal. A 119:121-138.
22. Topsøe, N. Y., Pedersen, K., and Derouane, E. G. (1981). Infrared and temperature-programmed desorption study of the acidic properties of ZSM-5-type zeolites. J. Catal. 70:41-52.
23. Uemiya, S., Koike, I., and Kikuchi, E. (1990). Promotion of the conversion of propane to aromatics by use of a palladium membrane. Appl. Catal. 76:171-181.
24. Wakabayashi, F., Kondo, J. N., Domen, K., and Hirose, C. (1993). FT-IR studies of the interaction between zeolitic hydroxyl groups and small molecules. 1. Adsorption of nitrogen on H-mordenite at low temperature. J. Phys. Chem. 97:10761-10768.
25. Xie, Y. C., and Tang, Y. Q. (1990). Spontaneous monolayer dispersion of oxides and salts onto surface of supports: Application to heterogeneous catalysis. Adv Catal. 37:1-43.
26. Yin, C., and Liu, C. (2004). Hydrodesulfurization of cracked naphtha over zeolite-supported Ni-Mo-S catalysts. Appl. Catal. A: Gen. 273:177-184.
27. Yin, C., Zhao, R., and Liu, C. (2003). Hydrotreating of cracked naphtha over Ni/HZSM-5 catalyst. Energy & Fuels 17:1356-1359.