Bridging the gap between macroscopic and NMR diffusivities

Chemical Engineering Science

Volumn 52, Issue 19, 1997, Pages 3401-3404

  Nijhuis, T A ^a   Van Den Broeke, L J P ^a   Van De Graaf, J M ^a   Kapteijn, F ^a   Makkee, M ^a   Moulijn, J A ^a  

^a DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

ADSORPTION; DESORPTION; KINETIC THEORY OF GASES; MATHEMATICAL MODELS; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; REACTION KINETICS; SCANNING ELECTRON MICROSCOPY; THERMAL DIFFUSION IN SOLIDS;

PULSE RESPONSE TECHNIQUE;

ZEOLITES;

EID: 0031259813     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2509(97)00185-1     Document Type: Article

References (17)

1. van den Begin, N. and Rees, L. V. C. (1989) Diffusion of hydrocarbons in silicalite using a frequency-response method. Zeolites: Facts, Figures, Future, pp. 915. Elsevier, Amsterdam.
2. Chiang, A. S., Dixon, A. G. and Ma, Y. H. (1984) The determination of zeolite crystal diffusivity by gas chromatography - II Experimental. Chem. Engng Sci. 39, 1461-1468.
3. Choudhary, V. R. and Mayadevi, S. (1993) Adsorption of methane, ethane, ethylene, and carbon dioxide on high silica pentasil zeolite-like materials using gas chromatography pulse technique. Separat. Sci. Technol. 28, 2197-2209.
4. Gleaves, J. T., Ebner, J. R. and Kuechler, T. C. (1988) Temporal analysis of products (TAP) - A unique catalyst evaluation system with submillisecond time resolution. Cata. Rev. Sci. Engng 30, 49-116.
5. van de Graaf, J. M., Kapteijn, F. and Moulijn, J. A. (1997) in preparation.
6. Hampson, J. A. and Rees, L. V. C. (1993) Adsorption of ethane and propane in silicalite-1 and zeolite NaY: Determination of single components, mixture and partial adsorption data using an isosteric system. J. Chem. Soc. Faraday Tran. 86, 3169-3176.
7. 5 normal parrafins in silicalite. Zeolites 8, 27.
8. Heink, W., Kärger, J. and Pfeifer, H. (1992) High temperature pulsed field gradient nuclear magnetic resonance self-diffusion measurements of n-alkanes in MFI-type zeolites. J. Chem. Soc. Faraday Trans. 88, 3505-3509.
9. Hufton, J. R. and Danner, R. P. (1993a) Chromatographic study of Alkanes in silicalite: Equilibrium properties. A.I.Ch.E. J. 39, 954-961.
10. Hufton, J. R. and Danner, R. P. (1993b) Chromatographic study of Alkanes in silicalite: Transport properties. A.I.Ch.E. J. 39, 962-974.
11. Jobic, H., Bee, M. and Caro, J. (1993) Translational mobility of n-butane and n-hexane in ZSM-5 measured by quasielastic neutron scattering. In Proceedings of the 9th International Zeolite Conference, eds. R. von Ballmoos, J. B. Higgins, and M. J. Treacy, Vol. 2, pp. 121. Butterworth-Heinemann, Stoneham.
12. Kapteijn, F., Bakker, W. J. W., Zheng, G. and Moulijn, J. A. (1994) Temperature-and occupancy-dependant diffusion of n-butane through a silicalite-1 membrane. Microporous Mat. 3, 227-234.
13. Kärger, J. and Ruthven, D. M. (1991) Diffusion in Zeolites and Other Microporous Solids, pp. 375-426. Wiley Interscience, New York.
14. Paravar, A. and Hayhurst, D. T. (1983) Direct measurement of diffusivity for butane across a single large silicalite crystal. In Proceedings of the International Conference on Zeolites, p. 217.
15. 2 in silicalite-1. Gas Sep. Purif. 5, 67.
16. Shen, D. and Rees, L. V. C. (1991) Adsorption and diffusion of n-butane and 2-butyne in silicalite-1. Zeolites 11, 684.
17. Sun, M. S., Talu, O. and Shah, D. B (1996) Diffusion measurements through embedded zeolite crystals. A.I.Ch.E. J. 42, 3001-3007.