Influence of pH and ionic strength on the metal profile of impregnation catalysts

Chemical Engineering Science

Volumn 59, Issue 5, 2004, Pages 1063-1077

  Lekhal, Azzeddine ^a   Glasser, Bengjamin J ^a   Khinast, Johannes G ^a  

^a RUTGERS UNIVERSITY   (United States)

Author keywords

Drying model; Impregnation; Ionic strength; Metal profile; PH; Supported catalysts

Indexed keywords

ADSORPTION; CATALYSTS; DIFFUSION; DRYING; IMPREGNATION; IONIC STRENGTH; PH;

ADSORPTION CONSTANTS; PONT OF ZERO CHARGE (PZC);

CHEMICAL ENGINEERING;

CATALYST; CHEMICAL ENGINEERING;

EID: 1842589589     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ces.2003.12.009     Document Type: Article

References (37)

1. Agashe K.B. Regalbuto J.R. A revised physical theory for adsorption of metal complexes at oxide surfaces Journal of Colloid and Interface Science 185 1997 174
2. Chen H-C. Gillies G.C. Anderson R.B. Impregnating chromium and copper in alumina Journal of Catalysis 62 1980 367
3. Chu P. Peterson E.E. Radkle C.J. Modeling wet impregnation of Nickel on γ-alumina Journal of Catalysis 117 1989 52
4. Contescu C. Vass M.I. The effect of pH on the adsorption of palladium (II) complexes on γ-alumina Applied Catalyst 33 1987 259
5. Deuflhard P. Hairer E. Zugck J. One-step and extrapolation methods for differential-algebraic systems Numerical Mathematics 51 1987 501
6. Dullien F.A.L. Porous Media: Fluid Transport and Pore Structure 2nd Edition 1992 Academic Press San Diego, CA
7. Dzombak D.A. Morel F.M.M. Surface Complexation Modeling 1990 Wiley New York
8. Gavriilidis A. Varma A. Morbidelli M. Optimal distribution of catalyst in pellets Catalysis Review-Science and Engineering 35 1993 399
9. Heise F.J. Schwarz J.A. Preparation of metal distributions within catalyst support. III. Single component modeling of pH, ionic strength and concentration effects Journal of Colloid and Interface Science 123 1988 51
10. Jackson R. Transport in Porous Catalysts 1977 Elsevier Amsterdam
11. 2 as model systems Journal of Colloid and Interface Science 40 1972 42
12. 2 colloids by adsorbed Co(II), La(III) and Th(IV) as model systems Journal of Colloid and Interface Science 40 1972 43
13. James R.O. Healy T.W. Adsorption of hydrolysable metal ions at the oxide water interface, III. A thermodynamic model of adsorption Journal of Colloid and Interface Science 40 1972 65
14. Jones P.J. Petroleum Production 1946 Reinhold New York
15. Krishna R. A simplified procedure for the solution of the dusty gas model equations for steady state transport in non-reacting systems Chemical Engineering Journal 35 1987 75
16. Krishna R. Wesselingh J.A. The Maxwell-Stefan approach to mass transfer Chemical Engineering Science 52 1997 861
17. Lee S-Y. Aris R. The distribution of active ingredients in supported catalysts prepared by impregnation Catalysis Reviews-Science and Engineering 27 1985 207
18. Lekhal A. Glasser B.J. Khinast J.G. Impact of drying on the catalyst profile in supported impregnation catalysts Chemical Engineering Science 56 2001 4473
19. Lekhal A. Khinast J.G. Glasser B.J. Predicting the effect of drying on supported coimpregnation catalysts Industrial and Engineering Chemistry Research 40 2001 3989
20. 3 catalysts Chemical Engineering Science 49 1994 4889
21. Maatman R.W. Prater C.D. Adsorption and exclusion in impregnation of porous catalytic supports Industrial and Engineering Chemistry Research 49 1957 253
22. Melis S. Varma A. Pereira C.J. Optimal distribution of catalyst for a case involving heterogeneous and homogeneous reactions Chemical Engineering Science 52 1997 165
23. Morbidelli M. Gavriilidis A. Varma A. Catalyst Design: Optimal Distribution of Catalyst in Pellets, Reactors and Membranes 2001 Cambridge University Press Cambridge, UK
24. Neimark A.V. Kheifez L.I. Fenelonov V.B. Theory of preparation of supported catalysts Industrial and Engineering Chemistry, Product Research and Development 20 1981 439
25. Newman J. Electrochemical Systems 2nd Edition 1991 Prentice-Hall Englewood Cliffs, NJ, USA
26. Patankar S.V. Numerical Heat Transfer and Fluid Flow 1980 McGraw-Hill New York
27. Perre P. Moser M. Martin M. Advances in transport phenomena during convective drying with superheated steam and moist air International Journal of Heat and Mass Transfer 36 1993 2725
28. Regalbuto J.R. Navada A. Shahid S. Bricker M.L. Chen Q. An experimental verification of the physical nature of Pt adsorption onto alumina Journal of Catalysis 184 1999 335
29. Ruckenstein E. Karpe P. Control of metal distribution in supported catalysts by pH, ionic strength and coimpregnation Langmuir 5 1989 1393
30. Santhanam N. Conforti T.A. Spieker W. Regalbuto J.R. Nature of metal catalyst precursors adsorbed onto oxide supports Catalysis Today 21 1994 141
31. Scheidegger A.E. The Physics of Flow Through Porous Media 1974 University of Toronto Press Toronto
32. Shah A.M. Regalbuto J.R. Retardation of Pt adsorption over oxide supports at pH extremes: oxide dissolution or high ionic strength Langmuir 10 1994 500
33. Spieker W.A. Regalbuto J.R. A fundamental model of platinum impregnation onto alumina Chemical Engineering Science 56 2001 3491
34. Veldsink J.W. Versteeg G.F. van Swaaij W.P.M. An experimental study of diffusion and convection of multicomponent gases through catalytic and non-catalytic membranes Journal of Membrane Science 92 1994 275
35. Wesselingh J.A. Krishna R. Mass Transfer 2nd Edition 1998 Ellis Horwood Chichester, UK
36. Whitaker S. Simultaneous heat, mass and momentum transfer in porous media: a theory of drying Advances in Heat Transfer 13 1977 119
37. Wu H. Brunovska A. Morbidelli M. Varma A. Optimal catalyst activity profiles in pellets. VIII: general non-isothermal reacting systems with arbritrary kinetics Chemical Engineering Science 45 1990 1855