Mass Transfer in Heterogeneous Catalysis

Table of Contents\r......Page 4
Preface\r......Page 10
1.1. Introduction......Page 13
1.2. Diffusion in gases\r......Page 21
1.3. Diffusion Coefficients : Binary Gas Mixtures......Page 24
1.4. Diffusion in Liquids......Page 30
1.5. Solid Catalysts......Page 33
1.6. Bulk Diffusion in Porous Catalysts......Page 45
1.7. Diffusion in Fine Pores......Page 53
1.8. Estimation of Diffusion Coefficients in Porous Solids......Page 68
1.9. Additional Comments......Page 88
2.1 Introduction......Page 90
2.2 Fixed Beds......Page 91
2.3 Fixed-Bed Reactor Performance with Mass Transfer Controlling......Page 96
2 . 4 Trickle Beds......Page 104
2.5 Fluidized Beds......Page 110
2.6 Solid Catalysts Suspended in Liquids (Slurries)......Page 118
2. 7 Hydrogenation Capacity of Slurries......Page 134
3.1 Introduction......Page 141
3.2 Geometries Other than a Sphere......Page 147
3.3 Some Characteristics of Diffusion-Limited Reactions......Page 150
3.4 Determination of Effectiveness Factor......Page 153
3.5 Effectiveness Factors in Ion Exchange Resins......Page 161
3.6 Validation of Theory. Isothermal Reaction......Page 163
3. 7 Mass Transfer Limitations to and within Catalyst Particle......Page 172
3.8 Diffusion Effects on Reaction Intermediates......Page 174
4. 1 Temperature Gradients......Page 176
4.2 Complex Irreversible Kinetic Expressions......Page 188
4.3 Effects of Geometry......Page 203
4.4 Reversible Reactions......Page 205
4.5 Change in Volume on Reaction......Page 212
4.6 Other Treatments of Effectiveness Factor, Isothermal Conditions......Page 214
4. 7 Criteria for Insignificant Diffusion Effects......Page 217
5. 1 Catalyst Poisoning......Page 220
5.2 Selectivity i n Porous Catalysts......Page 226
5.3 Regeneration of Coked Catalysts......Page 234
List of Symbols......Page 247
References\r......Page 252
Subject Index......Page 264
Author Index......Page 273