Catalytic Kinetics: propylene_oxidation
Catalytic reaction kinetics data — activation energy, pre-exponential factors, rate expressions, selectivity, conversion, and deactivation rates for industrial catalytic processes
| reaction id | catalyst id | activation energy kJ mol (kJ/mol) | catalyst name | conversion pct typical (%) | deactivation rate hr (1/hr) | notes | pre exponential factor | pre exponential units | pressure range bar | rate expression | rate law type | reaction order forward | reaction stoichiometry | selectivity pct (%) | space velocity hr | temperature range C |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| propylene_oxidation | bismuth_moly | 84 | Bi2Mo3O12/MoO3 propylene to acrolein | 90 | 0.00001 | Mars-van Krevelen oxidation; catalyst lattice oxygen participates; selectivity to acrolein >85%; re-oxidation of catalyst by gas-phase O2 | 670,000 | mol/kg_cat/s | 1-5 | r = k_r*P_C3H6 / (1 + (k_r/k_o)*P_C3H6/P_O2) | mars_van_krevelen | 1 | C3H6 + O2 → C3H4O + H2O | 90 | 1000-5000 | 300-420 |
| propylene_oxidation | moo3_fe_selective | 78 | MoO3/Fe2O3 propylene partial oxidation | 85 | 0.000015 | Fe-Mo mixed oxide; selectivity 80-90% acrolein; Mars van Krevelen with partial orders | 430,000 | mol/kg_cat/s | 1-4 | r = k*P_C3H6^0.5*P_O2^0.5 / (1 + K_C3H6*P_C3H6) | mars_van_krevelen | 0.5 | C3H6 + O2 → C3H4O + H2O | 85 | 1000-5000 | 300-400 |
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