Table 7.
Catalytic performance of 0.9 wt% Pt/AC2.5 catalysts in cyclohexane, n-hexane, and ethanol conversion at different temperatures.
| Catalyst | Cyclohexane Conversion | n-hexane Conversion | Ethanol Conversion | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Temp.(°C) | Benzene (%) | Total Conversion | Gases (C2–C4) | Benzene (%) | Total Conversion | Ethylene (%) | Water (%) | Acetaldehyde (%) | Total Conversion | |
| Pt/AC 2.5 (US) | 450 | 75 | 75 | 9 | 40 | 49 | 52 | 33 | 14 | 99 |
| 400 | 56 | 56 | 6 | 35 | 41 | 45 | 28 | 21 | 94 | |
| 350 | 48 | 48 | 0 | 30 | 30 | 33 | 21 | 30 | 84 | |
| 300 | 40 | 40 | 0 | 26 | 26 | 23 | 15 | 25 | 63 | |
| 250 | – | – | 0 | 22 | 22 | 8 | 4 | 13 | 25 | |
| Pt/AC 2.5 (MAS) | 450 | 86 | 86 | – | 48 | 48 | 51 | 33 | 16 | 100 |
| 400 | 84 | 84 | – | 38 | 38 | 48 | 31 | 20 | 99 | |
| 350 | 57 | 57 | – | 35 | 35 | 33 | 21 | 42 | 96 | |
| 300 | 44 | 44 | – | 29 | 29 | 13 | 8 | 25 | 46 | |
| 250 | – | – | – | 23 | 23 | 5 | 3 | 15 | 23 | |