Review Article
ZSM-5/γ-Al2O3 Catalysts for Methanol Dehydration: Tuning Pore Structure by Carbon Nanotubes as a Pore-Forming Agent
Table 2
The acidity of the as-prepared materials.
| Sample | Activation | Type | Temperature (°C) | Concentration (μmole/m2) |
| ZA-1 | Inactivated | Lewis | 150 | 0.46 | 250 | 0.04 | 350 | 0.02 | Bronsted | 150 | 0.04 | 250 | 0.02 | 350 | 0 | Activated | Lewis | 150 | 0.26 | 250 | 0.07 | 350 | 0.03 | Bronsted | 150 | 0.17 | 250 | 0.15 | 350 | 0.08 |
| ZA-2 | Inactivated | Lewis | 150 | 0.22 | 250 | 0.02 | 350 | 0 | Bronsted | 150 | 0 | 250 | 0 | 350 | 0 | Activated | Lewis | 150 | 0.53 | 250 | 0.06 | 350 | 0.01 | Bronsted | 150 | 0.04 | 250 | 0 | 350 | 0 |
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