Research Article
Solvothermal Synthesis of TiO2 Photocatalysts in Ketone Solvents with Low Boiling Points
Table 3
Removal efficiency of MB in aqueous solution for different solvents.
| Sample | Removal efficiency (adsorption) of MB solution in the dark for 60 min, % | Removal efficiency (photodegradation) of MB solution in visible light irradiation for 120 min, % | Overall removal efficiency of 180 min, % |
| Water (W) | Max at 100°C: 85.9 | Max at 100°C: 72.7 | Max at 100°C: 96.1 | Min at 500°C: 21.1 | Min at 500°C: 13.5 | Min at 500°C: 31.7 | Acetone (Ac) | Max at 100°C: 38.7 | Max at 100°C: 16.1 | Max at 100°C: 48.6 | Min at 500°C: 21.1 | Min at 500°C: 11.0 | Min at 500°C: 29.9 | Methyl ethyl ketone (MEK) | Max at 100°C: 85.0 | Max at 100°C: 77.3 | Max at 100°C: 96.6 | Min at 500°C: 18.2 | Min at 500°C: 10.5 | Min at 500°C: 26.8 | Acetone : MEK (AMEK) | Max at 100°C: 42.6 | Max at 200°C: 24.4 | Max at 100°C: 55.9 | Min at 500°C: 16.6 | Min at 500°C: 8.4 | Min at 500°C: 23.6 | TiO2 precursor | 12.9 | 11.6 | 23.0 |
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