Research Article
A Comparative Evaluation of TiO2 Suspension Coating Techniques: A Novel Technique to Achieve Optimal Thickness and Uniformity of Photocatalytic Film
Table 2
Coating frequency, UVA transmittance, and catalyst coating weight results for the dip coating technique.
| | Sample code | Coating frequency |
Catalyst weight (mg) | % UVA transmittance in 4 point | | | | (reference irradiation 8 W·m−2) |
Mean |
Standard deviation | | 1 | 2 | 3 | 4 | | |
| | A | 3 | 62 | 1.2 | 1.1 | 3.2 | 6.2 | 2.93 | 2.38 | | B | 3 | 75.5 | 0.5 | 1 | 4.5 | 5.2 | 2.8 | 2.39 | | C | 3 | 53 | 1.5 | 2.3 | 3.1 | 5.5 | 3.1 | 1.73 | | D | 3 | 72.5 | 0.6 | 1.2 | 2.9 | 3.5 | 2.05 | 1.37 | | F | 3 | 69.5 | 0.35 | 1.7 | 2.1 | 3.15 | 1.83 | 1.16 |
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