Research Article
SiO2/TiO2 Composite Coating on Light Substrates for Photocatalytic Decontamination of Water
Table 2
Rate constants of 4-CP photocatalytic degradation and relative change of TOC after 6 hours of irradiation.
| | Material | Rate constant (10−5 s−1) | TOC: relative change (%) |
| Sc | Sorbix: coated | 1.72 | 76.3 | Scw | Sorbix: coated and washed | 0.50 | 89.1 | Lc | Liapor: coated | 7.80 | 27.0 | Lcw | Liapor: coated and washed | 6.22 | 40.1 | Lcc | Liapor: coated and calcined | 8.53 | 15.0 | Lccw | Liapor: coated, calcined, and washed | 6.08 | 37.2 |
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