Research Article
TiO2 and ZnO Nanoparticles in Photocatalytic and Hygienic Coatings
Table 1
Characteristics of photocatalytic oxides.
| | Photocatalytic oxide | ZnO | TiO2 I | TiO2 II | TiO2 III |
| | Appearance | Fine white powder | Fine white powder | Fine white powder | Fine white powder | | Crystal form | Zincite | Anatase | Anatase | Anatase | | Crystal size (nm) | 30–40 | 550–600 | 40 | 10 | | Specific surface area, BET (m2/g) | 25–35 | 10 | 20–30 | 300 | | ZnO or TiO2 content (%) | 99,5 | 98 | 97,5 | 99 |
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