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Effect of coating on paper properties
| Types of coating | Coating weight (g/m2) | Brightness (%) | Gloss (%) | Smoothness (s) | Picking velocity (cm/s) |
|---|---|---|---|---|---|
| Base paper | 0 | 97.80 | 3.5 | 1.7 | 137 |
| Cooked starch | 2.52 | 96.98 | 2.8 | 1.9 | 182 |
| ZnO nanoparticle mixture with cooked starch | 2.38 | 96.73 | 2.5 | 1.9 | 218 |
| ZnO-starch nanocomposite | 2.13 | 96.90 | 2.1 | 2.1 | 254 |
