Table 2.
Moisture content (MC), water vapour permeability (WVP), internal transmittance at 450 nm (Ti) and gloss at 60° incidence angle of blend control and oil composite films.
| FILMS | MC (%) | WVP (gmm/sm2kPa) | Ti—λ = 450 nm (%) | Gloss (60°) | ||||
|---|---|---|---|---|---|---|---|---|
| 1W | 5W | 1W | 5W | 1W | 5W | 1W | 5W | |
| S-PVA | 6.3 ± 0.5 a,1 | 7.9 ± 0.3 a,2 | 4.39 ± 0.14 a,b,1 | 5.1 ± 0.8 a,1 | 86.2 ± 0.6 a,1 | 85.9 ± 0.6 a,1 | 13.2 ± 1.6 a,b,1 | 12.9 ± 1.2 a,1 |
| S-PVA-1OEO | 4.4 ± 0.2 b,1 | 8.3 ± 0.2 b,2 | 4.6 ± 0.6 b,c,1 | 5.2 ± 0.5 a,1 | 84.5 ± 0.7 c,1 | 84.5 ± 0.7 c,1 | 14.2 ± 1.6 a,1 | 13.5 ± 0.3 a,1 |
| S-PVA-2OEO | 4.33 ± 0.13 b,1 | 7.66 ± 0.11 a,2 | 4.9 ± 0.5 c,1 | 4.7 ± 0.3 a,b,1 | 81.6 ± 0.2 b,1 | 79.5 ± 0.2 b,1 | 12.3 ± 1.2 b,1 | 10.7 ± 0.8 b,1 |
| S-PVA-1NO | 4.5 ± 0.3 b,1 | 7.0 ± 0.3 c,2 | 3.7 ± 0.3 a,1 | 3.6 ± 0.8 b,c,1 | 79.5 ± 0.8 e,1 | 77.9 ± 0.6 e,1 | 12 ± 3 b,1 | 11 ± 3 b,1 |
| S-PVA-2NO | 6.70 ± 0.13 a,1 | 6.69 ± 0.14 d,1 | 4.1 ± 0.4 a,b,1 | 3.9 ± 0.8 c,1 | 74.3 ± 0.8 d,1 | 71.2 ± 1.4 d,1 | 8.5 ± 0.9 c,1 | 7. 9 ± 0.3 c,1 |
a, b, c, d different letter in the same column indicate significant differences among formulations (p < 0.05). 1,2 different number in the same file indicate significant differences among storage times (p < 0.05).