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Water vapor permeability, swelling ratio, and moisture absorption
| Control film | 10%NE film | 25%NE film | 50%NE film | ||
|---|---|---|---|---|---|
| Water vapor permeability | Tween80 | 3.4 ± 0.013 × 10–10 | 2. | 2.4 ± 0.011 × 10–10 | 1.9 ± 0.012 × 10–10 |
| Moisture absorption (%) | 22.5 ± 0.02 | 17.5 ± 0.012 | 14.5 ± 0.01 | 11 ± 0.013 | |
| Swelling ratio (%) | 7 ± 0.09 | 5.6 ± 0.088 | 4 ± 0.01 | 3 ± 0.097 | |
| DPPH | Tween20 | – | 29 | 38.7 | 52.03 |
| Tween80 | – | 27 | 36 | 50 |
