4. Summary of the WVTR Results Obtained for the PLA Blown Films.
| samples | ambient condition (23 °C/50% RH) average WVTR | tropical condition (35 °C/85% RH) average WVTR |
|---|---|---|
| neat PLA | 143.5 ± 19.2 | 580.5 ± 25.4 |
| PLA_0.5HAp | 62.8 ± 1.1 | 210.5 ± 3.5 |
| PLA_1HAp | 49.4 ± 1.2 | 160 ± 5.3 |