Table 4.
TS, EB and EM of PLA based films
| Film sample | TS (MPa) | EB (%) | EM (GPa) |
|---|---|---|---|
| 1 | 18.74 ± 0.82d* | 30.30 ± 0.52c | 1.91 ± 0.04e |
| 2 | 17.86 ± 0.11d | 19.21 ± 1.23d,e | 2.31 ± 0.02c |
| 3 | 17.62 ± 0.44d | 20.49 ± 0.64d | 2.75 ± 0.03a |
| 4 | 20.81 ± 0.28c | 15.82 ± 1.22f | 2.10 ± 0.04d |
| 5 | 21.45 ± 0.5b,c | 12.90 ± 0.8g | 1.65 ± 0.03f |
| 6 | 22.58 ± 0.34b | 18.13 ± 0.29e | 1.66 ± 0.03f |
| 7 | 18.11 ± 0.17d | 42.22 ± 1.11a | 1.64 ± 0.02f |
| 8 | 27.28 ± 0.79a | 34.98 ± 0.97b | 2.37 ± 0.02b |
*a–dDifferent lowercase letters within a column indicate significant differences (P value < 0.05)