Table 2.
The visual properties of PLA/PTMC/OEO composite films.
| Sample | L | a | b | E |
|---|---|---|---|---|
| PLA/PTMC | 73.65 ± 0.51 a,b | 1.26 ± 0.08 a | −0.15 ± 0.08 a | - |
| PLA/PTMC/O3 | 73.36 ± 0.71 a | 1.18 ± 0.13 a,b | −0.14 ± 0.12 a | 0.31 |
| PLA/PTMC/O6 | 74.47 ± 0.27 b,c | 1.38 ± 0.21 a | −0.2 ± 0.06 a | 0.83 |
| PLA/PTMC/O9 | 74.69 ± 0.18 c | 1.33 ± 0.17 a | 0.21 ± 0.23 b | 1.10 |
| PLA/PTMC/O12 | 73.30 ± 0.47 a | 0.73 ± 0.46 b | −0.14 ± 0.09 a | 0.63 |
a−c Values followed by different letters in the same column were significantly different (p < 0.05), where a is the lowest value.