Table 2.
Color parameters including L*, a*, b*, and ΔE of PL, PL-BEO, PL-CAJ, and PL-CAJ-BEO films.
| Films | L* | a* | b* | ΔE |
|---|---|---|---|---|
| PL | 89.44 ± 0.03 a | 0.34 ± 0.01 d | −2.94 ± 0.01 a | 4.98 ± 0.02 e |
| PL-BEO2 | 89.46 ± 0.01 a | 0.26 ± 0.02 d | −2.97 ± 0.01 ab | 4.98 ± 0.01 e |
| PL-BEO4 | 89.52 ± 0.05 a | 0.33 ± 0.06 d | −2.97 ± 0.01 ab | 4.94± 0.04 e |
| PL-BEO6 | 89.53 ± 0.08 a | 0.37 ± 0.02 d | −3.04 ± 0.04 b | 4.98 ± 0.04 e |
| PL-CAJ | 72.87 ± 0.07 b | 22.90 ± 0.06 c | −10.04 ± 0.08 d | 32.56 ± 0.06 d |
| PL-CAJ-BEO2 | 69.30 ± 0.03 e | 25.74 ± 0.07 a | −10.73 ± 0.07 f | 38.49 ± 0.05 a |
| PL-CAJ-BEO4 | 72.40 ± 0.22 c | 23.00 ± 0.20 c | −9.68 ± 0.17 c | 32.83 ± 0.05 c |
| PL-CAJ-BEO6 | 70.30 ± 0.01 d | 25.86 ± 0.08 b | −10.40 ± 0.08 e | 36.42 ± 0.02 b |
Values are given as mean ± SD (n = 10). Different lower case letters in the same column indicate a significant difference (p < 0.05).