Table 6.
Mechanical properties of PLA/cellulose biocomposite films (see Table 1 for sample identification).
| Sample | Tensile Strength (MPa) | Elongation at Break (%) | Young’s Modulus (GPa) | Toughness (kJ/m3) | Bending Elastic Modulus (MPa) |
|---|---|---|---|---|---|
| PLA | 35.1 ± 5.0 | 2.7 ± 0.4 | 1.82 ± 0.27 | 520 ± 78 | 4.45 ± 0.46 |
| PLA/UP | 23.4 ± 3.6 | 1.5 ± 0.2 | 1.65 ± 0.26 | 211 ± 49 | 4.15 ± 1.01 |
| PLA/GUP | 30.6 ± 6.8 | 2.2 ± 0.3 | 1.66 ± 0.16 | 383 ± 149 | 3.83 ± 0.63 |
| PLA/GUP-L61 | 35.6 ± 6.1 | 2.3 ± 0.4 | 1.66 ± 0.09 | 408 ± 125 | 4.34 ± 1.13 |
| PLA/MCC | 43.0 ± 3.4 | 3.6 ± 0.7 | 1.53 ± 0.18 | 937 ± 267 | 4.07 ± 0.79 |
| PLA/MCC-L61 | 44.9 ± 2.4 | 3.8 ± 0.3 | 1.55 ± 0.09 | 970 ± 129 | 4.36 ± 0.42 |