Table 4. Crystalline (VC) and Rigid Amorphous (VRAF) Volume Fractions, Texture Parameters (λ and φ), Elastic Modulus of the Semicrystalline PLLA (E), and Elastic Modulus of the α-Crystals (EC) Predicted by eqs 2 and 3.
| tmold at Tmold = 110 °C (min) | VC | VRAF | λ (eq 2) | λ (eq 3) | φ (eq 2) | φ (eq 3) | E (GPa) (eq 2) | E (GPa) (eq 3) | EC (α) (GPa) (eq 2) | EC (α) (GPa) (eq 3) |
|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 0.18 | 0.08 | 0.20 | 0.21 | 0.20 | 0.22 | 4.18 | 4.00 | 4.2 | 16.5 |
| 10 | 0.37 | 0.17 | 0.20 | 0.25 | 0.20 | 0.26 | 4.18 | 4.10 | ||
| 15 | 0.39 | 0.20 | 0.20 | 0.27 | 0.20 | 0.28 | 4.18 | 4.16 | ||
| 20 | 0.41 | 0.22 | 0.20 | 0.34 | 0.20 | 0.28 | 4.18 | 4.34 |