Elongation at break and tensile strength of pure PLLA and PDLA–PEG–PDLA/PLLA blends with different molecular weight of PEG.
Samples | Elongation at break (%) | Tensile strength (MPa) |
---|---|---|
PLLA | 3.5 ± 0.2 | 38.4 ± 0.4 |
PEG2k | 4.9 ± 0.1 | 39.7 ± 0.5 |
PEG4k | 5.6 ± 0.2 | 40.4 ± 0.4 |
PEG6k | 6.3 ± 0.3 | 44.5 ± 0.3 |
PEG8k | 6.5 ± 0.1 | 44.4 ± 0.5 |