The cellular morphology data of various PLA foams with the foaming temperature at 120 °C.
| Sample name | Cell size (μm) | Cell density (cells per cm3) | VER |
|---|---|---|---|
| Pure PLA | 27.3 | 6.6 × 107 | 11.3 |
| PLA/POE-g-GMA 5 | 28.0 | 6.9 × 107 | 11.5 |
| PLA/POE-g-GMA 10 | 39.2 | 1.1 × 108 | 14.9 |
| PLA/POE-g-GMA 15 | 42.3 | 1.5 × 108 | 16.6 |
| PLA/POE-g-GMA 20 | 38.1 | 1.1 × 108 | 11.6 |