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Mechanical and structural properties of the foams.
| Sample | Young’s Modulus (E) [MPa] | Density (ρ) [kg/m3] | Cell Wall Density (ρs) [kg/m3] | Stress at 10% deformation (σ10) [MPa] | Plateau Modulus (Epl) [MPa] |
|---|---|---|---|---|---|
| PUG | 4.730 ± 0.29 | 88.75 ± 2.66 | 1200 | 0.39 ± 0.02 | 0.621 ± 0.028 |
| PUG-C | 3.431 ± 0.547 | 86.17 ± 2.08 | 1212 | 0.22 ± 0.04 | 0.446 ± 0.036 |
| PUG-WS | 5.501 ± 0.360 | 94.48 ± 4.69 | 1150 | 0.26 ± 0.04 | 0.587 ± 0.059 |
| PUG-D | 9.996 ± 0.690 | 111.53 ± 8.66 | 1229 | 0.38 ± 0.02 | 0.753 ± 0.004 |
