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| Sample | PVA/SF 0.5/1 | PVA/SF 0.75/1 | PVA/SF 1/1 | PVA/SF 1.25/1 | PVA/SF 1.5/1 | PVA/SF 2/1 | PVA/SF 1/1 without crosslinking |
|---|---|---|---|---|---|---|---|
| Porosity (%) | 89.59 | 87.54 | 82.03 | 77.11 | 79.92 | 83.12 | 80.36 |
| Pore size (μm) | 47.75 | 67.28 | 32.19 | 37.02 | 39.67 | 45.49 | 43.21 |
