Table 2.
Porosity, pore size, and compression properties of hydrogels.
| Property | S5C1.0 | S5C0.5 | S5C0.3 | S5C0 |
|---|---|---|---|---|
| Cellulose content [a], wt% | 17 | 10 | 5 | 0 |
| Porosity, % | 74 | 71 | 73 | 74 |
| Pore Size, µm | 346 ± 106 | 339 ± 124 | 367 ± 104 | 345 ± 103 |
| Modulus *, kPa | 70.5 ± 17.2 | 68.4 ± 11.8 | 72.4 ± 13.9 | 53.3 ± 3.8 |
| Compressive Strength *, kPa | 17.0 ± 0.5 | 15.2 ± 2.0 | 12.9 ± 1.1 | 11.7 ± 1.0 |
[a] Estimated cellulose amount calculated from the respective cellulose and silk content in the precursor solutions. * Samples were measured in wet hydrogel state.