Table 1.
Physical properties of the solvent cast (SC) film, the electrospun nanofiber (NF) mat, the patterned 3D printed (3D) mat and the bi-layered carriers.
| Sample Treatment | Thickness a (mm) | Puncture Test a | Swelling Degree b (%) After 24 h | Degradation Degree b (%) After 7 h | |
|---|---|---|---|---|---|
| Burst Strength (N) | Distance at Break (mm) | ||||
| Solvent Cast (SC) Film | |||||
| non-crosslinked | 0.04 ± 0.01 | 40.2 ± 14.9 | 5.0 ± 2.1 | NA | NA |
| crosslinked | 0.03 ± 0.02 | 37.4 ± 30.2 | 3.1 ± 0.9 | ↑ 69 ± 19 | ↓ 1.2 ± 1.2 |
| Electrospun Nanofiber (NF) Mat | |||||
| non-crosslinked | NA | NA | NA | NA | NA |
| crosslinked | NA | NA | NA | ↑ 401 ± 52 | ↓ 4.9 ± 5.9 c |
| Patterned 3D Printed (3D) Mat | |||||
| non-crosslinked | 0.04 ± 0.01 | 5.3 ± 1.1 | 2.9 ± 0.7 | NA | NA |
| crosslinked | 0.05 ± 0.01 | 5.3 ± 1.3 | 2.6 ± 0.4 | ↑ 75 ± 39 | ↓ 6.7 ± 0.7 |
| Bi-Layered Solvent Cast/Nanofiber (SC/NF) Carrier | |||||
| non-crosslinked | 0.05 ± 0.01 | 36.8 ± 5.7 | 6.4 ± 0.8 | NA | NA |
| crosslinked | 0.09 ± 0.02 | 45.5 ± 12.4 | 3.4 ± 0.8 | ↑ 338 ± 35 | ↓ 0.2 ± 0.3 |
| Bi-Layered Solvent Cast /3D Printed (SC/3D) Carrier | |||||
| non-crosslinked | 0.08 ± 0.03 | 38.4 ± 31.2 | 4.3 ± 1.8 | NA | NA |
| crosslinked | 0.11 ± 0.04 | 31.3 ± 10.9 | 2.4 ± 0.4 | ↑ 133 ± 20 | ↓ 2.8 ± 0.6 |
a mean ± standard deviation, n = 10; b mean ± standard deviation, n = 3; c after 24 h; NA—not applicable.