Table 1.
Electrospun solution parameters of CS/PVA solution and average fibre diameter at each weight ratio
| Samples | Weight ratio | Viscosity (MPa s) | Conductivity (µS/cm) | Surface tension (mN/m) | Average diameter (nm) |
|---|---|---|---|---|---|
| CS‐HOBt/PVA | 10/90 | 531·57 ± 2·08 | 1036·7 ± 0·58 | 43·77 ± 1·04 | 228·06 ± 37·20 |
| 20/80 | 550·23 ± 3·92 | 1078·0 ± 2·65 | 43·63 ± 0·44 | 186·72 ± 32·93 | |
| 30/70 | 529·97 ± 1·99 | 1185·0 ± 3·61 | 44·57 ± 0·23 | 179·34 ± 39·36 | |
| 40/60 | 510·57 ± 2·96 | 1268·3 ± 2·52 | 45·45 ± 0·26 | 176·46 ± 28·86 | |
| 50/50 | 487·20 ± 1·30 | 1500·3 ± 1·53 | 46·48 ± 0·41 | 146·34 ± 33·23 | |
| CS‐TPP/PVA | 10/90 | 568·04 ± 0·38 | 1160·7 ± 9·71 | 46·62 ± 0·37 | 216·42 ± 34·45 |
| 20/80 | 459·54 ± 2·48 | 1268·7 ± 6·51 | 48·62 ± 0·24 | 188·66 ± 33·69 | |
| 30/70 | 346·98 ± 5·29 | 1573·7 ± 9·02 | 49·95 ± 0·58 | 141·51 ± 29·39 | |
| 40/60 | 260·45 ± 0·38 | 1771·3 ± 2·08 | 51·55 ± 0·22 | 126·77 ± 32·46 | |
| 50/50 | 123·54 ± 0·12 | 2110·0 ± 10·0 | 52·61 ± 0·23 | 99·91 ± 18·67 | |
| CS‐EDTA/PVA | 10/90 | 511·43 ± 3·46 | 1011·7 ± 2·52 | 46·46 ± 0·36 | 220·94 ± 34·19 |
| 20/80 | 387·17 ± 1·31 | 1014·3 ± 3·06 | 48·47 ± 0·31 | 184·63 ± 29·13 | |
| 30/70 | 254·74 ± 0·76 | 1022·3 ± 3·79 | 50·00 ± 0·38 | 160·96 ± 32·93 | |
| 40/60 | 223·67 ± 1·31 | 1032·0 ± 3·61 | 51·42 ± 0·83 | 125·87 ± 37·96 | |
| 50/50 | 181·27 ± 0·68 | 1036·7 ± 1·53 | 52·07 ± 1·77 | 94·09 ± 20·27 |
CS/PVA, chitosan aqueous salt blended with polyvinyl alcohol; EDTA, ethylenediaminetetraacetic acid; HOBt, hydroxybenzotriazole; TPP, thiamine pyrophosphate.
The data are expressed as mean ± standard deviation (n = 3).