Table 1.
Different polymers used in ESN, solution properties and their applications.
| Polymers | Chemical formula | Solvents | Perspective applications | Reference |
|---|---|---|---|---|
| PA-6 |  |
Formic acid | Filter; Protective clothing; Sensors | [27], [33], [34], [136], [142], [143] |
| PAA |  |
H2O, Ethanol/H2O, Ethanol/H2O/formic acid | Sensors | [31], [32], [33], [106] |
| PVA |  |
H2O | Filter; Sensors | [34], [99] |
| PU |  |
DMF, DMF/THF | Protective clothing; Tissue template Wound healing; Filter | [30], [34], [113] |
| PTT |  |
TFA/MC | Fueled academia | [174] |
| CS |  |
Acetic acid/H2O | Tissue engineering scaffold; wound healing | [198] |
| Gelatin | – | Formic acid, acetic acid | Scaffold for wound healing | [108] |
| Silk | – | Formic acid/SWCNT | Scaffold for tissue engineering | [112], [199] |
| PEO/CNC |  |
H2O | Biomaterial scaffolds | [177] |
| MPEG/PA-6 | – | Formic acid/acetic acid | Scaffold for tissue engineering, drug delivery | [107] |
| Lecithin/PA-6 | – | Formic acid | Scaffold for tissue engineering | [139] |
| PAA/PA-6 | – | Formic acid | Sensors | [156] |
| CS/PA-6 | – | Formic acid | Scaffold for tissue engineering | [138], [149] |
| PANI/PA-6 | – | Formic acid | Sensors; Conductive fiber | [28] |
PA-6: polyamide-6, PAA: polyacrylic acid, PVA: polyvinil alcohol, PU: polyurethane, PTT: poly(trimethylene terephthalate), CS: chitosan, PEO: polyethylene oxide, CNC: cellulose nanocrystal, MPEG: methoxy poly(ethylene glycol), PANI: polyaniline, DMF: N,N-dimethylformamide, THF: Tetrahydrofuran, TFA: trifluoroacetic acid, MC: methylene chloride, SWCNT: single wall carbon nanotube.