Table 2.
Thermal properties obtained by TGA, temperature at which degradation begins; TStart, temperature at which degradation ends; TDec, and the onset temperature; TOnset, of the different membranes.
| TStart (°C) | TDec (°C) | TOnset (°C) | TStart (°C) | TDec (°C) | TOnset (°C) | TStart (°C) | TDec (°C) | TOnset (°C) | |
|---|---|---|---|---|---|---|---|---|---|
| 1 Degradation Step | 2 Degradation Step | 3 Degradation Step | |||||||
| Pebax | 179 | 238 | 204 | 277 | 486 | 399 | − | − | − |
| Pebax/20IL | 160 | 225 | 191 | 254 | 395 | 372 | 394 | 546 | 419 |
| Pebax/40IL | 242 | 377 | 358 | 375 | 416 | 387 | 413 | 550 | 429 |
| Pebax/60IL | 255 | 375 | 352 | 375 | 484 | 406 | − | − | − |
| Pebax/19.8IL/0.2 × GnP | 162 | 224 | 192 | 250 | 397 | 375 | 397 | 511 | 428 |
| Pebax/18IL/2 × GnP | 180 | 216 | 194 | 259 | 395 | 373 | 395 | 489 | 420 |
| Pebax/16IL/4 × GnP | 170 | 242 | 192 | 259 | 402 | 367 | 402 | 480 | 424 |
| Pebax/32IL/8 × GnP | − | − | − | 230 | 461 | 352 | − | − | − |