Table 3.
TG data of the polymers
| Polymer | T a1/ °C | T b5/ °C | T c10/ °C | T d50/ °C | T emax/ °C |
|---|---|---|---|---|---|
| OSOf | 280 | 310 | 324 | 365 | 370, 405 |
| OSO-40 | 280 | 308 | 320 | 359 | 347, 391, 430 |
| OSO-50 | 282 | 309 | 322 | 358 | 358, 390, 430 |
| OSO-60 | 283 | 308 | 320 | 354 | 354, 396, 430 |
| SOSf | 261 | 303 | 316 | 344 | 341, 405 |
| SOS-40 | 284 | 306 | 316 | 356 | 355, 388 |
| SOS-50 | 284 | 306 | 317 | 351 | 355, 388 |
| SOS-60 | 286 | 309 | 322 | 353 | 355, 385 |
| SSSf | 258 | 306 | 319 | 349 | 345, 405 |
| SSS-40 | 284 | 307 | 319 | 353 | 352, 376 |
| SSS-50 | 282 | 307 | 319 | 352 | 354, 386 |
| SSS-60 | 286 | 310 | 322 | 354 | 355, 381 |
| PHCD | 209 | 264 | 290 | 352 | 364 |
a,b,c,dThe temperature of 1, 5, 10 and 50% mass loss from the TG curve, respectively
eThe temperature of the maximum rate of mass loss from the differential TG (DTG) curve
fOSO, RPUR from diol OSOE; SOS, RPUR from diol SOSE; SSS, RPUR from diol SSSE