TGA and DTG results for HDPCP, HEPCP and FR-WPU films.
| Sample | T d5% (°C) | T max1 (°C) | T max2 (°C) | T max3 (°C) | T HRI a (°C) | Residues (wt%) |
|---|---|---|---|---|---|---|
| HDPCP | 171.16 | 229.40 | 299.93 | 517.43 | 108.10 | 11.03 |
| HEPCP | 172.43 | 254.52 | 485.02 | — | 204.82 | 69.66 |
| Pure-WPU | 262.14 | 329.25 | 373.82 | — | 143.95 | 1.55 |
| WPU/HDPCP5 | 255.61 | 334.66 | 374.93 | — | 145.06 | 3.29 |
| WPU/HEPCP5 | 242.73 | 269.63 | 327.13 | 386.08 | 143.86 | 7.24 |
a
T HRI = 0.49 × [T5% + 0.6 × (T30% − T5%)]. Where T5% and T30% is corresponding decomposition temperature of 30 wt% weight loss, respectively.