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Thermal degradation parameters of fGO–PU nanocomposites.
| Sample | Tid (°C)a | 1st phase | 2nd phase | 3rd phase | |||
|---|---|---|---|---|---|---|---|
| Tdm (°C)b | Ea (kJ) | Tdm (°C) | Ea (kJ) | Tdm (°C) | Ea (kJ) | ||
| fGO–PU 0 | 306.9 | 414.5 | 127.0 | 516.2 | 26.0 | 568.4 | 22.8 |
| fGO–PU 0.05 | 316.5 | 415.8 | 136.9 | 486.6 | 27.0 | 568.9 | 24.2 |
| fGO–PU 0.15 | 327.8 | 412.7 | 140.4 | 488.7 | 28.4 | 565.5 | 46.6 |
| fGO–PU 0.20 | 323.4 | 417.7 | 143.1 | 490.6 | 28.3 | 572.2 | 49.1 |
aInitial thermal degradation temperatures at 2% weight loss.
bTemperatures at maximum degradation rates.
