Table 2.
Characteristic temperatures of thermal and thermooxidative decomposition for pure NR and NR/SiO2 nanocomposites with different SiO2 contents
| Sample | Thermal decomposition |
Thermooxidative decomposition |
||||||
|---|---|---|---|---|---|---|---|---|
| To (°C) | Tp (°C) | Tf (°C) | ΔT (°C) | To (°C) | Tp (°C) | Tf (°C) | ΔT (°C) | |
| NR | 385.0 | 409.9 | 435.4 | 50.4 | 371.0 | 397.6 | 416.2 | 45.2 |
| 0.5% | 386.1 | 411.1 | 436.8 | 50.7 | 371.6 | 397.6 | 417.8 | 46.2 |
| 1.0% | 387.9 | 412.6 | 437.2 | 49.3 | 378.3 | 406.1 | 422.7 | 44.4 |
| 2.5% | 392.6 | 417.8 | 444.8 | 52.2 | 382.3 | 414.6 | 436.0 | 53.7 |
| 4.0% | 395.4 | 420.2 | 447.6 | 52.2 | 384.6 | 419.5 | 438.9 | 54.3 |
| 6.5% | 396.0 | 421.1 | 448.8 | 52.8 | 385.1 | 432.2 | 440.9 | 55.8 |
| 8.5% | 396.2 | 422.6 | 449.3 | 53.1 | 390.2 | 430.7 | 440.7 | 50.5 |