Table 3.
LOI of PBT/LGF/DOPO composites with different aging times.
| Samples | LOI (%) |
|---|---|
| unaged | 25.2 |
| 10 d | 23.8 |
| 20 d | 23.6 |
| 30 d | 23.9 |
| 40 d | 23.8 |
| 50 d | 24.0 |
| 60d | 24.3 |
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