Table 2. Vertical flame test of control and finished samples after 20 LCs.
| Samples | After-flame time (s) | After-glow time (s) | Char length (mm) |
|---|---|---|---|
| Control fabric | 9 | 10 | 0 |
| 4% | 7 | 0 | 75 |
| 8% | 6 | 0 | 56 |
| 12% | 5 | 0 | 40 |
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