Table 4. UL-94 Test Results of Different the PVA Aerogels.
| Sample | t1/t2 | Dripping | Ignite cotton | Rating | LOI (%) |
|---|---|---|---|---|---|
| PVA/CA/HNTs-0 | 5/1 | No | No | V-0 | 43 |
| PVA/CA/HNTs-2 | 3/1 | No | No | V-0 | 52 |
| PVA/CA/HNTs-6 | 3/0 | No | No | V-0 | 54 |
| PVA/CA/HNTs-10 | 1/0 | No | No | V-0 | 60 |
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