Table 1.
DSC data for unplasticized and plasticized PVA and PVA/GS nanocomposites.
| Sample | Tg (°C) | Tm (°C) | ΔHm (J/g) | Tc (°C) | ΔHc(J/g) | Xc (%) |
|---|---|---|---|---|---|---|
| PVA | 76.1 | 221.7 | 76.2 | 197.7 | 66.5 | 53.7 |
| PVA/GS-0.5 | 80.3 | 215.8 | 67.9 | 199.2 | 51.6 | 48.1 |
| PVA/GS-1 | 84.4 | 205.2 | 53.8 | 185.9 | 39.8 | 38.3 |
| PVA/GS-1.5 | 88.0 | 188.2 | 34.1 | 163.0 | 28.3 | 24.4 |
| PVA/GS-2 | 91.9 | 169.2 | 21.0 | 133.0 | 21.6 | 15.1 |
| PVA/GS-1 ex situ | 75.0 | 221.9 | 75.7 | 200.1 | 60.1 | 53.9 |
| PVA/GLY | 42.5 | 216.0 | 49.8 | 188.7 | 47.7 | 35.1 |
| PVA/GS-0.5/GLY | 72.0 | 218.3 | 58.8 | 199.6 | 50.1 | 41.6 |
| PVA/GS-1/GLY | 77.0 | 205.5 | 48.8 | 189.5 | 39.2 | 34.7 |
| PVA/GS-1.5/GLY | 73.6 | 196.6 | 33.8 | 176.8 | 28.2 | 24.2 |
| PVA/GS-2/GLY | 83.6 | 187.9 | 31.7 | 167.6 | 21.1 | 22.8 |