Table 2. Thermal Properties of Pure PLA and PLA/DDBH Blends.
| samples | the
first cooling run |
the
second heating run |
|||||
|---|---|---|---|---|---|---|---|
| Tc,PLA (°C) | ΔHc,PLA (J/g) | Tg,PLA (°C) | Tcc,PLA (°C) | ΔHcc,PLA (J/g) | Tm,PLA (°C) | ΔHm,PLA (J/g) | |
| pure PLA | 61.5 | 107.7 | 30.4 | 170.1 | 35.5 | ||
| PLA/DDBH-0.1 | 61.6 | 102.9 | 31.8 | 169.5 | 40.8 | ||
| PLA/DDBH-0.3 | 94.3 | 19.4 | 61.7 | 96.4 | 4.0 | 169.4 | 42.5 |
| PLA/DDBH-0.5 | 115.3 | 39.4 | 61.9 | 167.8 | 43.3 | ||
| PLA/DDBH-0.7 | 122.3 | 42.0 | 62.1 | 166.8 | 46.4 | ||
| PLA/DDBH-0.9 | 122.4 | 42.4 | 62.0 | 166.7 | 46.6 | ||