Table 1. Thermal characteristics of PLLA and its composites with different contents as determined by the second heating scan (Fig. 1).
Samples | Tg (°C) | Tcc (°C) | Tonset (°C) | Tm1 (°C) | Tm2 (°C) |
---|---|---|---|---|---|
Pure PLLA | 60 | 106 | 82 | 156 | 168 |
Biocomposite 1 | 42 | 106 | 95 | 153 | 164 |
Biocomposite 2 | 38 | 103 | 88 | 149 | 163 |
Biocomposite 3 | 32 | 100 | 70 | 147 | 161 |
Biocomposite 4 | 27 | 91 | 81 | 145 | 160 |
Biocomposite 5 | 23 | 96 | 83 | 145 | 158 |
Biocomposite 6 | 18 | 94 | 75 | 141 | 157 |
Biocomposite 7 | 17 | 91 | 71 | 141 | 156 |
Glass transition temperature (Tg), cold crystallization temperature (Tcc) of composites, (Tm1) first melting temperature, second melting temperature (Tm2).