Table 3. DSC Analysis for the PCL Fibers Obtained at Various Rotational Speeds.
| second
heating |
cooling |
||||||
|---|---|---|---|---|---|---|---|
| PCL-n-HAp wt % | glass transition temperature Tg (°C) | first heating Tm (°C) | Tm (°C) | ΔHm (J/g) | Tc (°C) | ΔHc (J/g) | % crystallinity (χc) |
| neat (0 wt %) | –62.4 | 60.48 | 59.25 | 58.22 | 30.57 | 58.79 | 0.41 |
| CA-n-HAp 1 wt % | –61.3 | 61.23 | 59.24 | 59.34 | 30.62 | 58.73 | 0.44 |
| CA-n-HAp 3 wt % | –61.9 | 60.83 | 58.35 | 61.81 | 31.66 | 62.41 | 0.43 |
| CA-n-HAp 5 wt % | –62 | 60.94 | 57.8 | 59.81 | 31.07 | 59.46 | 0.25 |
| PP-n-HAp 1 wt % | –61.9 | 59.91 | 59.32 | 60.54 | 28.92 | 61.12 | 0.42 |
| PP-n-HAp 3 wt % | –62.3 | 59.81 | 58.15 | 58.85 | 30.48 | 58.42 | 0.31 |
| PP-n-HAp 5 wt % | –63.6 | 60.12 | 58.24 | 55 | 30.78 | 55.32 | 0.23 |