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. 2024 Aug 6;9(33):35937–35949. doi: 10.1021/acsomega.4c05212

Table 5. Glass Transition Temperature (Tg), Cold Crystallization Temperature (Tcc), Melt Temperature (Tm), and Crystallinity (Xc) of Neat PLA, PLA_BL20, and PLA_BL20-g-5GMA, Obtained from the DSC 2nd Heating Cycle after Cooling with Different Rates.

composite cooling rate (°C/min) Tg (°C) Tcc (°C) ΔHcc (J/g) Tm (°C) ΔHm (J/g) Xc (%)
neat PLA 5 58.27 104.00 22.53 144.29 24.06 1.64
2.5 59.07 104.65 21.14 144.43 24.07 3.13
1 60.19 100.42 2.67 142.33 25.98 23.97
PLA_BL20 5 54.93 111.68 5.43 144.48 5.89 0.49
2.5 56.04 112.00 3.89 144.71 4.26 0.39
1 57.82 112.49 1.28 145.12 1.79 0.54
PLA_BL20-g-5GMA 5 54.18 108.54 13.16 142.59 13.88 0.77
2.5 55.95 108.60 13.78 143.17 14.80 1.10
1 57.43 112.81 5.04 144.58 6.15 1.19