Physical, Mechanical, and Thermal Analysis of Polylactic Acid/Fumed Silica/Clay (1.28E) Nanocomposites

Table 2

Activation energy of PLA/FS/clay (1.28E) nanocomposites determined by using Arrhenius equation.

Samples	(°C)	(°C)	(°C)	(%)	(°C)	(°C)	Activation energy,; (kJ/mol)
Pure PLA	88.9	249.5	344.6	85.1	52.8	1.3	1006.24
PLA/FS nanocomposite	90.5	250.1	354.1	88.1	55.9	1.8	1075.96
2 wt% of PLA/FS/clay (1.28E) nanocomposite	108.9	316.6	421.1	96.2	80.4	15.2	6670.45
5 wt% of PLA/FS/clay (1.28E) nanocomposite	95.3	313.7	419.3	93.2	73.0	9.5	3163.45
10 wt% of PLA/FS/clay (1.28E) nanocomposite	91.4	250.3	364.9	91.6	65.9	7.8	1946.78
15 wt% of PLA/FS/clay (1.28E) nanocomposite	91.2	250.1	355.4	90.9	65.2	2.5	1083.94

Temperature corresponding to the beginning of decomposition.
Temperature corresponding to the maximum rate of weight loss.
Temperature corresponding to the end of decomposition.
Mass loss at temperature corresponding to the beginning of decomposition.
Mass loss at temperature corresponding to the maximum rate of weight loss.
Mass loss at temperature corresponding to the end of decomposition.