Table 4.

Selected parameters for the thermal decomposition process for PET-0 and PET-1.

Parameters of Thermal Decomposition	PET-0	PET-1
Initial decomposition temperature [°C]	390.0	329.8
End temperature of 1st stage of decomposition [°C]	-	484.8
Loss of weight for 1st stage of decomposition [%]	78.5	82.3
Temperature of loss of 50% of weight [°C]		430.7
End temperature of 2nd stage of decomposition [°C]	575.0	573.7
Loss of weight for 2nd stage of decomposition [%]	21.1	16.4
Maximum rate of weight loss [%/min]	-	18.65
Temperature of maximum rate of weight loss [°C]	-	431.6
Maximum rate of weight loss for 2nd stage [%/min]	-	4.49
Temperature of maximum rate of weight loss for 2nd stage [°C]	-	546.1
Residual mass [%]	0.4	1.3