Enhancement of the Thermomechanical Properties of a Fly Ash- and Carbon Black-Filled Polyvinyl Chloride Composite by Using Epoxidized Soybean Oil as a Secondary Bioplasticizer

Table 1

Mixing torque of the PVC/MFA/CB composites using different ESBO/DOP ratios according to the melt mixing time.

Composite	ESBO/DOP ratio (wt%/wt%)	Mixing torque (N·m)
		4 min	5 min	6 min
P0	0/100	10.8	9.6	9.49
P10	10/100	12.0	10.3	9.60
P20	20/100	11.7	10.1	9.74
P30	30/100	11.4	10.4	9.58
P40	40/100	11.6	10.6	9.43
P50	50/100	12.1	10.9	10.67