Study on the Synergies of Nanoclay and MWCNTs to the Flame Retardant and Mechanical Properties of Epoxy Nanocomposites

Table 1

Effect of mechanical stirring time and ultrasonic vibration on the mechanical properties of MWCNTs/epoxy nanocomposite materials E 240.

Samples	Tensile strength, (MPa)	Flexural strength, (MPa)	Compressive strength, (MPa)	Impact strength, (kJ/m^2)
Neat epoxy resin	55.90	86.75	156.08	7.11
Nanocomposite (8/0)	53.02	91.15	183.71	8.17
Nanocomposite (5/6)	67.58	91.16	188.35	13.69
Nanocomposite (6/6)	68.28	91.90	187.26	14.25
Nanocomposite (7/6)	69.37	92.70	180.29	15.37
Nanocomposite (8/6)	75.37	110.15	197.15	17.72

Note: 8-hour mechanical stirring, 6-hour ultrasound.