Study on Mechanical Properties and Fire Resistance of Epoxy Nanocomposite Reinforced with Environmentally Friendly Additive: Nanoclay I.30E

Table 4

Effect of temperature during mechanical stirring on fire retardancy of epoxy Epikote 240/nanoclay I.30E nanocomposite materials.

No.	Temperatures (°C)	wt% nanoclay I.30E	LOI (vol% O2 ± 2σ)	Combustion rate (mm/min)	UL94 HB (mm/min)
1	Neat epoxy	0	20.6	28.41	—
2	50	2	21.9	25.45	23.11
3	60	2	22.4	25.05	23.09
4	70	2	22.4	25.70	22.98
5	80	2	23.7	24.50	22.59