Studying the Effects of Adding Silica Sand Nanoparticles on Epoxy Based Composites

Table 1

DSC analysis of epoxy-silica sand nanoparticles composites.

Composites	Crystallization; 𝑇𝑐. (onset); (°C )	Crystallization; 𝑇𝑐. (peak); (°C )	Melting; 𝑇𝑚.(onset); (°C )	Melting; 𝑇𝑚.(peak); (°C )	Δ𝐻 (J/g)	Crystallinity; (%)
Pure epoxy	110.32	111.12	160.20	161.14	250.774	86.8
5 wt.% silica sand + epoxy	112.34	113.40	160.33	161.40	240.523	83.5
10 wt.% silica sand + epoxy	115.44	116.20	160.45	161.21	239.804	80.3
15 wt.% silica sand + epoxy	117.95	118.60	179.64	161.46	237.495	79.5
20 wt.% silica sand + epoxy	119.97	121.59	138.30	145.55	230.444	77.6