Table 3.

Mechanical properties of pure PAN sample and nanocomposite samples containing different concentration of SWCNH (SU10, SU10a and SU10b)

Samples	Tensile strength RM (MPa)	Young’s modulus E (GPa)	Strain to failure ε (%)	Mean value of SWCNH agglomerates (nm)
PAN	61.5 ± 7.0	2.6 ± 0.4	7.2 ± 1.0	–
SU10 (0.5 wt% of SWCNH)	80.4 ± 5.3	3.0 ± 0.6	13.2 ± 4.2	142.0 ± 1.5
SU10a (1 wt% of SWCNH)	84.4 ± 7.7	3.1 ± 0.3	21.0 ± 6.4	150.0 ± 2.5
SU10b (3 wt% of SWCNH)	65.9 ± 6.6	2.9 ± 0.3	2.4 ± 0.5	392.0 ± 3.5