Table 1.

Modulus, tensile strength and elongation at break of the extruded TPU, TPU/NC-MWCNT and TPU/L-MWCNT as well as 3D printed TPU, TPU/NC-MWCNT and TPU/L-MWCNT nanocomposites.

Sample.	E-Modulus (MPa)	Tensile Strength (MPa)	Elongation at Break (%)
TPU	10.28 ± 1.22	33.78 ± 1.34	612
3D printed TPU	7.96 ± 1.67	32.12 ± 1.16	601
TPU/NC-MWCNT (1.0 wt.%)	17.56 ± 1.25	28.54 ± 1.84	632
3D TPU/NC-MWCNT (1.0 wt.%)	14.85 ± 1.13	27.86 ± 1.92	625
TPU/NC-MWCNT (2.5 wt.%)	22.32 ± 2.33	22.65 ± 1.32	575
3D TPU/NC-MWCNT (2.5 wt.%)	20.08 ± 2.84	21.08 ± 1.97	530
TPU/NC-MWCNT (5.0 wt.%)	25.01 ± 2.55	9.55 ± 1.12	154
3D TPU/NC-MWCNT (5.0 wt.%)	24.13 ± 2.98	5.85 ± 2.02	118
TPU/L-MWCNT (1.0 wt.%)	19.84 ± 1.12	29.35 ± 1.74	644
3D TPU/L-MWCNT (1.0 wt.%)	16.54 ± 1.26	28.13 ± 1.45	637
TPU/L-MWCNT (2.5 wt.%)	24.52 ± 2.86	24.86 ± 1.56	602
3D TPU/L-MWCNT (2.5 wt.%)	22.34 ± 2.49	23.54 ± 1.23	558
TPU/L-MWCNT (5.0 wt.%)	28.56 ± 3.95	10.45 ± 0.98	161
3D TPU/L-MWCNT (5.0 wt.%)	26.67 ± 3.44	6.48 ± 1.14	129