Mechanical Properties and Biological Behavior of 3D Matrices Produced by Electrospinning from Protein-Enriched Polyurethane

Table 2

Structural characteristics and mechanical properties of 3D matrices.

Matrix composition	Structural characteristics			Mechanical properties
	Fiber diameter, µm	Pore size, µm	Porosity, %	Tensile strength, MPa	Elongation at break, %
3% Tec-80A + 5% GL	0.73 ± 0.26	1.52 ± 0.67	11.78	8.9 ± 0.6	238 ± 39
3% Tec-80A + 10% GL	0.60 ± 0.21	1.24 ± 0.44	10.38	14.9 ± 1.6	398 ± 20
3% Tec-80A + 15% GL	0.66 ± 0.24	1.21 ± 0.53	10.14	15.6 ± 0.8	392 ± 51
3% Tec-80A + 20% GL	0.64 ± 0.22	1.33 ± 0.91	11.76	9.8 ± 0.5	319 ± 37
5% Tec-80A + 5% GL	1.31 ± 0.55	3.07 ± 1.62	27.68	6.9 ± 1.1	261 ± 56
5% Tec-80A + 10% GL	1.30 ± 0.29	2.81 ± 1.38	21.73	7.5 ± 0.4	318 ± 63
5% Tec-80A + 15% GL	1.52 ± 0.40	7.42 ± 3.51	38.36	10.8 ± 0.3	376 ± 54
5% Tec-80A + 20% GL	1.30 ± 0.42	4.31 ± 1.89	32.88	3.4 ± 0.1	393 ± 67
7% Tec-80A + 5% GL	1.15 ± 0.28	4.81 ± 2.64	39.71	4.5 ± 0.4	260 ± 12
7% Tec-80A + 10% GL	1.28 ± 0.49	5.13 ± 2.45	39.80	5.5 ± 0.4	323 ± 67
7% Tec-80A + 15% GL	1.20 ± 0.38	6.42 ± 4.53	47.29	6.6 ± 0.4	357 ± 61
7% Tec-80A + 20% GL	1.32 ± 0.64	3.67 ± 1.42	31.35	4.6 ± 0.9	310 ± 38