Table 7.

Mechanical properties of the initial and modified C1 and C2 copolymers compared with PN and commercial EVAL resin (Et–VOH copolymer).

Tensile Properties	PN 1 [59]	EVAL 2 [60]	E(N–COAc) C1	E(N–COH) C1	E(N–COH) C2
Tg °C	39	53–63	31	45	90
Tensile strength, б, MPa	21–45	29–41	15.1 ± 2.4	11.8 ± 2.9	26.3 ± 1.5
Elongation at break, ε,%	16–300	12–18	505 ± 16	522 ± 18	13.5 ± 1.4
Young’s modulus, E, MPa	20–90	3500–4900	108 ± 12	254 ± 19	2755 ± 260

¹ The exact values depend on the intrinsic viscosity; ² ethylene content range of 27–44% mol.