Table 3.

Mechanical properties of hot-melt extruded PEO^® N-80 (A), and PEO^® N-750 (B) films stored at 25°C and different relative humidities (Mean ±SD) (n=6)

A
Relative Humidity	Tensile Strength (MPa)	% Elongation at Break (%)	Elastic Modulus (MPa)
(A) 0% RH	11.58 ± 0.26	53.73 ± 3.2	3.30 ± 0.10
(B) 50%RH	11.62 ± 0.34	50.48 ± 2.1	3.42 ± 0.18
(C) 75% RH	9.61 ± 0.28	27.41 ± 1.5	2.06 ± 0.12
Statistical significance	p < 0.05	p < 0.05	p < 0.05
	A B C	A B C	A B C

B
Relative Humidity	Tensile Strength (MPa)	% Elongation at Break (%)	Elastic Modulus (MPa)
(A) 0% RH	13.98 ± 0.39	687.09 ± 5.2	3.76 ± 0.12
(B) 50% RH	13.56 ± 0.24	657.08 ± 9.5	3.67 ± 0.13
(C) 75% RH	11.58 ± 0.31	427.42 ± 5.8	2.51 ± 0.02
Statistical significance	p < 0.05	p < 0.05	p < 0.05
	A B C	A B C	A B C

__, joined underlines indicate no significant difference