TABLE 1.

Thickness, WVP, and mechanical properties of biodegradable films and commercial PVC film

Film	Thickness (mm)	WVP (g/ms–1Pa–1)	Elongation at break (%)	Tensile strength (MPa)
CAR‐control	0.016 ± 0.002a	4.17 × 10–11 ± 2.38.10–16a	29.82 ± 5.13a	9.97 ± 0.67a
CAR‐OLE	0.058 ± 0.004b	2.26 × 10–11 ± 3.75 × 10–12b	54.15 ± 10.51b	7.76 ± 0.45b
PVC film	0.004 ± 0.001c	2.47 × 10–13 ± 3.67 × 10–18c	108.79 ± 15.71c	21.55 ± 3.22c

Data reported are average values and ± mean deviation. Different letters represent significant differences (p < .05) between the mean obtained by the Student t test.

Abbreviations: CAR‐control, carrageenan biodegradable film; CAR‐OLE, Carrageenan biodegradable film with olive leaf extract.