. 2022 Nov 30;12:20673. doi: 10.1038/s41598-022-25192-4

Table 2.

Optical, mechanical, barrier and physicochemical characteristics of the films. Values are presented as means ± SD (n = 3) from at least two independent experiments. Different superscript letters within the same column indicate significant differences (p < 0.05).

Films	T₆₀₀ (%)	T₂₈₀ (%)	Opacity (1/mm)	Thickness (mm)	TS (MPa)	E (%)	YM (MPa)	Toughness (kJ/m³)	WVPx10⁻¹¹ (g.m⁻¹.s⁻¹.Pa)	MC (%)	WA (%)
PC	81.24 ± 0.80 ^a	44.93 ± 0.71^a	1.89 ± 0.09^f	0.047 ± 0.002^d	7.53 ± 1.51^d	7.06 ± 2.23^c	198.54 ± 4.71^b	348.79 ± 2.96^g	4.46 ± 0.23^a	16.41 ± 2.2^a	27.33 ± 2.81^bc
CNC/PC I	77.63 ± 0.55^a	38.73 ± 0.61^b	2.27 ± 0.06^ef	0.048 ± 0.001^d	7.75 ± 0.96^d	7.88 ± 2.21^bc	169.27 ± 7.66^c	380.35 ± 7.81^g	2.49 ± 0.24^bc	13.47 ± 0.99^ab	28.41 ± 2.91^ab
CNC/PC II	72.56 ± 0.58^b	34.71 ± 1.28^c	2.72 ± 0.06^e	0.051 ± 0.01 cd	9.12 ± 1.2^cd	10.26 ± 1.68^abc	141.36 ± 1.21^c	479.19 ± 13.05^f	2.24 ± 0.01 cd	11.02 ± 0.56^bc	28.62 ± 0.54^ab
CNC/PC III	70.11 ± 0.23^b	28.27 ± 0.60^d	2.84 ± 0.02^e	0.053 ± 0.01^bc	10.48 ± 1.08^bc	13.21 ± 0.78^a	141.03 ± 9.95^c	896.41 ± 14.50^a	1.86 ± 0.05^d	10.37 ± 0.44 cd	28.46 ± 1.35^ab
CNC/PC IIII	63.13 ± 0.80^c	24.47 ± 0.82^e	3.64 ± 0.10^d	0.056 ± 0.003^bc	8.02 ± 1.05^cd	11.1 ± 2.39^ab	205.27 ± 6.91^b	558.64 ± 4.66^e	2.90 ± 0.19^b	9.76 ± 0.40^cde	33.03 ± 2.62^a
ZnO/CNC/PC I	55.39 ± 3.15^d	14.47 ± 0.45^f	4.65 ± 0.45^c	0.054 ± 0.003^bc	13.01 ± 2.47^ab	9.22 ± 2.52^abc	268.61 ± 12.11^a	820.22 ± 12.27^c	1.84 ± 0.01^d	8.84 ± 0.25^cdef	28.89 ± 1.007^ab
ZnO/CNC/PC II	41.46 ± 1.94^e	11.53 ± 1.01^g	6.90 ± 0.36^b	0.056 ± 0.003^bc	13.12 ± 0.86^ab	9.25 ± 1.42^abc	275.28 ± 8.68^a	841.0 ± 18.44^bc	1.76 ± 0.01^d	8.23 ± 0.31^def	27.56 ± 1.04^ab
ZnO/CNC/PC III	33.7 ± 1.41^f	7.26 ± 0.94^h	8.20 ± 0.31^ab	0.058 ± 0.001^ab	13.65 ± 0.56^a	9.23 ± 2.66^abc	279.55 ± 2.33^a	869.22 ± 12.26^ab	1.11 ± 0.01^e	7.85 ± 0.35^ef	23.54 ± 2.23^bc
ZnO/CNC/PC IIII	29.93 ± 1.05^f	4.93 ± 0.20ⁱ	8.52 ± 0.25^a	0.061 ± 0.005^a	9.94 ± 0.96^bcd	8.66 ± 1.15^abc	264.87 ± 8.10^a	688.77 ± 11.60^d	2.04 ± 0.18^cd	6.90 ± 0.22^f	22.01 ± 0.93^c

The different superscript letters (a–g) within the same column indicate statistically different groups.