Table 1.

Physical and mechanical properties.

Films	Thickness (mm)	TS (MPa)	EAB (%)	MC (%)	Contact Angle (°)
Control	0.065 ± 0.009 a	33.2 ± 1.65 d	21.3 ± 5.2 d	12.5 ± 0.12 d	90.5 ± 1.37 a
1% TiO2	0.068 ± 0.007 ab	37.8 ± 1.59 e	20.2 ± 3.5 cd	11.4 ± 0.28 cd	103.2 ± 1.25 b
3% TiO2	0.067 ± 0.007 ab	39.2 ± 1.21 f	18.9 ± 4.3 c	10.9 ± 0.20 c	106.7 ± 0.58 c
5% TiO2	0.066 ± 0.008 a	39.4 ± 0.88 f	16.2 ± 3.8 b	10.0 ± 0.31 bc	108.8 ± 1.08 d
7% TiO2	0.067 ± 0.008 ab	37.7 ± 2.11 e	13.1 ± 4.5 a	9.20 ± 0.09 b	109.8 ± 1.25 de
3% TiO2–3% CO	0.068 ± 0.009 ab	34.8 ± 2.21 de	24.5 ± 3.8 e	10.2 ± 0.11 bc	108.2 ± 1.15 d
3% TiO2–6% CO	0.070 ± 0.006 b	31.3 ± 2.32 c	28.9 ± 1.9 f	9.62 ± 0.14 b	111.4 ± 0.51 e
3% TiO2–9% CO	0.071 ± 0.004 b	29.1 ± 1.82 b	30.8 ± 3.2 g	8.91 ± 0.18 ab	113.2 ± 0.92 f
3% TiO2–12% CO	0.072 ± 0.004 b	26.3 ± 1.14 a	26.2 ± 2.8 ef	8.41 ± 0.16 a	114.0 ± 0.86 f

Different letters in the same column indicate significant differences among formulations (p < 0.05).