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. 2020 Sep 15;12(9):2096. doi: 10.3390/polym12092096

Table 2.

Mechanical properties of SA/AgNPs/APP film.

SA:AgNPs 0 min 10 min 20 min 30 min 40 min
TS (MPa) 10:0 23.16 ± 1.64 a 25.72 ± 1.53 a 27.96 ± 1.41 a 28.06 ± 1.55 a 24.07 ± 1.28 a
9:1 21.46 ± 1.38 b 23.23 ± 1.15 b 24.31 ± 1.21 b 26.98 ± 1.32 b 23.43 ± 1.19 a
8:2 20.04 ± 1.12 b 22.49 ± 1.13 b 23.96 ± 1.13 b 24.07 ± 1.18 b 21.52 ± 1.10 b
7:3 18.11 ± 0.99 c 20.54 ± 1.07 b 22.57 ± 1.10 b 23.94 ± 1.13 b 20.80 ± 1.02 b
6:4 16.34 ± 0.89 d 17.45 ± 0.92 c 20.24 ± 0.96 c 21.50 ± 1.01 c 16.67 ± 0.90 c
E (%) 10:0 18.10 ± 1.12 a 21.60 ± 1.19 a 24.31 ± 1.23 a 26.10 ± 1.39 a 23.30 ± 1.11 a
9:1 13.99 ± 2.19 b 22.83 ± 1.14 a 25.95 ± 1.26 a 27.49 ± 1.42 a 26.51 ± 1.32 b
8:2 14.79 ± 1.16 b 23.25 ± 1.18 a 26.83 ± 1.37 a 28.90 ± 1.54 a 27.95 ± 1.40 b
7:3 16.40 ± 1.18 a 25.15 ± 1.21 b 27.44 ± 1.40 a 29.18 ± 1.59 a 28.29 ± 1.46 b
6:4 21.08 ± 1.31 c 23.15 ± 1.18 a 25.07 ± 1.34 a 27.09 ± 1.41 a 26.04 ± 1.33 b

Different letters indicate significant differences in each column of data (p < 0.05, n = 5); 0–40 min is the ultrasonic processing time. TS, tensile strength; E, elongation at break.