Table 4 Young’s modulus (E), tensile strength (σu) and strain at break (ƐR) of the starch films without cellulose nanofibers (TPS) and with cellulose nanofibers from potato peels (NCPP) at 5% (TPS-NCPP5), 10% (TPS-NCPP10) and 15% (TPS-NCPP15).

From: Starch-based biocomposites reinforced with cellulose nanofibers from potato peel byproducts

Sample

E (Mpa)

σu (MPa)

ƐR (%)

TPS

1.31 ± 0.09a

21.11 ± 3.42a

26.27 ± 0.08a

TPS-NCPP5

7.54 ± 0.82b

35.60 ± 3.04b

14.68 ± 1.11b

TPS-NCPP10

12.40 ± 0.09c

50.69 ± 0.42c

15.47 ± 0.88 b

TPS-NCPP15

14.45 ± 0.07c

55.22 ± 0.09c

14.65 ± 0.01b

  1. Different letters within the same column indicate statistically significant differences (p < 0.05).
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