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Tensile properties of the PVP/CNC composite films.
| Sample | Ultimate Tensile Strength (σmax), MPa | Elongation at Break (εb), % | Young’s Modulus (E), MPa |
|---|---|---|---|
| PVP | 6.6 | 5.5 | 120 |
| PVP/CNC-4.4 | 9.7 | 7.4 | 132 |
| PVP/CNC-8.4 | 17.2 | 4.2 | 413 |
| PVP/CNC-17.7 | 31.8 | 6.9 | 457 |
| PVP/CNC-26.8 | 38.4 | 3.0 | 1284 |
| PVP/CNC-29.2 | 43.8 | 2.5 | 1755 |
| PVP/CNC-39.9 | 25.3 | 2.1 | 1216 |
