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Mechanical properties of various biopolymers for food packaging [27]. σ*, specific tensile strength; E*, specific tensile modulus; ε, ultimate strain.
| Type of Biopolymer | Toughness (MPa) | σ* (Nm/g) | E* (kNm/g) | E (%) |
|---|---|---|---|---|
| RS/yeast (this work) | 0.14 | 1.1 | 0.032 | 15.4 |
| PLA | 0.26 | 16.8 | 0.3 | 2.5 |
| PLLA | 0.23 | 40.0 | 2.2 | 3.0 |
| PDLLA | 0.28 | 22.1 | 0.8 | 2.0 |
| PDLLA/PGA50/50 | 0.41 | 30.9 | 0.8 | 2.0 |
