Table 3.
Physical properties of high strength PET matrices.
| Experiment | RPET Content (wt%) | Tensile Strength, (MPa) | CV (%) | Elongation, (%) | Tearing Strength, (N/mm) | CV (%) | Elongation, (%) | Air Permeability, (cm3/cm2/s) |
|---|---|---|---|---|---|---|---|---|
| Without Hot-press | 50 (P5) | 13.3 ± 1.29 | 9.72 | 40.38 ± 1.36 | 267.9 ± 32.96 | 12.30 | 66.1 ± 7.13 | 49.3 ± 4.63 |
| 70 (P7) | 16.7 ± 1.92 | 11.48 | 33.17 ± 2.22 | 258.2 ± 27.63 | 10.70 | 68.7 ± 8.70 | 45.1 ± 3.75 | |
| 90 (P9) | 16.0 ± 1.32 | 8.26 | 33.85 ± 2.40 | 354.4 ± 47.32 | 13.35 | 65.9 ± 9.42 | 40.1 ± 2.71 | |
| Hot-press | 50 (P5) | 13.8 ± 0.67 | 4.3 | 15.02 ± 1.04 | 376.7 ± 34.75 | 9.22 | 51.9 ± 7.09 | 28.4 ± 2.98 |
| 70 (P7) | 15.6 ± 0.80 | 5.79 | 16.82 ± 2.03 | 375.1 ± 14.68 | 3.91 | 59.0 ± 5.84 | 20.5 ± 3.53 | |
| 90 (P9) | 17.0 ± 1.03 | 6.04 | 17.61 ± 1.79 | 422.0 ± 60.44 | 14.32 | 65.1 ± 2.58 | 15.8 ± 1.39 |