Table 4.
Rheological parameters of the flow curves adjusted to the Williamson equation. Values are presented as mean ± standard deviation (n = 3). For each column, values with the same letter are not statistically different (p > 0.05).
| η0 (Pa.s) | m | k (s) | R2 | |
|---|---|---|---|---|
| PP | 7.65 × 106 ± 2.45 × 105 a | 1.28 ± 0.01 a | 795 ± 94 a | 0.99 ± 0.002 |
| PP-YPE | 5.94 × 106 ± 4.15 × 105 b | 1.29 ± 0.01 a | 647 ± 81 a | 0.98 ± 0.03 |
| PP—H | 7.60 × 106 ± 5.51 × 105 a | 1.17 ± 0.02 b | 1141 ± 599 a | 0.99 ± 0.003 |
| PP-YPE—H | 7.35 × 106 ± 5.21 × 105 a | 1.20 ± 0.01 b | 1195 ± 379 a | 0.97 ± 0.02 |