Research Article
Crystalline Characteristic Effect of In Situ Interaction between ZnO and Pht on Inducing β Nucleation of Isotactic Polypropylene
Table 3
Isothermal crystallization parameters of pure iPP and nucleated iPP.
| Sample name | Tc (°C) | n | k (min−n) | t1/2 (min) | R2 |
| Pure iPP | 128 | 2.9 | 0.05 | 2.5 | 0.994 | 129 | 2.6 | 0.03 | 3.4 | 0.997 | 130 | 2.6 | 0.01 | 4.8 | 0.996 | 131 | 2.5 | 0.007 | 6.4 | 0.994 | 132 | 2.4 | 0.004 | 9.2 | 0.992 |
| ZnO(S)/Pht/iPP | 128 | 2.8 | 0.9 | 0.9 | 0.998 | 129 | 2.7 | 0.5 | 1.2 | 0.998 | 130 | 2.6 | 0.3 | 1.4 | 0.994 | 131 | 2.7 | 0.1 | 1.9 | 0.997 | 132 | 2.5 | 0.05 | 2.4 | 0.992 |
| ZnO(P)/Pht/iPP | 128 | 2.6 | 2.0 | 0.6 | 0.998 | 129 | 2.7 | 1.1 | 0.8 | 0.999 | 130 | 2.7 | 0.6 | 1.1 | 0.999 | 131 | 2.7 | 0.3 | 1.4 | 0.999 | 132 | 2.8 | 0.1 | 1.9 | 0.999 |
|
|