Table 4 Activation energy (Ea) and correlation coefficients for pure materials and blends
From: A study of the controlled degradation of polypropylene containing pro-oxidant agents
Blends | PP2 | PP3 | PP4 | PP5 | PP6 | PP7 | PP8 |
|---|---|---|---|---|---|---|---|
Ea (kJ.mol-1) | 152.6 | 110.3 | 145.5 | 175.9 | 128.8 | 182.8 | 58.2 |
r | −0.997 | - 0.950 | - 0.995 | − 0.996 | −0.944 | − 0.985 | −0.874 |
Pure materials | PP | POM | d2w® | ||||
Ea (kJ.mol-1) | 123.4 | 66.6 | 110.9 | ||||
r | −0.937 | −0.880 | −0.995 | ||||