Table 2.
Catalytic evaluation of Fe4/MMAO at 1 atm C2H4a.
| Run | Al : Fe | T (°C) | t (min) | Mass of PE (g) | Activityb | M w c | M w/Mnc | T m d |
|---|---|---|---|---|---|---|---|---|
| 1 | 1000 | 20 | 30 | 1.50 | 1.00 | 15.7 | 15.4 | 125.8 |
| 2 | 1500 | 20 | 30 | 1.82 | 1.21 | 14.7 | 15.0 | 125.5 |
| 3 | 2000 | 20 | 30 | 2.41 | 1.61 | 10.8 | 12.4 | 124.4 |
| 4 | 2500 | 20 | 30 | 2.75 | 1.82 | 6.2 | 8.2 | 121.6 |
| 5 | 3000 | 20 | 30 | 1.22 | 0.81 | 5.8 | 7.2 | 121.3 |
| 6 | 2500 | 10 | 30 | 2.45 | 1.63 | 9.5 | 13.5 | 124.4 |
| 7 | 2500 | 30 | 30 | 2.48 | 1.65 | 5.9 | 7.9 | 121.2 |
| 8 | 2500 | 40 | 30 | 1.68 | 1.12 | 1.9 | 2.2 | 121.3 |
| 9 | 2500 | 50 | 30 | 1.53 | 1.02 | 1.8 | 2.6 | 119.3 |
| 10 | 2500 | 60 | 30 | 0.60 | 0.40 | 1.2 | 2.2 | 116.8 |
aConditions: 3.0 μmol of Fe4, 30 mL of toluene, 1 atm C2H4. bActivity in units of 106 g(PE) mol−1 (Fe) h−1. cDetermined by GPC, Mw in units of kg mol−1. dDetermined by DSC.