Table 3. Reaction with Ethylene after ADMET Polymerizationa.
ADMET
polymerizationb |
reaction with ethylened |
|||||||
---|---|---|---|---|---|---|---|---|
run | monomer | cat. | time/h | Mnc | Mw/Mnc | Mnc | Mw/Mnc | yielde/% |
44 | ME1 | HG2 | 12 | 10,200 | 1.39 | 2000 | 1.51 | 87 |
45 | ME1 | G2 | 12 | 9800 | 1.55 | 1800 | 1.46 | 88 |
46 | ME1 | G2 | 6 | 8400 | 1.62 | 1500 | 1.54 | 85 |
47 | ME2 | HG2 | 12 | 10,800 | 1.46 | 2200 | 1.45 | 89 |
48 | ME2 | G2 | 12 | 11,300 | 1.45 | 1600 | 1.45 | 89 |
49 | ME2 | G2 | 6 | 8500 | 1.54 | 1400 | 1.48 | 84 |
Conditions: Ru cat. 2.0 mol % and monomer 300 mg in CHCl3 0.14 mL. 50 °C.
ADMET polymerization at 50 C.
GPC data in THF versus polystyrene standards.
Ethylene 0.8 MPa at 50 °C for 1 h.
Isolated yield as MeOH insoluble fraction.