Table 4. Effect of the C20/C10 Ratio on the Copolymerization Resultsa,b,c.
| run | catalyst | m (dimer)/m (monomer) | conversion rate (%) | KV100 (cSt) | viscosity index | PP (°C) |
|---|---|---|---|---|---|---|
| 1 | TiCl4/Et2AlCl | 1:0 | 72.2 | 6.3 | 144 | –62 |
| 2 | TiCl4/Et2AlCl | 2:1 | 64.5 | 7.0 | 162 | –58 |
| 3 | TiCl4/Et2AlCl | 1:1 | 61.5 | 7.7 | 167 | –58 |
| 4 | TiCl4/Et2AlCl | 1:2 | 70.7 | 10.8 | 165 | –52 |
| 5 | TiCl4/Et2AlCl | 1:3 | 59.7 | 12.7 | 175 | –50 |
| 6 | TiCl4/Et2AlCl | 0:1 | 67.9 | 26.0 | 169 | –31 |
| 7 | TiCl4/Et2AlCl | 0:1 | 55.4 | 12.2 | 163 | –44 |
| 8 | AlCl3 | 1:0 | 88.2 | 8.9 | 141 | –46 |
| 9 | AlCl3 | 2:1 | 70.5 | 10.2 | 152 | –42 |
| 10 | AlCl3 | 1:1 | 78.4 | 10.0 | 136 | –42 |
| 11 | AlCl3 | 1:2 | 88.3 | 10.4 | 137 | –41 |
| 12 | AlCl3 | 1:3 | 76.7 | 10.2 | 132 | –41 |
| 13 | AlCl3 | 0:1 | 81.5 | 10.5 | 126 | –41 |
a
Runs 1–6: TiCl4 = 4 wt %; V (solvent)/V (1-decene) = 1:4; nAl/nTi = 0.5; reaction temperature, 60 °C; and reaction time, 4 h.
b
Runs 7: TiCl4 = 2.5 wt %; V (solvent)/V (1-decene) = 1:4; nAl/nTi = 0.5; reaction temperature, 80 °C; and reaction time, 4 h.
c
Runs 8–13: AlCl3 = 4 wt %; V (solvent)/V (1-decene) = 1:4; reaction temperature, 60 °C; and reaction time, 4 h.