Table 2.
Mw, Mn and PDI (Mw/Mn) Values for copolymerization of ω-carboxyl oxo PA and 1,8-octanediol using Novozyme 435.
| Reaction Time (h) | Mw | Mn | PDI |
|---|---|---|---|
| 1 | 2155.15 ± 0.45 | 1637.27 ± 0.75 | 1.31 ± 0.05 |
| 2 | 1798.99 ± 0.65 | 1451.17 ± 0.80 | 1.23 ± 0.09 |
| 3 | 1895.86 ± 0.23 | 1619.55 ± 0.19 | 1.17 ± 0.08 |
| 4 | 1749.37 ± 0.45 | 1468.86 ± 0.37 | 1.19 ± 0.11 |
| 5 | 1796.22 ± 0.19 | 1416.08 ± 0.15 | 1.26 ± 0.10 |
| 8 | 1919.24 ± 0.15 | 1599.27 ± 0.20 | 1.20 ± 0.32 |
| 10 | 1598.51 ± 0.34 | 1369.11 ± 0.25 | 1.16 ± 0.07 |
| 24 | 1897.67 ± 0.28 | 1548.37 ± 0.20 | 1.22 ± 0.06 |
| 48 | 1592.55 ± 0.19 | 1363.76 ± 0.15 | 1.16 ± 0.05 |
1 Mw, weight-average molecular weight; Mn, number-average; PDI (Mw/Mn): polydispersity index.