Table 2.
Weight-average (M w) and number-average (M n) molecular weights as well as polydispersity (M w/M n) of the degraded products in the aqueous phase at different times and temperatures
| Reaction conditions | Molecular weighta | |||
|---|---|---|---|---|
| Temperature (°C) | Retention time (min) | M w (g/mol) | M n (g/mol) | M w/M n |
| 175 | 15 | 7540 | 950 | 7.94 |
| 30 | 4670 | 740 | 6.31 | |
| 60 | 2230 | 460 | 4.85 | |
| 120 | 1440 | 340 | 4.24 | |
| 145 | 60 | 8430 | 1160 | 7.27 |
| 160 | 60 | 5720 | 810 | 7.06 |
| 175 | 60 | 2230 | 460 | 4.85 |
| 190 | 60 | 2220 | 460 | 4.83 |
| 205 | 60 | 2130 | 450 | 4.73 |
aData represented are mean values of the results obtained from the duplicated determination, and the standard deviation is <3 %