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Design of experiments strategy used for performing the water‐based hydrolysis of PET
| Experiment | Initial MW (IV) range of PET | T [°C] | PET/H2O ratioa | Steady‐state time [min]b |
|---|---|---|---|---|
| 1 | 0.62 | 180 | 1/4 | 0 |
| 2 | 1/10 | 30 | ||
| 3 | 250 | 1/4 | ||
| 4 | 1/10 | 0 | ||
| 5 | 180 | 1/4 | ||
| 6 | 1/10 | 30 | ||
| 7 | 250 | 1/4 | ||
| 8 | 1/10 | 0 |
All reported conditions were also tested; zinc acetate was added to the reaction mixture.
a. 25 g of PET.
b. After the transient period (to reach the desired T).
