Alkali dose (%) | Addition of ethanol (%) | Screened pulp yield (%) | Kappa no. | Rejects (%) |
Ethanol-soda pulping | ||||
12 | 20 | 43.02 ± 0.83 | 17.52 ± 0.45 | 0.82 ± 0.03 |
12 | 25 | 44.50 ± 0.86 | 16.68 ± 0.39 | 0.79 ± 0.03 |
12 | 30 | 47.48 ± 0.72 | 16.13 ± 0.34 | 0.65 ± 0.02 |
12 | 35 | 45.66 ± 0.62 | 15.84 ± 0.25 | 0.53 ± 0.01 |
Bio-soda pulping | ||||
12 | ─ | 42.76 ± 0.57 | 16.12 ± 0.54 | 0.75 ± 0.02 |
Soda pulping | ||||
12 | ─ | 43.58 ± 0.75 | 17.38 ± 0.40 | 0.88 ± 0.04 |