Alkali dose (%) | Addition of ethanol (%) | Brightness (%) ISO | Tensile index (Nm/g) | Double fold (Numbers) | Burst index (kPam2/g) | Tear index (mNm2/g) |
Ethanol-soda pulping | ||||||
12 | 20 | 41.3 ± 0.3 | 68.56 ± 2.14 | 293 ± 4 | 6.53 ± 0.17 | 12.41 ± 0.27 |
12 | 25 | 43.2 ± 0.2 | 85.56 ± 2.18 | 326 ± 6 | 6.86 ± 0.16 | 11.76 ± 0.23 |
12 | 30 | 43.9 ± 0.4 | 89.24 ± 2.25 | 344 ± 7 | 8.49 ± 0.15 | 11.76 ± 0.19 |
12 | 35 | 43.9 ± 0.4 | 81.62 ± 1.94 | 302 ± 5 | 7.18 ± 0.18 | 10.38 ± 0.18 |
Bio-soda pulping | ||||||
12 | ─ | 41.4 ± 0.3 | 84.35 ± 1.96 | 288 ± 4 | 7.15 ± 0.13 | 11.38 ± 0.20 |
Soda pulping | ||||||
12 | ─ | 37.3 ± 0.5 | 67.51 ± 2.07 | 194 ± 3 | 6.27 ± 0.14 | 13.06 ± 0.22 |