Table 2 Solid fiber yields after HTT and chemical composition of the solid fibers from raw sugarcane bagasse (SCB), hydrothermal pretreated sugarcane bagasse (HTT SCB), ensiled sugarcane bagasse (ESCB), and hydrothermal pretreated ensiled sugarcane bagasse (HTT ESCB)
Cellulose (w/w% of DM) | Hemicellulose (w/w% of DM) | Lignin (w/w% of DM) | Extractivesa (w/w% of DM) | Solid fiber yield (%) | |
|---|---|---|---|---|---|
SCB | 36.1 ± 4.2 | 22.3 ± 2.1 | 16.9 ± 0.6 | 18.6 ± 0.0 | |
HTT SCB 160 °C | 41.8 | 23.8 | 21.8 | 85.5 | |
HTT SCB 170 °C | 43.3 | 22.0 | 22.2 | 78.4 | |
HTT SCB 180 °C | 47.0 ± 1.7 | 19.1 ± 0.6 | 23.1 ± 0.2 | 80.8 ± 0.03 | |
HTT SCB 190 °C | 49.4 | 13.6 | 24.9 | 68.1 | |
ESCB | 32.5 ± 1.3 | 22.3 ± 1.2 | 18.7 ± 0.1 | 13.0 ± 0.9 | |
HTT ESCB 160 °C | 40.9 | 23.9 | 21.2 | 75.5 | |
HTT ESCB 170 °C | 44.3 | 19.8 | 22.8 | 71.9 | |
HTT ESCB 180 °C | 45.1 ± 2.4 | 17.3 ± 0.1 | 23.7 ± 0.1 | 72.6 ± 0.03 | |
HTT ESCB 190 °C | 48.6 | 11.9 | 25.4 | 63.8 |