Table 5.
Comparative analysis of the cellulose extraction processes.
| Name of the Process | Specifications of the Process | Researched by |
||||
|---|---|---|---|---|---|---|
| Sun et al. [17] | Liu et al. [42] | Abdel Halim [44] | ||||
| Choosing the Raw Material | Dried and ground Sugarcane Bagasse | Dried and ground Sugarcane Bagasse | Dried and ground Sugarcane Bagasse | |||
| Dewaxing | Toluene-Ethanol Solution (2:1 v/v) | Chloroform-Ethanol Solution (2:1 v/v) | NaOH | |||
| Duration | 6 h | 6 h | 1 h | |||
| Temperature | Room temperature | Room temperature | 100 °C | |||
| Washing | H2O | H2O | ||||
| Duration | 2 h | 2 h | ||||
| Temperature | 70–80 °C | 55 °C | ||||
| Delignification | NaClO2 | Ultrasonic Irradiation Treatment | NaClO2 | NaClO2 and Hexamethylenetetramine | ||
| Duration | 2 h | 40 min | 2 h | 50–250 min | ||
| Temperature | 75 °C | 55 °C | 75 °C | 50–95 °C | ||
| Bleaching and Cellulose Extraction | KOH and NaOH | NaOH and H2O2 | NaOH and H2O2 | Ultrasonic Irradiation Treatment | ||
| Duration | 10 h | 2 h | 2 h | 30 min | ||
| Temperature | 20 °C | 55 °C | 55 °C | 60 °C | ||
| NaOH or KOH | ||||||
| Duration | 2/12/16 h | |||||
| Temperature | 23 °C | |||||
| Properties | ||||||
| Yield% | 44.2–44.7 | 45.9 | 44.7 | 47.8–55.4 | 45 | |
| Percentage of Weight Loss% | 55.3–55.8 | 54.1 | 55.3 | 44.6–52.2 | 55 | |
| Intrinsic Viscosity(mL/g) | 412.8–415.6 | 400.8 | 356.2 | 534.1–631.6 | ||
| Degree of Polymerisation | 1396–1406.5 | 1351 | 1185.2 | 1913–2238.2 | ||
| FTIR | Absence of lignin band at 1510-1520 cm−1 | Absence of lignin band at 1510-1520 cm−1 | Absence of lignin band at 1510-1520 cm−1 | Absence of lignin band at 1510-1520 cm−1 | Absence of lignin band at 1510-1520 cm−1 | |