Table 1.
Extractives and Klason lignin contents of the different wood samples, the respective isolated Acidolysis lignin (AL-IR, AL-IRNS) fractions and the acidolysis residues (ResIR, ResIRNS). Mw: weight-average molar mass; Mn: number-average molar mass. Pd: polydispersity.
| Sample | Acetone Extractives (%) | Klason Lignin (%) | Cellulose (%) | Hemi-Celluloses (%) | Mw (kDa) | Mn (kDa) | Pd | Isolation Yield (%) |
|---|---|---|---|---|---|---|---|---|
| IR sawdust | 5.5 | 29.4 | 40.4 | 11.6 | - | - | - | - |
| ResIR | - | 25.9 | 61.5 | 1.9 | - | - | - | - |
| AL-IR | - | 87.1 | - | - | 13.9 | 2.3 | 5.7 | 19.8 |
| IRNS sawdust | 3.9 | 29.3 | 40.5 | 14.5 | - | - | - | - |
| ResIRNS | - | 25.9 | 61.6 | 2.0 | - | - | - | - |
| AL-IRNS | - | 87.7 | - | - | 17.4 | 3.1 | 5.7 | 15.2 |