Official Journal of the Japan Wood Research Society
Table 2 Selected wavenumber range 1930–400 cm− 1 for the PCAs in Fig. 1
From: Resistance of wood from black pine (Pinus nigra var. austriaca) against weathering
Resin acid (cm− 1)a | Lignin (cm− 1)b | Cellulose (cm− 1)b | Band origin |
|---|---|---|---|
1710–1688 | Carbonyl- or carboxyl stretch | ||
1596 | Aromatic skeletal | ||
1510 | Aromatic skeletal | ||
1464 | CH-deformation | ||
1453 | CH-deformation | ||
1275 | C–O stretch | ||
1269 | G ring plus C=O stretch | ||
1221 | C–C, C–O, C=O stretch | ||
1240–1030 | C–H deformation, C–O C–O–C |