In this paper, a kind of calcium lignosulfonate was phenolated by the method of phenol-sulfuric acid.
以一种木质素磺酸钙为原料，采用苯酚-硫酸法对其进行酚化改性。
2
The absorbance peak of FTIR showed that the components of bamboo were phenolated. The products of liquefied bamboo were more active.
通过FTIR分析液化产物的吸收峰，表明竹材的化学成分发生了明显的酚化效应，液化产物的反应活性增强。
3
The lignin-based phenol formaldehyde (LPF) adhesive with high ratio of lignin to phenol and strong adhesive was prepared by using the wheat straw soda lignin (WSSL) phenolated in alkaline medium.