Oxidation of hydrolysis lignin with hydrogen peroxide in acid solutions

被引:20
作者
Evstigneev, E. I. [1 ]
机构
[1] St Petersburg State Univ Forestry Engn, St Petersburg, Russia
关键词
Lignin; Methyl Orange; Carboxy Group; Glass Frit; Klason Lignin;
D O I
10.1134/S1070427213020201
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Optimal conditions were determined for oxidation of hydrolysis lignin and other insoluble lignin samples with hydrogen peroxide in acid solutions, ensuring solubility of lignin in dilute alkali. The correlation was found between the functionalization and solubility of hydrolysis lignin and its oxidation products. A procedure was suggested for determining carboxy groups in lignin.
引用
收藏
页码:258 / 265
页数:8
相关论文
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