Welcome to Biomass Chemical Engineering,

›› 2006, Vol. 40 ›› Issue (5): 18-20.

• 研究报告 • Previous Articles     Next Articles

Determination of the Hydroxyl Value of Lignin and Modified Lignin Resin

WEI Min, YAN Li-nan, JIANG Jian-chun   

  1. Institute of Chemical Industry of Forest Products CAF;Key and Open Lab. on Forest Chemical Engineering, SFA, Nanjing 210042, China
  • Received:2006-07-17 Revised:1900-01-01 Online:2006-09-30 Published:2006-09-30

Abstract: Hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system. This kind of assay is a simple, quick and precise method with good repetition. It is also easy for practical use.

Key words: lignin, modified lignin resin, hydroxyl value

CLC Number: