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Chemistry of wood
Qualitative Structural Characterization of Two Lignin Samples and Quantitative Determination of Hydroxyl and Methoxyl Functional Groups in Kraft Lignin via Acetylation

Mehdi Abdolahi; Said amir Mosavian; Akbar Varamsh; Amin Asadi

Volume 32, Issue 3 , September 2017, , Pages 369-381

https://doi.org/10.22092/ijwpr.2017.109402.1388

Abstract
  In this research, two types of lignin, i.e. one extracted from industrial waste water of the Iran wood and paper (choka) factory as black liquor and another provided from Aldrich company, were studied. Firstly, the lignin was precipitated from its black liquor by a dilute acid and was then purified by ...  Read More