Dissolution and Delignification of Bamboo Biomass Using Amino Acid-Based Ionic Liquid

In the present work, the dissolution of bamboo biomass was tested using a number of ionic liquids synthesized in laboratory. It was observed that one of the synthesized amino acid-based ionic liquids, namely 1-ethyl-3-methylimidazolium glycinate, was capable of dissolving the biomass completely....

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Bibliographic Details
Main Authors: Man, Zakaria, Muhammad, Nawshad, Bustam, Mohamad Azmi, Abdul Mutalib, M I, C.D., Wilfred, Rafiq, Sikander
Format: Article
Language:English
Published: Springer Science+Business Media, LLC 2011 2011
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Online Access:http://scholars.utp.edu.my/id/eprint/6769/1/Dissolution_and_Delignification_of_Bamboo_Biomass.pdf
http://scholars.utp.edu.my/id/eprint/6769/
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Summary:In the present work, the dissolution of bamboo biomass was tested using a number of ionic liquids synthesized in laboratory. It was observed that one of the synthesized amino acid-based ionic liquids, namely 1-ethyl-3-methylimidazolium glycinate, was capable of dissolving the biomass completely. The dissolved biomass was then regenerated using a reconstitute solvent (acetone/water) and was characterized using Fourier transform infrared spectroscopy, X-ray diffraction, and scanning electron microscopy. The results were compared to preconditioned bamboo biomass. The regenerated biomass was found to have a more homogenous macrostructure, which indicates that the crystalline form and structure of its cellulose has changed from type É to type ÉÉ during the dissolution and regeneration process.