Role of low-concentration acetic acid in promoting cellulose dissolution

Role of low-concentration acetic acid in promoting cellulose dissolution Cellulose https://doi.org/10.1007/s10570-018-1863-7 ORIGINAL PAPER Role of low-concentration acetic acid in promoting cellulose dissolution . . . Yang Hu Vidura D. Thalangamaarachchige Sanjit Acharya Noureddine Abidi Received: 12 January 2018 / Accepted: 21 May 2018 Springer Science+Business Media B.V., part of Springer Nature 2018 Abstract In this study, we report on a new strategy and interact with inter and intra molecular hydrogen using low-concentration acetic acid (LCAA) to pro- bonds of cellulose. Understanding the role of LCAA in mote cellulose dissolution. High-molecular-weight the dissolution of cellulose is of particular interest in (HMW) cotton cellulose (DP [ 5000) was simply developing a new concept to design new solvents and soaked in a dilute acetic acid aqueous solution effective strategies for cellulose dissolution. (1 vol%) prior to dissolution. Using N,N-dimethylac- etamide/lithium chloride as the solvent system, the Keywords High-molecular-weight cellulose dissolution of LCAA-activated cellulose was signifi- Rheology  Low-concentration acetic acid cantly improved. Material characterization results Co-solvent  DMAc/LiCl indicated that no cellulose acetylation occurred during the dissolution process and the acetic acid could be easily removed during cellulose regeneration. It was also noticed that using LCAA to activate cellulose Introduction significantly reduced the viscosity of cellulose solu- tion and promoted the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Cellulose Springer Journals

Role of low-concentration acetic acid in promoting cellulose dissolution

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Publisher
Springer Netherlands
Copyright
Copyright © 2018 by Springer Science+Business Media B.V., part of Springer Nature
Subject
Chemistry; Bioorganic Chemistry; Physical Chemistry; Organic Chemistry; Polymer Sciences; Ceramics, Glass, Composites, Natural Materials; Sustainable Development
ISSN
0969-0239
eISSN
1572-882X
D.O.I.
10.1007/s10570-018-1863-7
Publisher site
See Article on Publisher Site

Abstract

Cellulose https://doi.org/10.1007/s10570-018-1863-7 ORIGINAL PAPER Role of low-concentration acetic acid in promoting cellulose dissolution . . . Yang Hu Vidura D. Thalangamaarachchige Sanjit Acharya Noureddine Abidi Received: 12 January 2018 / Accepted: 21 May 2018 Springer Science+Business Media B.V., part of Springer Nature 2018 Abstract In this study, we report on a new strategy and interact with inter and intra molecular hydrogen using low-concentration acetic acid (LCAA) to pro- bonds of cellulose. Understanding the role of LCAA in mote cellulose dissolution. High-molecular-weight the dissolution of cellulose is of particular interest in (HMW) cotton cellulose (DP [ 5000) was simply developing a new concept to design new solvents and soaked in a dilute acetic acid aqueous solution effective strategies for cellulose dissolution. (1 vol%) prior to dissolution. Using N,N-dimethylac- etamide/lithium chloride as the solvent system, the Keywords High-molecular-weight cellulose dissolution of LCAA-activated cellulose was signifi- Rheology  Low-concentration acetic acid cantly improved. Material characterization results Co-solvent  DMAc/LiCl indicated that no cellulose acetylation occurred during the dissolution process and the acetic acid could be easily removed during cellulose regeneration. It was also noticed that using LCAA to activate cellulose Introduction significantly reduced the viscosity of cellulose solu- tion and promoted the

Journal

CelluloseSpringer Journals

Published: May 28, 2018

References

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