By Jin Huang, Peter R. Chang, Ning Lin, Alain Dufresne
Polysaccharide nanocrystals, an rising eco-friendly nanoingredient (nanomaterial) with excessive crystallinity received through acid hydrolysis of biomass-based polysaccharides, are of clinical and fiscal value as a result of their abundance, biodegradation strength, and interesting useful functionality. this flexible category of fabrics can be utilized in nanocomposites resembling rubber or polyester, and in useful fabrics comparable to drug vendors, bio-inspired routinely adaptive fabrics or membranes, to call yet a few.
This publication encompasses the extraction, constitution, houses, floor amendment, concept, and mechanism of numerous practical platforms derived from polysaccharide nanocrystals.
This hugely sought-after fashionable ebook is at the moment the one monograph dedicated to the most up-tp-date wisdom touching on this fascinating topic zone. it's perfect for researchers and stakeholders who desire to increase and deepen their wisdom within the fast-moving and speedily increasing R&D box of polymeric fabrics.
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Additional info for Polysaccharide-Based Nanocrystals: Chemistry and Applications
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10. 11. Effect of sulfate groups from sulfuric acid hydrolysis on the thermal degradation behavior of bacterial cellulose. Biomacromolecules, 5 (5), 1671–1677. , and Cheng, R. (2007) Thermal degradation behaviors of spherical cellulose nanocrystals with sulfate groups. Polymer, 48 (12), 3486–3493. , and Cathala, B. (2010) Improved colloidal stability of bacterial cellulose nanocrystal suspensions for the elaboration of spincoated cellulose-based model surfaces. Biomacromolecules, 11 (11), 3144–3151.
2015 by Chemical Industry Press. All rights reserved. Published by Wiley-VCH Verlag GmbH & Co. KGaA. 1 Acid Hydrolysis Extraction of Cellulose Nanocrystals CNs are crystalline regions of molecules that are tightly entangled by hydrogen bonding interactions in cellulose. The main process for the isolation of CNs from cellulose fibers is based on acid hydrolysis. In the 1950s, Ranby reported for the first time that CNs could be obtained using sulfuric acid hydrolysis of cellulose fibers [8]. Disordered or paracrystalline regions of cellulose are preferentially hydrolyzed, whereas crystalline regions that have a higher resistance to acid attack remain intact [9, 10].
All rights reserved. Published by Wiley-VCH Verlag GmbH & Co. KGaA. 1 Acid Hydrolysis Extraction of Cellulose Nanocrystals CNs are crystalline regions of molecules that are tightly entangled by hydrogen bonding interactions in cellulose. The main process for the isolation of CNs from cellulose fibers is based on acid hydrolysis. In the 1950s, Ranby reported for the first time that CNs could be obtained using sulfuric acid hydrolysis of cellulose fibers [8]. Disordered or paracrystalline regions of cellulose are preferentially hydrolyzed, whereas crystalline regions that have a higher resistance to acid attack remain intact [9, 10].