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Dilute solution properties of four natural chitin in NaOH/urea aqueous system

โœ Scribed by Guoxiang Li; Yumin Du; Yongzhen Tao; Yating Liu; Sheng Li; Xianwen Hu; Jianhong Yang


Book ID
118426834
Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
414 KB
Volume
80
Category
Article
ISSN
0144-8617

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โœ Jie Cai; Yating Liu; Lina Zhang ๐Ÿ“‚ Article ๐Ÿ“… 2006 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 287 KB

## Abstract Cellulose was dissolved rapidly in 4.6 wt % LiOH/15 wt % urea aqueous solution and precooled to โ€“10 ยฐC to create a colorless transparent solution. ^13^Cโ€NMR spectrum proved that it is a direct solvent for cellulose rather than a derivative aqueous solution system. The result from transm