Adsorption of dyes and heavy metal ions by chitosan composites: A review

By W. Ngah, L. C. Teong, M. Hanafiah. 2011

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Application of Infrared Spectroscopy to Analysis of Chitosan/Clay Nanocomposites (2012, background): “Chitin can be extracted from crustacean shells, insects, fungi, insects and other biological materials (Wan Ngah et al., 2011).”
CELLULOSIC SUBSTRATES FOR REMOVAL OF POLLUTANTS FROM AQUEOUS SYSTEMS: A REVIEW. 2. DYES (2011, background): “…2003; Akzu 2005; Vijayaraghavan and Yun 2008b), agricultural wastes (Hashem et al. 2007; Rafatullah et al. 2010), activated carbons prepared from agricultural waste biomass (Demirbas 2009), composites with chitosan (Ngah et al. 2011), and biosorbents in general (Srinivasan and Viraraghavan 2010).”
Novel thin film composite membrane fabricated by mixed matrix nanoclay/chitosan on PVDF microfiltration support: Preparation, characterization and performance in dye removal (2013, background): “High surface area (up to 750–800 m/g based on exfoliation degree in polymer composites [1]) and low cost of clay particles have been addressed as major criteria for utilizing these micro/ nanofillers in polymer and biopolymer matrixes with the ability to enhance the physicochemical characteristics o”
Application of magnetic chitosan composites for the removal of toxic metal and dyes from aqueous solutions. (2013, background): “The use of adsorbents composed of natural polymers has attracted significant interest, and polysaccharides such as chitosan and its derivatives have received particular attention [25–31].”