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A comparison study of adsorption of Cr(VI) from aqueous solutions onto alkyl-substituted polyaniline/chitosan composites

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dc.creator YAVUZ, Ayse Gul
dc.creator Dincturk-Atalay, Elif
dc.creator UYGUN, Aysegul
dc.creator GÖDE, Fethiye
dc.creator Aslan, Erhan
dc.date 2011-09-14T21:00:00Z
dc.date.accessioned 2020-10-06T10:31:38Z
dc.date.available 2020-10-06T10:31:38Z
dc.identifier 6e3e728f-c5ea-4d34-94c1-e5560d9bec5c
dc.identifier 10.1016/j.desal.2011.06.034
dc.identifier https://avesis.sdu.edu.tr/publication/details/6e3e728f-c5ea-4d34-94c1-e5560d9bec5c/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/62934
dc.description Chemically synthesized alkyl-substituted polyaniline/chitosan (sPANIs/Ch-HCl) composites were used as adsorbent materials for the removal of Cr (VI) from aqueous solutions. The effects of initial chromium concentration, temperature, pH and contact time parameters onto the adsorption of chromium ions from aqueous solutions were investigated. The data obtained from our investigations were well described by the Freundlich isotherm Cr (VI) adsorption. From the Dubinin Raduskevich equation, the adsorption of Cr (VI) ions onto the composite is mainly controlled by physical adsorption. The maximum removal percentages obtained were 90% for Cr (VI) by using poly(N-methylaniline)/chitosan composite. Chromium adsorption onto the composite was confirmed using FTIR and SEM/EDX analysis. (C) 2011 Elsevier B.V. All rights reserved.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title A comparison study of adsorption of Cr(VI) from aqueous solutions onto alkyl-substituted polyaniline/chitosan composites
dc.type info:eu-repo/semantics/article


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