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Kinetic, isotherm and thermodynamic investigations of phenol adsorption by a new adsorbent chitosan grafted with a mixture of IA-Mam | ||
International Journal of Bio-Inorganic Hybrid Nanomaterials | ||
دوره 11، شماره 2، تیر 2022، صفحه 57-62 اصل مقاله (1.31 M) | ||
نوع مقاله: Research Paper | ||
چکیده | ||
In this research, after grafting chitosan (CTS) using a mixture of itaconic acid (IA) and methacrylamide (MAm) monomers in the presence of 4, 4-azobis-4-cyanovaleric acid (ACV) and ethylene glycol dimethacrylate (EGDMA), adsorption isotherm and kinetics were investigated. The obtained results are consistent with the Langmuir isotherm and pseudo-second-order kinetic models. Thermodynamic studies confirmed the endothermic and spontaneity of the adsorption process. On the other hand, due to the increase in entropy, the proper interaction of adsorbent and adsorbate was confirmed. | ||
کلیدواژهها | ||
Chitosan؛ Isotherm؛ Kinetic؛ Itaconic acid؛ Methacrylamide؛ Thermodynamic | ||
آمار تعداد مشاهده مقاله: 14 تعداد دریافت فایل اصل مقاله: 55 |