Optimization of zinc adsorption by polyaniline using experimental design

Publish Year: 1390
نوع سند: مقاله کنفرانسی
زبان: English
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ICHEC07_730

تاریخ نمایه سازی: 25 فروردین 1394

Abstract:

Adsorption of aqueous solution consist of heavy metal ions can be an effective process for the removal of heavy metal ions from aqueous solutions. In this study, the adsorption properties of polyaniline (PAn) for Zn2+ adsorption were investigated by using batch adsorption techniques. The effects of initial metal ion concentration, initial pH, temperature and contact time on adsorption efficiency were studied using response surface methodology. In the experiments the optimum condition was found out as pH=12.0, C0 = 10 ppm, T=20 ⁰C and t = 600 min. The results indicated that the polyaniline (PAn) is a suitable adsorbent for removing Zn2+ removing from aqueous solutions.

Authors

Tahereh Shojaeimehr

Biotechnology Research lab., Chemical Engineering Dept., Faculty of Engineering, Razi Univ., Kermanshah ۶۷۱۴۹-۶۷۳۴۶, Iran.

Farshad Rahimpour

Biotechnology Research lab., Chemical Engineering Dept., Faculty of Engineering, Razi Univ., Kermanshah ۶۷۱۴۹-۶۷۳۴۶, Iran.

Rostam Moradian

Nanotechnology Research lab., Physical Dept., Faculty of Science, Razi Univ., Kermanshah ۶۷۱۴۹-۶۷۳۴۶,

Bandar Astinchap

Nanotechnology Research lab., Physical Dept., Faculty of Science, Razi Univ., Kermanshah ۶۷۱۴۹-۶۷۳۴۶,

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