Nanotechnology in Environmental Remediation: Perspectives and Prospects

Environmental Remediation by Copolymer Nanocomposites

Author(s): W. B. Gurnule*, Rashmi R. Dubey, Yashpal U. Rathod and Anup K. Parmar

Pp: 89-108 (20)

DOI: 10.2174/9789815322941125010008

* (Excluding Mailing and Handling)

Abstract

Environmental pollution due to human activities has become a serious problem around us, which has affected various living organisms worldwide. Therefore, there is an urgent need for new materials to remediate the polluted environment. Activated charcoal and copolymer were used to create a composite material. The material was spectrally characterized, and scanning electron microscopy (SEM) was used to examine the material's morphology. The composite material has effectively eliminated the chosen metal ions from the aqueous solution, according to the metal ion sorption data. This might be because of the composite's higher specific surface area and very porous nature. The cation exchange and synthesis of the 2-Amino6-nitrobenzothiazole-adipamide-formaldehyde copolymer are described in this study. The condensation of 2-Amino-6-nitrobenzothiazole, adipamide, and formaldehyde with an acid catalyst in the presence of 1:1:2 molar proportions of the reacting monomers at 124°C produced the copolymer. The average molecular weight of this copolymer was determined by gel permeation chromatography, and the elemental analysis of the copolymer was used to determine its composition. The UV-visible, FTIR, and 1H NMR methods were used to characterize the newly synthesized copolymer and its nanocomposites. This copolymer nanocomposites ion-exchange properties for Cu2+ , Ni2+, Zn2+, Co2+, and Pb2+ ions were examined using the batch equilibrium method in fluids with varying ionic strengths and a pH range of 2.0 to 6.0. The removal of these ions by copolymer nanocomposites followed the order of Cu2+> Ni2+ >Pb2+. According to the analysis ratio of distribution as a function of pH, this research could be used to treat industrial wastewater because resin uses more metal ions as the medium's pH rises. The emerging idea of environmental remediation using polymeric nanocomposites will be the focus of this chapter.


Keywords: Copolymer, Nanocomposites, Environment remediation, Batch equilibration method, Synthesis, Toxic metal ions.

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