e-journal
Radiation-induced grafting of glycidyl methacrylate onto cotton fabric waste and its modification for anchoring hazardous wastes from their solutions
Abstract.
Ion exchange adsorbents based on cellulosic fabric wastes carrying sulfonic acid and amine functional
groups were synthesized by radiation-induced graft polymerization of glycidyl methacrylate (GMA)
with subsequent chemical modification of the epoxy groups of poly-GMA graft chains with sodium
sulfite/H2SO4 and triethylamine, respectively. The conversion of epoxy groups into the functional groups
was investigated. Factors affecting on grafting process such as radiation dose, monomer concentration
and solventwere studied. The synthesized adsorbent and its applications in the removal of different types
of hazardous pollutants e.g. acidic dye, cobalt, dichromate and phenols from aqueous solution were also
studied.
Keywords:
Radiation-induced grafting
Adsorption
Glycidyl methacrylate
Acidic dye
Cotton fabric waste
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