Reusable kaolin impregnated aminated chitosan composite beads for efficient removal of Congo red dye: isotherms, kinetics and thermodynamics studies

Document Outline

• Reusable kaolin impregnated aminated chitosan composite beads for efficient removal of Congo red dye: isotherms, kinetics and thermodynamics studies
  • Experimental
    • Materials. 
    • Synthesis of aminated chitosan derivative (AM-CTS). 
    • Formulation of K@AM-CTS composite beads. 
    • Characterization. 
    • Batch adsorption studies. 
    • Reusability test. 
  • Results and discussion
    • Characterization of adsorbent. 
      • FTIR. 
      • XRD. 
      • Zeta potential. 
      • BET. 
      • TGA​. 
      • Morphological properties. 
      • XPS analysis. 
    • Factors affecting the adsorption of CR dye. 
      • Impact of Kaolin ratio. 
      • Impact of contact time. 
      • Impact of pH. 
      • Impact of initial concentration of CR. 
      • Impact of adsorbent dosage. 
      • Impact of agitation speed. 
      • Impact of adsorption medium temperature. 
    • Reusability. 
    • Adsorption isotherms. 
    • Adsorption kinetics. 
    • Adsorption thermodynamics studies. 
    • Comparison with other adsorbents. 
    • The proposed adsorption mechanism. 
  • Conclusion
  • References