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Updated: Jul 18, 2025

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification
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Chitosan Hydrogels for Water Purification Applications.

Mariana Chelu1, Adina Magdalena Musuc1, Monica Popa1

  • 1"Ilie Murgulescu" Institute of Physical Chemistry, 202 Spl. Independentei, 060021 Bucharest, Romania.

Gels (Basel, Switzerland)
|August 25, 2023
PubMed
Summary

Chitosan-based hydrogels show promise for water purification due to their excellent pollutant adsorption and eco-friendly nature. This review highlights their advanced applications in removing heavy metals, organic contaminants, and microbes from water.

Keywords:
adsorptionbio-chitosanbio-polymerschitosandyesheavy metalshydrogelspharmaceuticals contaminantswastewaterswater treatment

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Area of Science:

  • Materials Science
  • Environmental Science
  • Chemical Engineering

Background:

  • Chitosan-based hydrogels possess unique properties like biodegradability and high adsorption capacity.
  • These materials are increasingly recognized for environmental applications, particularly in water treatment.

Purpose of the Study:

  • To comprehensively review recent advancements in chitosan-based hydrogels for water purification.
  • To analyze synthesis methods, structural properties, and performance of these hydrogels.
  • To explore the integration of nanomaterials for enhanced water purification capabilities.

Main Methods:

  • Literature review of recent research on chitosan-based hydrogels for water purification.
  • Analysis of synthesis techniques and structural characterization.
  • Evaluation of performance data for pollutant removal and water adsorption.

Main Results:

  • Chitosan-based hydrogels demonstrate significant potential for removing heavy metals, organic contaminants, and microorganisms.
  • Incorporation of nanomaterials (nanoparticles, graphene, MOFs) enhances hydrogel performance.
  • Mechanisms include adsorption, filtration, and antimicrobial activity.

Conclusions:

  • Chitosan-based hydrogels offer a sustainable and effective solution for water purification.
  • Further research is needed to address challenges and optimize applications for global water pollution issues.