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Updated: Aug 1, 2025

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification

Synthesis of Hydrogels with Antifouling Properties As Membranes for Water Purification

Published on: April 7, 2017

Polymeric hydrogels-based materials for wastewater treatment.

Md Ahmaruzzaman¹, Prerona Roy¹, Adrián Bonilla-Petriciolet²

¹Department of Chemistry, National Institute of Technology Silchar, 788010, Assam, India.

|April 27, 2023

Summary

Hydrogels offer a low-cost, high-capacity solution for wastewater treatment, effectively removing pollutants like dyes and heavy metals. Further research is needed for sustainable commercialization of these advanced adsorbents.

Keywords:

Hydrogel synthesis Polymers Wastewater depollution

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Area of Science:

Environmental Science
Materials Science
Chemical Engineering

Background:

Industrial wastewater poses a global environmental challenge due to pollutants like dyes and heavy metals.
Adsorption is a key method for water purification, requiring efficient and cost-effective adsorbents.
Hydrogels, synthesized via green routes, show promise as high-capacity adsorbents for contaminant removal.

Purpose of the Study:

To review and analyze the preparation, characterization, and adsorption properties of hydrogels for water purification.
To evaluate the performance of hydrogels in removing diverse organic and inorganic pollutants.
To discuss recent advances, challenges, and future prospects of hydrogels in wastewater treatment.

Main Methods:

Literature review focusing on hydrogel synthesis, functionalization, and composite materials.
Analysis of adsorption capacities and removal mechanisms for various contaminants.
Evaluation of hydrogel performance against established water treatment materials.

Main Results:

Hydrogel-based adsorbents exhibit high adsorption capacities, exceeding 500 mg/g for pollutants and over 2000 mg/g for organic compounds.
Functionalized hydrogels and composites demonstrate enhanced pollutant removal efficiency.
Key interactions and mechanisms governing pollutant adsorption by hydrogels were elucidated.

Conclusions:

Hydrogels are highly effective and promising materials for global water depollution efforts.
Significant adsorption capacities and green synthesis routes make hydrogels suitable for industrial wastewater treatment.
Challenges remain in the sustainable commercial implementation and real-world application of hydrogels.