Cu( ii )-modified Mg–Al hydrotalcite/bentonite composites for adsorption and visible-light-driven photocatalytic degradation of Rhodamine B in textile wastewater

January 1, 2026RSC AdvancesOpen Access

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Key Points

This research aims to explore the potential of Cu(II)-modified hydrotalcite/bentonite composites for treating dye-polluted wastewater.
Synthesis of Cu(II)-modified Mg–Al hydrotalcite/bentonite composites.
Characterization of composites for physical and chemical properties.
Evaluation of adsorption and photocatalytic activity under visible light for Rhodamine B degradation.
The composites significantly improved the adsorption capacity of Rhodamine B.
Visible light-driven photocatalytic degradation of Rhodamine B was observed with high efficiency.
Findings suggest that these composites can effectively treat textile wastewater.

Investigations show enhanced degradation of Rhodamine B in textile wastewater using modified composites, indicating an effective treatment method.

Dye pollution from textile effluents poses significant environmental challenges, necessitating efficient and sustainable treatment technologies.

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Vu et al. (2026) studied this question.

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