In situ self-assembly synthesis of ZIF-8-poly(acrylamide-co-vinylimidazole)/sodium alginate composite hydrogel for Cu2+ removal

Key Points

• Cu2+ removal efficiency reached 90% under optimal conditions, showing significant capability.
• Key evidence came from tests proving the composite hydrogel's effectiveness in various Cu2+ concentrations.
• Analysis employed in situ self-assembly synthesis techniques for composite hydrogel creation.
• This method may enable new strategies for heavy metal removal in wastewater treatment.