Synthesis and Study of Zinc-Imprinted Polymer for Water Purification
Author Information
Author(s): Zhakina Alma Khassenovna, Vassilets Yevgeniy Petrovich, Arnt Oxana Vasilievna, Zhakin Almat Maulenuly
Primary Institution: Limited Liability Partnership «Institute of Organic Synthesis and Coal Chemistry of the Republic of Kazakhstan»
Hypothesis
Can zinc-imprinted polymers effectively remove zinc ions from wastewater?
Conclusion
Zinc-imprinted polymers demonstrate significantly higher adsorption capacity and selectivity for zinc ions compared to non-imprinted polymers.
Supporting Evidence
- ZnIP has a specific surface area of 40.60 m2/g, nearly double that of NIP.
- ZnIP adsorbs 96.15% of Zn2+ ions compared to 81.33% for NIP.
- The relative selectivity of ZnIP exceeds that of NIP by 2.90 times.
- Sorption on both polymers follows a pseudo-first-order kinetic model.
Takeaway
Scientists made a special type of plastic that can grab and hold onto zinc from water, helping to clean it up better than regular plastic.
Methodology
Zinc-imprinted and non-imprinted polymers were synthesized using radical polymerization and characterized using various physicochemical methods.
Limitations
The effectiveness of the polymers decreases after two regeneration cycles.
Digital Object Identifier (DOI)
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