HYDROGEL NANOBEADS FOR ADSORPTION OF POLLUTANTS FROM WASTEWATER
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United States of America
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Issued Date -
Feb 13, 2025
app pub date -
Oct 9, 2024
filing date -
Oct 9, 2024
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Abstract
Hydrogel nanobeads include an ionically crosslinked sulfated polysaccharide biopolymer such as a carrageenan. In an embodiment, the hydrogel nanobeads comprise kappa carrageenan (κCg) and a metal ion crosslinking agent. In an embodiment, the metal ion crosslinking agent includes a metal ion selected from the group consisting of Zn2+, Fe2+, Fe3+, and Ti3+. The hydrogel nanobeads can be used for removal of pollutants in wastewater.
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