Sodium ion adsorbent, preparation method thereof, and method of removing sodium ion
AssigneesPosco, Research Institute of Industrial Science & Technology
InventorsGi-Chun HAN, Sang Won KIM, Seung Goo KIM, Seung Seok LEE, Young-Seon KO, Young Geun SON, Kee Uek JEUNG
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Abstract
The present exemplary embodiments relate to a sodium ion adsorbent, a method of manufacturing the same, and a method for removing sodium ions. According to an exemplary embodiment, a sodium ion adsorbent for removing sodium ions may include a compound represented by Chemical Formula 1 below. [Chemical Formula 1] HxM1-xAlSi2O6, in Chemical Formula 1, M is one or more elements selected from Na, K, Cs, and Rb, and 0<x≤1.
Claims12
A sodium ion adsorbent for removing sodium ions, including a compound represented by Chemical Formula 1.
- HxM1-xAlSi2O6 [Chemical Formula 1]
- in Chemical Formula 1,
- M is one or more elements selected from Na, K, Cs, and Rb, and
- 0<x≤1.
A method for manufacturing a sodium ion adsorbent including a compound represented by Chemical Formula 1, the method comprising:
- obtaining an adsorbent by subjecting a mineral to a multistage treatment;
- and
- separating the obtained adsorbent.
- HxM1-xAlSi2O6 [Chemical Formula 1]
- in Chemical Formula 1,
- M is one or more elements selected from Na, K, Cs, and Rb, and
- 0<x≤1.
A method for removing sodium ions, the method comprising:
- adding an adsorbent including a compound represented by Chemical Formula 1 to a sodium ion-containing solution;
- adsorbing sodium ions to the adsorbent while stirring the solution with the adsorbent added thereto;
- and
- separating the sodium ion adsorbent with the sodium ions adsorbed thereto from the solution.
- HxM1-xAlSi2O6 [Chemical Formula 1]
- in Chemical Formula 1,
- M is one or more elements selected from Na, K, Cs, and Rb, and
- 0<x≤1.
Dependencies are inferred from the claim text.