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http://dx.doi.org/10.17640/KSWST.2018.26.6.125

Synthesis of Mesoporous Zeolite Y and Its Application for Adsorptive Removal of Heavy Metals (Mn2+, Fe2+)  

Pak, Seo-Hyun (Korea testing laboratory)
Park, Chan-gyu (Korea testing laboratory)
Publication Information
Journal of Korean Society of Water Science and Technology / v.26, no.6, 2018 , pp. 125-132 More about this Journal
Abstract
We studied a simple approach for synthesis of mesoporous Y(M-Y) from commercial zeolite Y precursors by treating of NaOH with $CH_3(CH_2)_{15}N(Br)(CH_3)_3$ as template. The physicochemical properties of the mesoporous zeolites Y were then analyzed using XRD, nitrogen full-isotherms at 77 K, SEM and TEM. The nitrogen adsorption-desorption analysis showed that surface area and pore diameter of synthesized mesoporous zeolite Y(M-Y) were $1072m^2/g$ and ~3.3 nm, respectively. And M-Y was applied for the removal of $Mn^{2+}$ and $Fe^{2+}$ from aqueous solution. This material, which introduces mesoporosity with zeolite Y character, displayed a superior adsorption capacity than commercial zeolite Y when used as an adsorbent for the removal of $Mn^{2+}$ and $Fe^{2+}$.
Keywords
Iron; Manganese; Mesoporosity; Metal adsorption; Zeolite Y;
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