Invention Grant
US09295974B2 Floating type adsorbent for removal of phosphate in aqueous solution and method for fabricating the same and method for regeneration of the same 有权
用于除去水溶液中的磷酸盐的浮动型吸附剂及其制造方法及其再生方法

Floating type adsorbent for removal of phosphate in aqueous solution and method for fabricating the same and method for regeneration of the same
Abstract:
The present disclosure relates to a floating type adsorbent for removal of phosphate that can effectively remove phosphate from aqueous phase through reaction between an amine function attached on the surface of a sponge and phosphate. This adsorbent can be regenerated by desorbing the adsorbed phosphate, a method for fabricating same and a method for regeneration the floating type adsorbent for removal of phosphate. The floating type adsorbent for removal of phosphate according to the present disclosure is fabricated by immersing a sponge in a mixture solution of an amine precursor and anhydrous toluene to form an amine function on the surface of the sponge. The amine precursor may be 3-aminopropyltriethoxysilane (APTES) and the APTES and the anhydrous toluene may be mixed at a volume ratio of 0.5-1:1.
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