Defluorination material for zinc hydrometallurgy and preparation method thereof

The invention relates to a defluorination material for zinc hydrometallurgy and a preparation method of the defluorination material, chloride ion-doped polypyrrole is loaded in holes of chitosan modified artificial zeolite, and polypyrrole has positively charged nitrogen-containing functional groups...

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Bibliographische Detailangaben
Hauptverfasser: YANG DAJIN, SUN SIJING, MA YANHONG, SHAN ZUYU, LI YANLIN, PEI QIFEI, WU SHIYAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to a defluorination material for zinc hydrometallurgy and a preparation method of the defluorination material, chloride ion-doped polypyrrole is loaded in holes of chitosan modified artificial zeolite, and polypyrrole has positively charged nitrogen-containing functional groups and ion doping characteristics, so that the defluorination material has the advantage of removing anions in a solution; the stability of the polypyrrole is also enhanced by loading the polypyrrole into the chitosan modified artificial zeolite. 本发明申请是关于一种湿法炼锌用除氟材料及其制备方法,本发明采用掺杂氯离子聚吡咯负载于壳聚糖改性人造沸石的孔洞中,由于聚吡咯具有带正电的含氮官能团和离子掺杂的特性,从而对于去除溶液中阴离子具有优势,将聚吡咯负载于壳聚糖改性人造沸石中也加强了聚吡咯的稳定性。