Method for uniformly growing intercalation medium in graphene oxide layered film

The invention belongs to the technical field of membrane separation, and particularly relates to a method for uniformly growing an intercalation medium in a graphene oxide layered membrane. The membrane is obtained by the following method: carrying out suction filtration on a certain amount of mixed...

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Bibliographische Detailangaben
Hauptverfasser: LUO KUN, LI YIFAN, ZHANG KAIJING, JIN HONGXIN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention belongs to the technical field of membrane separation, and particularly relates to a method for uniformly growing an intercalation medium in a graphene oxide layered membrane. The membrane is obtained by the following method: carrying out suction filtration on a certain amount of mixed solution of a solution A and a solution B after ultrasonic and oscillation on a microfiltration membrane, then carrying out suction filtration on a certain amount of a solution C into an interlayer, and carrying out heat treatment after full reaction in a formic acid steam environment, so as to obtain the zirconium cluster in-situ growth graphene oxide membrane. The solution A is a zirconium oxychloride aqueous solution, the solution B is a graphene oxide nanosheet aqueous solution, and the solution C is a formic acid aqueous solution. The method provided by the invention solves the problems of non-uniform interlayer physical intercalation and easy agglomeration, and the prepared layered composite membrane shows g