公开(公告)号：US20240228297A1

公开(公告)日：2024-07-11

申请号：US18398077

申请日：2023-12-27

Applicant: University of Science and Technology Beijing

Inventor： Yue ZHANG ,  Zhaozhao XIONG ,  Zhuo KANG ,  Fulong DAI ,  Shuang HU ,  Kaikai MA ,  Yifan ZHAO ,  Yaxin PAN ,  Xiao HU

IPC: C01B32/194 ,  B01D1/00 ,  B01J13/00 ,  C01B32/198 ,  C02F1/14

CPC classification number: C01B32/194 ,  B01D1/0035 ,  B01J13/0091 ,  C01B32/198 ,  C02F1/14 ,  C01P2004/04

Abstract: A composite aerogel based on graphdiyne motif arrangement and a preparation method thereof are provided by the embodiments of the disclosure, belonging to the technical field of photothermal evaporation materials, including firstly growing graphdiyne on a surface of the graphene oxide to obtain a graphdiyne-coated graphene oxide, taking an additional graphene oxide, adding the additional graphene oxide and the graphdiyne-coated graphene oxide obtained by the coupling reaction into pure water, and ultrasonically mixing to obtain a mixed dispersion, adding a polyvinyl alcohol aqueous solution into the mixed dispersion, and transferring to a reaction kettle after ultrasonic mixing, putting the reaction kettle after sealing into a blast drying box for hydrothermal reaction to obtain a gel structure, and cleaning the gel structure, and freeze-drying to obtain a composite aerogel containing graphdiyne-coated reduced graphene oxide and reduced graphene oxide.