国家/地区 中国（21）
IPC部 B（22） C（22）
IPC大类 B01（22） C02（22）
IPC小类 B01J（22）
IPC C02F101/30（22）
发明人 LIU X（3） LI D（2） LI H（2）
LI S（2） LIU H（2） WANG Y（2）
ZHANG R（2） ZHANG W（2） ZHANG Y（2）
公开年 2023（22）
申请年 2022（22）
专利权人 UNIV CENT SO.（2）

Preparing nitrogen-doped reduced graphene oxide- based aerogel with a highly regularized structure used in adsorption material, comprises mixing graphene, nitrogen containing compound and reducing agent, performing gelation reaction to obtain hydrogel precursor; drying, carbonizing and cooling.

ZHANG R, MENG Q

Rapid preparation of supramolecular cyclodextrin metal-organic framework and graphene composite used in adsorption treatment of organic dyes, by dissolving cyclodextrin, potassium hydroxide and nucleating agent graphene in deionized water, allowing to stand, washing with methanol, and drying.

XIA T, LI X, ZHENG Z, ZHANG W

Sepiolite-graphene oxide/chitosan composite gel sphere used as adsorbent in treatment of cationic dye wastewater, comprises chitosan gel spheres as base, and sepiolite and graphene oxide dispersed in chitosan gel spheres.

LEI Z, QI Y, WU T, LI S, MU X, XU Y, ZHANG W

Preparation of graphene biocarbon used for treating wastewater containing organophosphorus pesticides, involves adding straw powder to iron/zinc mixed solution, reacting in water bath, drying, pyrolyzing obtained straw and metal composite material, pickling, and freeze-drying.

ZHANG Y, ZHOU B, QIU L, YUAN R

Graphene oxide modified photocatalyst cloth used in sewage treatment, comprises net cloth and graphene oxide modified photocatalyst.

LIAO C, LIU C, LI H

Preparing nano-magnetic graphene oxide-polyaniline composite material used to adsorption and purification of heavy metal ions and organic dyes, involves taking magnetic graphene oxide, adding aniline and hydrochloric acid, stirring ultrasonically, and controlling mixing temperature.

DONG L, GUO G, ZHANG R, QU S, WANG Y

Nitrogen-doped graphene three-dimensional macroscopic catalyst comprises nitrogen source and carbon source.

TANG Y, JIN H, PU M, XU B, BEI K, JIN Z, ZHENG X, ZHAO M, AN N, LIU R

pH-Independent two-component composition used for removing dye from aqueous system via pi-pi interactions, comprises modified aluminum hydroxide sludge and partially reduced graphene oxide.

JAYASUNDARA D R, NISSANKA N A A

Purifying water using graphene-based composite material comprises e.g. preparing graphene oxide using improved Hummers method, preparing additive material bismuth tungstate, preparing additive material organic aluminum silicate, organizing aluminum silicate, and preparing magnetic graphene oxide.

MA R

Preparation of composite aerogel adsorbent for absorbing organic pollutants in sewage, involves mixing e.g. ammonium persulfate and N,N-methylene acrylamide, adding polyethyleneimine aqueous solution, adding to suspension obtained by mixing acrylamide and graphene oxide suspension, and reacting.

ZOU Y, LIU X, LIU H