国家/地区 中国（6） 美国（3）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 B01D（8）
IPC C02F103/08（8）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparing reduced graphene oxide layered film comprises e. g. mixing sodium polystyrene sulfonate and multiwall carbon nano-tube in distilled water according to predetermined proportion, stirring and ultrasonically dispersing uniformly to obtain liquid, and centrifuging uniform dispersion liquid.

YE H, ZHOU W, ZANG S, WU Y, YUAN Z

Large area graphene-based seawater desalination film comprises support layer and composite interlayer structural unit, where composite interlayer structural unit is sequentially provided with porous graphene layer, graphene oxide layer and porous graphene layer from bottom to top.

QING F, HOU Y, LI X

Modified graphene used in graphene composite filter membrane for seawater desalination, comprises graphene containing organic branched chain, and organic branched chain is connected to carbon skeleton using sulfur bond.

ZENG G, GONG D, SUN Y

Preparing hydrophobic graphene film by preparing graphene dispersion and nanoparticle dispersion, mixing, depositing on support, drying, soaking in hydrophobic modifier solution using hydrophobic modifier, water and ethanol, and treating.

LIU G, ZHANG M, JIN W

Preparation of polygraphene membrane for desalinating salt water involves mixing graphite, sodium nitrate and potassium permanganate and hydrogen peroxide, centrifuging mixture, and acylating and polymerizing resulting graphene oxide sheets.

SALEH T A

Graphene-based membrane useful for e.g. removing ions from water , comprises at least two graphene-oxide layers comprising many graphene-oxide flakes that comprise a planar graphene structure with oxygen moieties extending from it.

YU M

Preparing amino graphene thin film used for adsorption of inorganic ions and carbon dioxide molecules, involves preparing graphene oxide which is lyophilized and homogeneously dispersed in dimethylformamide solution.

LIU Y, MIN Y, MO S, TONG S, WANG J, YANG W

Deionizing fluid carrying unwanted ions involves applying pressurized fluid to first surface of perforated graphene in cylindrical form, so that fluid flows to second side of the sheet in preference to ions; and collecting the fluid.

STETSON J B, MERCURIO J, ROSENWINKEL A, BEDWORTH P V, FLEMING S P, WESTMAN A L