国家/地区 中国（8） 世界知识产权组织（4） 美国（3） 日本（2）
IPC部 B（12） C（12）
IPC大类 B01（12） C01（12） B82（2）
C02（2）
IPC小类 B01D（12）
IPC B01D071/02（12）
发明人
公开年 2021（12）
申请年 2021（12）
专利权人

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

Preparing mercapto compound functionalized graphene oxide film in chiral separation, involves ultrasonically dispersing graphene oxide nano-sheet in organic solution under condition of room temperature and adding azodiisobutyronitrile.

LIU L, HOU S

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

Preparation of iron-oxide-graphene oxide-hexagonal boron nitride composite used in e.g. chemosensor, involves dissolving graphene oxide and hexagonal boron nitride in distilled water, stirring and ultrasonically processing, autoclaving, centrifuging, washing with ethanol and drying.

NANDHAKUMAR R, PRABHU J, SAKUNTHALA A, VIDHYA B, RAJESH S

Gas separation membrane element used in gas manufacture, comprises central tube for accumulating permeated gas, and gas separation membrane spirally surrounded by tube and comprising porous support film having arithmetic-mean surface roughness and separation functional layer containing graphene.

TOKUYAMA T, IIZUKA R, YAMADA H

Carbon material used as filter for desalination or deionization of solution, comprises carbon-containing layer having opening and solid material provided for covering the opening of carbon-containing layer, where solid material comprises hole communicating with opening.

KATSUMI K, TOSHIO T, YASUSHI S, STEVIC D, KATSUYUKI M, KANEKO K, TAKAGI T, SHIMIZU Y, DRAGANA S, MURATA K, MURADA K

Preparation of LTL molecular sieve membrane involves preparing LTL molecular sieve crystal particles, modifying, preparing graphene oxide modified carrier, assembling with molecular sieve crystal layer, steam reforming, and heating.

WANG Z, HUANG R, WANG N

Self-supporting two-dimensional film useful in membrane separation, comprises film-forming material stacked to film, where film-forming material comprises graphene oxide or MXene.

LONG Q, LIU Z, CHEN J, WANG Y

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