国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10） C01（10） B32（2）
C02（2） C23（2）
IPC小类 B01D（10）
IPC B01D071/02（10）
发明人
公开年 2021（10）
申请年 2021（8）  2020（2） 
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

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

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

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Multilayer selective hydrogen permeation composite membrane useful for separating hydrogen from gas mixture by selective diffusion, comprises metal substrate layer with high hydrogen permeability, metal layer and single-layer graphene film.

GUO Y, CHEN C, ZOU D, LIU R, DENG L, LI G, YE X

Manufacturing metal supporting graphene separation film comprises e.g. growing graphene film on metal substrate, adding micro-nanopores, adhering protective film with micropores on the metal of graphene film-metal composite structure.

LU G, WANG F