国家/地区 中国（47） 世界知识产权组织（10） 美国（8） 欧洲专利局（EPO）（7） 日本（5） 印度（4） 韩国（4） 巴西（3） 澳大利亚（2） 加拿大（2）
IPC部 B（58）
IPC大类 B01（58）
IPC小类 B01D（58）
IPC B01D069/12（58）
发明人 LI S（4） WANG X（4） ZHANG J（4）
ZHANG X（4） LAN Y（3） LI J（3）
LI Y（3） PENG P（3） ZHANG Y（3）
CHEN Q（2） DENG L（2） FEI F（2）
GUO Y（2） HUANG Y（2） JIANG Z（2）
公开年 2021（58）
申请年 2021（34）  2020（18）  2019（6） 
专利权人 UNIV SANMING（3） UNIV TIANJIN（3） BEIJING INST.（2） CHINA PETROL.（2）
G2O WATER TE.（2）

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 sericin doped graphene oxide membrane for forward osmosis by isolating graphene oxide flakes by centrifuging, collecting supernatant, pouring sericin solution on nylon support, pouring medium graphene oxide flake dispersion under vacuum pressure, heating, immersing in water and drying.

DEKA P, VERMA V K, SUBBIAH S, RAIDONGIA K, KEJRIWAL R

Complex separation film useful for separation and purification of nanoparticles, macromolecules, proteins or viruses with different particle sizes, comprises deposition substrate layer, separation layer and fixed protective layer.

WANG B, SUO Y, GE Y, LI Y, YANG F, HAO Y, WANG X, SU L

Preparing membrane aerated biofilm rector hollow fiber composite membrane useful in membrane aerated biofilm rector sewage treatment, comprises placing substrate in solvent for pretreatment, mixing coating base material, catalyst, dispersant and reinforcing agent, and curing.

LI L, LI J

Membrane for pressure-assisted separation of oil and water used in drainage device and fuel tank, comprises at least partially crosslinked active layer arranged on portion(s) of porous substrate layer, and comprising superhydrophilic agent.

LIU K, FEI F, PUGH T

Separation membrane for oil and water separation in fuel tanks, comprises porous substrate layer and active layer comprising hydrophilic agent and superhydrophilic agents.

LIU K, FEI F, PUGH T

Ion-selective conduction composite membrane for extraction of organic compounds from water to be treated comprises inner layer disposed between two outer layers.

MOTTET B, LABORIE B, KECHADI M, BRUNO M, BENOIT L, MOHAMMED K

Preparing composite film for photocatalysis-photothermal film distillation comprises dissolving cerium nitrate and urea in distilled water, introducing polyvinylidene fluoride, and electrospunning spinning solution by electrospinning technology.

SHI J, HU W, HUANG Y, JU J, WANG C, LIU M, KANG W

Use self-heating silicon carbide-graphene composite ceramic film preparation technology in oil-water separation comprising processing device main body, whose four corners are fixedly installed with supporting legs and through hole slidingly provided with connecting rod.

SHEN H, ZHENG Z, XU D, JIN Y, ZHANG J, CHEN Q, TANG Y

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