国家/地区 中国（27） 欧洲专利局（EPO）（2） 印度（2） 美国（2） 世界知识产权组织（2）
IPC部 B（27）
IPC大类 B01（27）
IPC小类 B01D（27）
IPC B01D071/02（27）
发明人 CHENG H（2） HAN J（2） JIANG W（2）
LIU Z（2） WANG A（2） WANG W（2）
WANG Y（2） WU X（2） XIA X（2）
XU Y（2） YU P（2） ZHU Y（2）
公开年 2017（16） 2018（11）
申请年 2017（27）
专利权人 RES CENT ECO.（3） CHANGSHA WUD.（2）

Preparing graphene directional separation oxide film for treating sewage involves selecting aperture of micro-filtration membrane having pore diameter supporting layer, forming graphene oxide function layer, which has easy expansion.

WANG A, HAN J, XIA X, CHENG H, JIANG W, LIU M, DING Y

Super-hydrophobic-oleophobic reduced and oxidized graphene filter membrane useful for separating oil and water, prepared by e.g. mixing graphene oxide, nano-zinc oxide and reacting with dopamine hydrochloride containing dopamine solution.

LIU J, FENG Y, LV X, WANG Z

Graphene composite filter membrane for use in sewage treatment process, has limiting hole that is formed on one side of limiting slot opened at lower locating frame upper end, and elastic reset block that is set on limiting hole outer side.

ZHU Y, SHAO R

Preparation of graphene composite ultrafiltration membrane used for wastewater treatment by dissolving cellulose acetate in alkyl ammonium hydroxide, heating, ultrasonically processing, heating, standing, and drying.

FANG Y, YU P

Purifying waste water based on graphene membrane, by storing waste water in transparent container, placing graphene membrane on surface of waste water, illuminating transparent container and evaporating waste water.

WANG X, YU P

Preparing composite film layer comprises e.g. preparing graphene oxide solution, dissolving zinc nitrate and 2-methyl imidazole in methanol, mixing, adding graphene oxide solution into mixed solution of two solutions and centrifuging.

MA Y, SONG Z, LI C, XU Y, ZHANG C

Hollow fiber composite biofilm has tubular shape, outer hollow fiber membrane layer, outer layer of graphene oxide, biofilm layer, inner layer of graphene oxide, and hollow layer, and improves filtration effect microorganisms.

ZHANG K, CHENG W, ZHOU N

Preparation of modified cyclodextrin nanocluster graphene film material involves mixing cyclodextrin, generating self-assembly nanoclusters, taking microporous filtering film, and forming cyclodextrin modified graphene film material.

LU Y, LI B, YAN H

Double-metal hydroxide ceramic membrane used for seawater desalination, comprises porous ceramic substrate having film coating including graphene, magnesium salt, aluminum salt, surfactant, silane coupling agent, organic solvent, and water.

CHEN Q, ZENG J

Water purification composite film material useful for removing heavy metal ions in the water, comprises titanium carbide and graphene.

XU Y, JIE X