国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10） C02（10） C01（2）
IPC小类 B01D（10）
IPC B01D061/02（10）
发明人 WANG Y（3） YANG L（3） ZHANG Y（3）
HUANG L（2） LIU W（2） SHEN W（2）
TANG J（2） WANG L（2） XU Z（2）
公开年 2022（6） 2023（4）
申请年 2022（10）
专利权人 HUNAN YUTUO .（3） UNIV QINGDAO（3）

Preparing nano-filtration membrane useful for e.g. water treatment, comprises e.g. oxidizing polypropylene microporous film to make surface hydroxylation, performing oxidation treatment by aqueous solution comprising persulfate composite, and post-processing to obtain nano membrane.

SONG P, HU L, LIU G, LIANG S

Graphene reverse osmosis composite membrane, prepared by pouring graphite oxide and silver nitrate aqueous solution into stirring device and mixing and stirring to obtain pre-coating, centrifugal washing the obtained paint.

CHEN Z, DING F, DAI H, WANG Y

Quantum dot graphene antibacterial adsorption electrostatic spinning nano-filtration membrane comprises high molecular polymer solution, graphene quantum dot and dispersant, where dispersant is prepared by electrospinning and crosslinking high molecular polymer-graphene quantum dot spinning solution.

WANG L, HU X, QI X, ZHAO H, QU L

Oxidation graphene reverse osmosis membrane comprises sub-nano carbon tube, oxidation graphene layer, and phospholipid double-molecular layer.

WANG L, WANG D, LI Z

Improving separability of reverse osmosis membrane, comprises using polyamide membrane modified by graphene oxide to separate oxidized substances in water to enhance water flux, chlorine resistance, and anti-pollution performance of polyamide membrane.

SHEN W, HE H, XU Z, YANG L, ZHANG Y

Preparation method for improving chlorine resistance of reverse osmosis membrane comprises using graphene oxide perform material modification of polyamide membrane, reducing pore size, porosity, hydrophilicity, and surface roughness of polyamide membrane modified by graphene oxide.

WANG C, XU Z, LIU W, YANG L, ZHANG Y

Graphene oxide filled mixed substrate reverse osmosis membrane used in water purification and separation process of film, chlorine resistance and pollution resistance, comprises graphene oxide embedded in polyamide layer.

LUO Y, LIU W, SHEN W, XU H, ZHANG Y

Controllable water flux or retention rate graphene oxide/chitosan composite nanofiltration membrane useful in preparing of water flux and nanofiltration performance equipment and textile dye wastewater treatment equipment, comprises graphene oxide-chitosan nanosheets.

TANG J, WANG Y, YANG L, HUANG L

Graphene oxide/sodium alginate composite nanofiltration membrane useful in preparing water flux and filtering performance device and textile dye waste water processing device., comprises graphene oxide sodium alginate stable structure GO-SA prepared by sodium alginate surface modification.

TANG J, WANG Y, JIA F, HUANG L

Preparation of hybrid graphene oxide material used for preparing nanofiltration membrane for filtering dye, involves mixing graphene oxide aqueous dispersion and composite nanosphere aqueous dispersion, and preparing composite nanosphere hybrid graphene oxide material from obtained dispersion.

WANG M, ZOU R, YANG Z, LI Y, SHANG S, CHEN C, LI R, XIAO G