国家/地区 中国（17）
IPC部 B（17） C（9）
IPC大类 B01（17） C02（9）
IPC小类 B01D（17）
IPC B01D061/02（17）
发明人 XU Z（3） YANG L（3） ZHANG Y（3）
HUANG L（2） LI Z（2） LIU W（2）
PAN P（2） SHEN W（2） TANG J（2）
WANG Y（2） WANG Z（2） WU J（2）
公开年 2022（17）
申请年 2022（10）  2021（6） 
专利权人 HUNAN YUTUO .（3） ANHUI SOURCE.（2） UNIV QINGDAO（2）

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

Preparing graphene oxide-based composite nanofiltration membrane involves weighing sodium hyaluronate powder and dissolving in phosphate buffer, adding 1-ethyl-(3-dimethylaminopropyl)carbodiimide or N-hydroxysuccinimide powder, and dissolving mono-6-aminodeoxy-beta-cyclodextrin.

SHAO R, PEI X, LIU S, WU J, XU Z, ZHU B, LI N

Production of negatively charged modified nanofiltration membrane involves dispersing negatively charged component, modified graphene oxide and deionized water, soaking base membrane in obtained solution, drying, soaking obtained product in crosslinking agent solution, crosslinking, and cooling.

PAN P, LI Z, HU Y, WANG Z

Preparing modified high-flux reverse osmosis membrane based on multi-dimensional graphene oxide used in sea water desalination technology, involves adding hydroxyl-containing diamine to graphene oxide dispersion liquid, and vacuum filtering to polysulfone ultrafiltration membrane.

LI X, SU T, LIU L

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

polyethersulfone composite microporous nanofiltration membrane used for separating various organic material and inorganic salts with different valence states, involves performing nitration modification on polyether sulfone.

WU J, ZHOU Z

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