国家/地区 中国（9）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D067/00（9）
发明人 LI S（9）
公开年 2021（4） 2017（2） 2020（2）
申请年 2020（3）  2019（2）  2021（2） 
专利权人 BEIJING ORIG.（2） UNIV CHINA O.（2） UNIV GUANGDO.（2）

Preparing efficient seawater desalination membrane involves taking microporous membrane as surface membrane and polyamide-based membrane as intermediate layer.

LIU G, LI S, WANG L

Preparation of composite modified film used in water treatment, involves soaking polyvinylidene fluoride film in solution of tris(hydroxymethyl)aminomethane hydrochloride and diaminoguanidine, modifying by oxidation deposition, and immersing film in aminated graphene oxide solution and grafting.

LIN Z, CHEN Z, YOU W, ZHANG B, WANG Y, LIN H, LI S, HUANG Y, LI D

Preparing graphene oxide-polyvinylidene fluoride composite hollow fiber film used for sewage treatment and purification of tap water, involves pre-processing polyvinylidene fluoride film wire by using polyethylene imine to obtain film wire.

CHEN Y, ZHANG J, LI S, WEI J, MO H, XUE Y, MENG J, LIU M

High-flux nano-composite film comprises base film, ultra-thin hydrophilic mixed matrix modified layer formed by co-depositing two-dimensional nanomaterial and polyvinyl alcohol, and polyamide separation skin layer.

SU B, ZHANG J, LI S, HAN L

Flexible anti-fouling composite filter membrane comprises mixture of graphene oxide modified basalt fiber, plant nano cellulose, lignin adhesive and polyaspartic acid, which forms a layer of flexible anti-fouling composite fiber film.

LI S, LI L, GAO F

Preparing fluorinated graphene-based superhydrophobic separation membrane, comprises e.g. forming layer of flake copper sulfide of copper mesh by hydrothermal method, and preparing nickel hydroxide/copper sulfide composite material.

MENG Z, YIN C, LI S, LIU X, LIN C, SU B

Aminated oxide graphene and graphite-phase carbon nitride composite modified membrane comprises polysulfone hollow fiber organic ultra-filtration membrane distributed on one side surface of polysulfone hollow fiber organic ultra-filtration membrane.

LI D, ZHANG Q, LIANG Y, XIE Y, LI S, WANG Z, FENG L

Preparing osmosis film useful for desalinating, comprises dissolving high molecular polymer ethylenediamine in de-ionized water, adding amino graphene quantum point nano grains, stirring, soaking interfacial polymerization and drying.

SU B, ZHAO K, LI S

Preparing acid chlorinated graphene oxide modified polyamide reverse osmosis membrane with antibacterial property useful for treating water, comprises e.g. dissolving polyfunctional aromatic amine, soaking support layer in aqueous solution.

CHEN Y, XIA J, PENG W, CHOU S, LI S