国家/地区 中国（30）
IPC部 B（30）
IPC大类 B01（30） C02（26） C01（3）
C08（3） C09（2） D06（2）
IPC小类 B01D（30）
IPC B01D067/00（30）
发明人 LI S（3） ZHANG X（3） ZHAO X（3）
HUANG Y（2） LI B（2） LIU Y（2）
WANG Y（2） ZHANG H（2） ZHANG M（2）
ZHANG Y（2） ZHOU Z（2）
公开年 2021（14） 2020（12） 2022（4）
申请年 2020（30）
专利权人 UNIV TIANJIN（2）

Nanofiltration membrane for use in the filtration of quantum dot solutions, comprises graphene oxide and a layered multi-metal hydroxide dispersed in the graphene oxide, the graphene oxide and the layered multimetal hydroxide are bonded together by electrostatic interaction.

DENG C

Polyvinylidene fluoride composite membrane, used in water treatment, comprises PVDF-based membrane, and poly-dopamine/oxidation graphene composite layer compounded on the film.

ZHAO X, LIU L, ZHU Z, MIAO L, MA J, JIA G

Polymer solution used for preparing nanofiltration membrane in water treatment, and also in high-temperature separation and desalination, comprises polyaryl ether sulfone block polymer, good solvent, poor solvent and additive.

CAO M

Graphene oxide titanium dioxide-dopamine polyetherimide nanofiltration membrane comprises organic ultrafiltration membrane support and functional layer prepared by ultrasonically mixing graphene oxide solution and titanium dioxide-dopamine aqueous solution, filtering to form membrane, and filtering.

LAN W, FANG F, HONG Y, CHEN Y

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 gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Preparing layer-by-layer covalent cross-linked graphene oxide film useful in treating water, comprises e.g. assembling polyacrylonitrile film and graphene oxide layer-by-layer using symmetrical diamine substance as cross-linking agent.

ZHAO X, LI H, QI H, TIAN Y

Composite filter membrane comprises base membrane, and partially reduced graphene oxide deposited on base membrane, and has preset water contact angle.

HUANG Z, LIN X, LIU Y

Positive osmosis complex membrane useful for treating water, comprises matrix and complex layer comprising complex particle layer comprising graphene oxide loaded with titanium dioxide.

DUAN D, JIA Q, REN Y, LI T

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