国家/地区 中国（53） 世界知识产权组织（7） 印度（6） 美国（4） 韩国（2）
IPC部 B（71）
IPC大类 B01（71） C02（27） B82（6）
C01（5） B32（2） C07（2）
C08（2） D04（2）
IPC小类 B01D（71）
IPC B01D067/00（71）
发明人 LI Y（6） ZHANG Y（6） LI X（4）
LIU G（4） WANG D（4） WANG W（4）
ZHANG X（4） CHEN Z（3） LI W（3）
LIU X（3） WANG C（3） WANG J（3）
WANG L（3） WANG Y（3） WANG Z（3）
公开年 2023（71）
申请年 2022（41）  2023（16）  2021（14） 
专利权人 CHONGQING GR.（2） GUANGDONG ES.（2） UNIV CHANGCH.（2） UNIV DALIAN .（2）
UNIV HEFEI T.（2） UNIV SHANGHA.（2） UNIV TIANJIN.（2） UNIV WUHAN T.（2）
VIA SEPARATI.（2） VONTRON TECH.（2）

Metal-doped graphene nanofiltration membrane used in various applications such as water purification, wastewater treatment, comprises graphene nanoparticle layer deposited with metal, porous support layer embedded with metal-doped graphene nanoparticle, membrane support layer, and transverse layer.

PUNETHA V D, KALPETIYA S

Filtration apparatus for processing black liquor feed, comprises graphene oxide film provided on support substrate, where graphene oxide film including graphene oxide sheets, where each of graphene oxide sheets covalently coupled to chemical spacer.

KELLER B, ORTIZ R L, MACDONALD B I, MACLEOD M, FRAYNE S

Composite film used for selectively separating cation in water environment, comprises supporting layer and functional layer located on surface of supporting layer, where functional layer comprises seed layer, and metal-organic framework layer located on surface of seed layer.

LU C, HU C, CHEN Z, QU J

Preparing aluminum oxide ceramic plate film used in sewage treatment, comprises setting intermediate sacrificial layer and functional film layer on aluminum oxide ceramic substrate, and removing intermediate sacrificial layer.

LI X, GAO G, ZHOU H, WANG Y, ZHANG N, LIU X

Preparing manganese oxide incited graphene quantum dots membrane involves dissolving graphene quantum dots in N-methyl-2-pyrrolidone with stirring for preparing thin film composite, and forming thin film composite forward osmosis membranes by spreading obtained suspension on fine glass plate.

JAIN H, GARG M C

Preparing polyamide membrane for desalination of water from surface hydric body such as river, or for processing water for industrial reuse, involves applying dispersion of graphene oxide in ethyl alcohol, on membrane of selective polyamide layer, by spin-coating with low and high rotations.

SILVESTRE A A L, DE JESUS R B C, GOULART S G, SANTOS A M M, GOMIDE D C V, BRASIL Z Y L, DE ARAUJO CID DA SILVA R, SUHETT D S R

Electrospun polymer nanofibrous membrane used in air filtration applications, comprises polyvinylidene fluoride, Tecophilic thermoplastic polyurethanes, or blend of polyvinylidene fluoride and Tecophilic thermoplastic polyurethanes, where membrane is treated with one or more anti-pathogenic agents.

GUO F, SOLIMAN S

Separation membrane e.g. ultrapure water membrane, food and/or beverage processing membrane, municipal water membrane, comprises porous substrate layer and active layer comprising superhydrophilic agent arranged over at least portion of substrate layer.

BRETHERTONLIU K, PUGH T, FEI F

Preparing carboxylated oxidized graphene modified flexible flat film, comprises e.g. preparing oxidation graphene, dispersing oxidation graphene in deionized water and obtaining oxidation dispersion graphene, and adjusting graphene.

ZHANG M, CHEN Z, XU J, HUANG Y, WU S, XU H

Composite material used in laminates and articles, comprises expanded porous membrane having thickness and microstructure of fibrils, and nodes interconnecting fibrils, and poly(ionic liquids) polymer.

RAN S, SHAFER G J