国家/地区 中国（33） 美国（6） 世界知识产权组织（6） 加拿大（4） 欧洲专利局（EPO）（3） 日本（3） 韩国（3） 澳大利亚（2）
IPC部 B（38） A（11） C（9）
D（5） G（2） H（2）
IPC大类 B01（38） B32（38） A61（6）
C01（6） A41（5） C02（4）
D04（4） B60（3） C08（2）
C23（2） D06（2）
IPC小类 B01D（38）
IPC B32B009/04（38）
发明人 CHOI K（2） HEIGHT M（2） LIU J（2）
LIU W（2） PARK H（2） PARK H G（2）
SHA X（2） SHA Y（2） YANG Z（2）
ZHANG J（2） ZHANG X（2）
公开年 2021（13） 2022（7） 2018（6） 2020（4） 2017（3） 2016（2）
申请年 2020（10）  2021（8）  2016（5）  2017（5）  2022（4）  2019（3）  2013（2） 
专利权人 HEIQ MATERIA.（2） NANTONG QIAN.（2）

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

Highly flexible carbon dioxide tensile separation molecular sieve membrane, comprises carbon dioxide ion molecular sieve film, first and second silicon oxide film, carbon film, carbon dioxide separation film, tensile layer, nylon fiber, graphene fiber, cotton fiber and white latex layer.

DAI Z

Material used for preparing waste incineration flue filter components for treating flue gas, comprises modified basalt fiber as substrate, graphene oxide/polyvinylidene fluoride composite fiber as core layer, and polyimide fiber as upper layer.

JU H, TENG F, LIU J, LING F, BEN Z, FAN S, DENG T

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

Device for filtering molecules and ions in liquid or gaseous medium, e.g. for filtering helium and dihydrogen, has catalysis layer which is placed in recess and covers portion of barrier layer on recess and graphene membrane is provided in recess and in contact with catalysis layer.

LE POCHE H, FOURNIER A, LITAUDON S

Melt-blown cloth bicomponent cotton of high filtration grade comprises melt-blown cloth bicomponent cotton layer including component A having carbon fiber modified polypropylene resin and modified high molecular weight butyl cellulose resin and component B having graphene modified polyurethane resin.

HE W, WANG F

Graphene composite filter film, has supporting block fixedly connected with iron screw rod, where inner middle end of film body is provided with first filter screen and left and right sides of inner part of body are provided with second screen.

FAN W

Air filter cloth for air purifying device for filtering and purifying micro-particles in air, has adsorption layer composed of transverse first aramid filament and longitudinal second filament knitted with each other.

CAO W

Large area graphene-based seawater desalination film comprises support layer and composite interlayer structural unit, where composite interlayer structural unit is sequentially provided with porous graphene layer, graphene oxide layer and porous graphene layer from bottom to top.

QING F, HOU Y, LI X

Laminated porous ceramic filtering material used for purifying high temperature coal gas, comprises first, second, third, fourth porous ceramic material layers arranged in sequence.

LIU J, BI C, YANG X, ZHANG J, LU Y, YUN K