国家/地区 中国（6） 韩国（4） 美国（3） 加拿大（2） 欧洲专利局（EPO）（2） 日本（2） 世界知识产权组织（2）
IPC部 A（11）
IPC大类 A41（11）
IPC小类 B01D（11）
IPC A41D013/11（9） B01D046/00（5） A62B023/02（4）
A41D031/30（3） B01D039/16（3） B01D039/00（2）
B01D039/08（2） B32B009/00（2） B32B009/04（2）
C01B032/194（2） C08K003/04（2） D01F001/10（2）
D01F006/46（2） D04H001/544（2） D04H003/007（2）
发明人
公开年 2021（11）
申请年 2020（11）
专利权人

Multi-layered mask is useful for e.g. protecting against the aerosol transmission of COVID-19 comprises five layers characterized that first and last layers are made of e.g. cotton textile layers, natural fiber layers, and nanofibers layer.

SHIREESHA G, KARBARI S R, UTTARA K M, SUBRAMANYA K

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A

Folding plane mask i.e. sanitary product, for filtering inlet nose at mouth and nose part, has filter core comprising anti-far infrared radiation layer, where lower end of filter layer is fixedly connected with graphene filter layer.

YANG M

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Graphene moisture-absorbing antibacterial deodorant sock, has sock main body whose bottom part is sewed with plant fiber layer located in graphene fabric layer that is sewed with active carbon adsorption layer adhered with bottom part of plant fiber layer.

CHEN Y

Reusable filter comprises nonwoven fabric and graphene filter comprising two layers of graphene layer of silver nanowire layer, where silver nanowire layer is located between two layers of graphene layer and nonwoven fabric.

HUANG H, WU J, LIU X

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C

Heat detection mask comprises mid-leaf filter cloth having four corners and four sides, upper leaf of middle leaf filter fabric and upper leaf bonded to have same edge on upper side of left and right sides and having arc-shaped sewing line.

SHIM B

Graphene polypropylene composite material for melt-blown cloth, comprises graphene material, electret material, hydrocarbon material which is liquid at normal temperature and polypropylene.

PAN D, XIE Z, ZHANG Y, ZHANG H

Preparing graphene metal organic framework composite modified polypropylene melt-blown material comprises mixing the graphene and ethanol, cutting, dispersing the graphene in ethanol and adding silane coupling agent.

QIN J, LIU Y, ZHAO K, HE Y