国家/地区 中国（7） 韩国（6） 世界知识产权组织（5） 美国（3） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 B（17）
IPC大类 B01（17） A41（6） A62（5）
D04（4） B32（3） D01（3）
C23（2） D06（2）
IPC小类 B01D（17）
IPC B01D039/16（17）
发明人 WANG Z（2）
公开年 2021（9） 2020（6） 2022（2）
申请年 2020（17）
专利权人

Antiviral filtering material used in antiviral face mask, comprises layer of textile and layer of antiviral coating comprising metallic copper nanoparticles in unoxidized form, graphene oxide or reduced graphene oxide, and bonding matrix.

ALVAREZALVAREZ A, MANJON FERNANDEZ A, SANZ MORAL L M, NORIEGA PEREZ D, RODRIGUEZ GARCIA J, MEGIDO FERNANDEZ L, BOHM S, SUAREZ SANCHEZ R, PEREZ RODRIGUEZ M

Graphene-based personnel protection equipment product used in personnel protection equipment such as filtration device, mask, glove and face shield, comprises fabric, clothing, face shield or glove body configured to support graphene sheets.

JANG B Z, ZHAMU A

Filter for use in mask and air purifier, comprises a filter medium forming pores, and a conductive material attached along a surface of the filter medium.

KO S H, SEONGGEUN H, KIM J M

Graphene polymer filter comprises polyolefin resin and graphene powder which are mixed to have pores of certain size and porosity.

NAMKUNG D

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

Polytetrafluoroethylene composite filter material useful for air purification by filtering bacteria and virus aerosol, comprises supporting layer and polytetrafluoroethylene microporous film layer.

XIAO P, XIAO Z, CAI C, TANG Y, LI H, SU J, XIAOPING, WEIGHT X, TSAI C, AN X J

Insect screen with fine dust blocking function, has connecting ring that is arranged between pair of meshes, and frame that is coupled to outside of meshes.

KIM J H

System for filtering fluid, has filtering unit which is arranged within housing between two openings, and is configured to filter fluid to provide portion of fluid, where filtering unit comprises fibers and mycomaterial.

KLEIDON W

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

Method of manufacturing mask filter by melt blow (MB) method, involves adding process of improving drape property to nonwoven fabric layer to which electrostatic force is given through air washing process.

YOON Y B