国家/地区 世界知识产权组织（8） 中国（5） 欧洲专利局（EPO）（3） 美国（3） 加拿大（2） 韩国（2）
IPC部 A（14）
IPC大类 A41（14） B01（14） A62（10）
D04（4） B32（3） C08（3）
D01（3） D06（3） C01（2）
IPC小类 A41D（14）
IPC B01D039/16（14）
发明人 ALVAREZALVAREZ A（2） BOHM S（2） CESAREO G G（2）
JANG B Z（2） MANJON FERNANDEZ A（2） MEGIDO FERNANDEZ L（2）
NORIEGA PEREZ D（2） PEREZ RODRIGUEZ M（2） RIZZI L G（2）
RODRIGUEZ GARCIA J（2） SANZ MORAL L M（2） SUAREZ SANCHEZ R（2）
ZHAMU A（2）
公开年 2021（6） 2022（6）
申请年 2020（6）  2021（6）  2022（2） 
专利权人 ARCELORMITTA.（2） DIRECTA PLUS.（2） NANOTEK INST.（2）

Combination of nanoparticles applied onto mask filtration system for filtering airborne pollutants comprising PM2.5 and aerosolized virus particles of severe acute respiratory syndrome-coronavirus disease, comprises graphene, titanium dioxide, zinc oxide, copper oxide, silicon dioxide, and solvent.

NAG I

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

Preparing renewable antibacterial effect degradable nanofiber mask filter core comprises preparing graphene oxide-halamine composite antibacterial nanofiber membrane, and combining with substrate prepared from polylactic acid ultra-diluted spinning solution, and ultrasonic compounding.

HE J, SHAO W, LI X, ZHANG J, SU X, LI B, ZHAO X

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

Antiviral formulation useful in antiviral filtering material for antiviral face mask, comprises metallic copper particles in unoxidized form, graphene oxide or reduced graphene oxide, and a bonding matrix material.

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 material, useful in face mask and/or respirator, comprises electrospun nanofiber membrane and active nanomaterial agent incorporated into the membrane, where the membrane filters disease-causing agents.

HASAN S W, MAVUKKANDY M

Textile article, useful in a filter for personal health protection, comprises a textile substrate having specific bacterial filtration efficiency, where the textile article comprises graphene dispersed in a polymeric binder.

CESAREO G G, RIZZI L G

Increasing an electrical and/or thermal conductivity, as well as filtering power and germ-blocking properties of textile article by preparing impregnation composition consisting of graphene, polymeric binder and wetting agent, and stirring.

CESAREO G G, RIZZI L G

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