国家/地区 美国（32）
IPC部 B（32）
IPC大类 B01（32）
IPC小类 B01D（32）
IPC B01D071/02（20） B01D069/12（14） B32B009/00（14）
B01D067/00（12） B01D069/10（10） B82Y030/00（9）
B32B037/14（8） C01B031/04（8） C02F001/44（7）
B32B009/04（6） B01J020/28（5） B32B005/02（5）
B32B038/00（5） B82Y040/00（5） C01B032/198（5）
发明人 HU M（4） MI B（4） DUERKSEN G L（3）
MILLER S A（3） PARK H（3） CHOI K（2）
HEIGHT M（2） PARK H G（2） WANG M（2）
WILSON J H（2） XIE J（2）
公开年 2015（8） 2021（6） 2014（4） 2017（4） 2012（3） 2016（2） 2018（2） 2023（2）
申请年 2015（5）  2016（5）  2013（4）  2020（3）  2021（3）  2011（2）  2012（2）  2014（2）  2017（2）  2019（2） 
专利权人 EMPIRE TECHN.（3） LOCKHEED MAR.（3） UNIV MARYLAN.（3） ENERGYSOLUTI.（2）
HEIQ MATERIA.（2） UNIV INDIANA.（2） UNIV MARYLAN.（2） WANG M（2）
XIE J（2）

Water separation membrane used for water purification for military operation missions and for humanitarian relief to disaster-ridden, comprises support substrate and graphene oxide membrane, graphene oxide membrane including graphene oxide nanosheet bonded to adjacent graphene oxide nanosheet.

HU M, MI B

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

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

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

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

Hybrid graphene material used for manufacturing filters of substances from any tobacco product, preferably cigarettes, industrial processes, internal combustion engines or chemical processes, comprises micronized graphite.

BENSE CANDELA T, BANCHERO ISASMENDI M M, UMPIERREZ VAZQUEZ E F, RUFENER C, VILLANUEVA J P, PARDO H, FACCIO R, MOMBRU A, BENSE C T, BANCHERO I M M, UMPIERREZ V E F, BENSE C T S, CANDELA T B, ISASMENDI M M B, VAZQUEZ E F U, UMPIERREZ VIZQUEZ E F, UFENER C, UMPIERREZ VAZQUEZ E, DRA. PARDO H, DR. FACCIO R, DR. MOMBRU A

Membrane used in water filtration and purification and to form conductive surfaces in batteries, comprises porous polymer substrate and first layer of graphene platelets having aminated graphene platelets supported by substrate.

FLINT I, OGUNTUASE N

Filtration apparatus useful for synthesizing a water purification membrane, comprises a support substrate, and a graphene oxide membrane including many graphene oxide sheets, disposed on the support substrate.

MI B, HU M

Enclosure for e.g. hard disk drive, has data storage disk arranged within enclosure, heads for reading or writing data onto data storage disk, and filter comprising filter media that includes activated carbon and graphene.

ZHANG L H, LIU X, GAN S C