国家/地区 美国（7）
IPC部 B（7） C（4） A（3）
IPC大类 B01（7） C01（3） A41（2）
A61（2） A62（2）
IPC小类 B01D（7）
IPC B01D046/00（7）
发明人
公开年 2021（7）
申请年 2020（7）
专利权人

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

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

Removing contaminant involves using a material comprising an adsorption material for adsorption of contaminant and decomposition material for decomposition of contaminant.

YANG D, KWON H, LEE H C, JI S, CHI X, LEE H, LIANG D, JI S M, JAE K, YANG T S

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

Visible light photocatalytic glass fiber filter core for air purification, comprises nano-scale particles, silver nanowires, adhesive system and superfine glass fiber cotton.

ZENG H, ZHAI F, LI L, CHENG J, LUO Y, FENG G, HU M

Reactor system useful for producing carbon agglomerates, comprises microwave energy source configured to generate microwave energy, field-enhancing waveguide, expansion chamber in fluid communication with constricted region and configured to expand plasma, and outlet.

TANNER D, COOK D, ANZELMO B H, KALLURI R, STOWELL M W

Method of making filter with laser induced graphene (LIG), involves treating second side of sheet and treating on second side provide porosity to sheet such that sheet is capable of flowing air through LIG from first to second side.

TOUR J M, STANFORD M G, LI J, CHYAN Y, ARNUSCH C J, PRESUTTI S E, MOUSE S M, LY J, YU C, STEVEN P, LEI J