国家/地区 美国（3）
IPC部 A（3）
IPC大类 A41（3） A62（3） B01（3）
B32（2）
IPC小类 A41D（3）
IPC B01D039/16（3）
发明人 JANG B Z（2） ZHAMU A（2）
公开年
申请年 2021（2） 
专利权人 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

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

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