国家/地区 中国（5） 美国（4） 世界知识产权组织（4） 加拿大（3） 日本（3） 韩国（3） 欧洲专利局（EPO）（2） 英国（2）
IPC部 A（9）
IPC大类 A41（9）
IPC小类 A41D（9） C01B（9） A62B（5）
B01D（5） B32B（2） C08K（2）
IPC A41D013/11（9）
发明人 JANG B Z（2） ZHAMU A（2）
公开年 2021（5）
申请年 2020（4）  2021（2） 
专利权人 NANOTEK INST.（2）

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

Mask-based testing system useful for detecting biomarker received from lungs and airways of test subject, comprises exhaled breath condensate collector for converting breath vapor received from lungs, biosensor, and electronic circuit fixed to outside of mask for receiving test signal.

DANIELS J J, JAY D J

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

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

Graphene melt-blown cloth useful in high-performance mask, comprises hydroxylated graphene, activated carbon containing hydroxy functional groups, antibacterial particles, and polypropylene materials.

SUN L, SHEN Y, ZHANG N

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

Nanomaterial bacteriostatic mask includes filter material comprising bamboo carbon fiber and graphene oxide.

YE X, ZHANG Y, ZHAO B, YAO L, LIU P, HUANG C

Preparing graphene oxide-modified activated carbon for use in oxidized graphene modified active carbon mask, involves adding activated carbon to graphene oxide solution, stirring obtained mixture, filtering, and collecting filter residue.

SHA Y, SHA X

Graphene sheet comprises graphene laminated on one side of the nonwoven fabric, and a mask formed facing the skin and wrapped with finishing material.

JO D Y