国家/地区 世界知识产权组织（2）
IPC部 A（2）
IPC大类 B01（2） C01（2）
IPC小类 B01D（2）
IPC C01B032/182（2）
发明人
公开年
申请年 2021（2）
专利权人

Graphene nanocomposite polymeric membrane used as air filtration membrane in high-performance masks and air purifiers, comprises sulfur-doped amine-functionalized silver-linked reduced graphene oxide.

BARDIYA V

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