国家/地区 中国（2）
IPC部 A（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B32B005/26（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

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

Diatom cloth with antibacterial, purifying and humidifying function comprises diatom material, activated carbon, graphene, catalyst, pore-forming agent and cloth.

HAN F, DU Z