国家/地区 日本（2）
IPC部 B（2）
IPC大类 B01（2） C01（2） C02（2）
IPC小类 B01D（2）
IPC B01D039/08（2）
发明人
公开年
申请年
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

Graphene derivative used in composite used as e.g. adsorbent, has preset amount of component derived from ester bond to total of amount of components derived from carbon-carbon single bond, carbon-oxygen bond, ether and ester bonds.

SUZUKI A, IMADA T, NAITO K, YOSHINAGA N