国家/地区 中国（2）
IPC部 A（3）
IPC大类 A61（3）
IPC小类 A61L（3）
IPC B32B005/02（3）
发明人
公开年
申请年 2021（2） 
专利权人

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

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

HAN F, DU Z

Air purifying negative oxygen ion releasing roof film for home decoration field, has base layer whose side surface is provided with negative oxygen ion powder layer, outer surface layer covered with graphene layer.

YU W