国家/地区 中国（3）
IPC部 A（4） B（4）
IPC大类 A61（4） B01（4） A01（2）
B32（2）
IPC小类 A61L（4）
IPC A61L002/08（4）
发明人
公开年 2021（3）
申请年 2021（4）
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

Nano fiber film air purifier filter screen has rotating shafts that are located at same vertical position and distance is same as length of pre-filtering screen.

YANG Y, DU L, LI X

Preparation of composite visible photocatalyst graphene quantum dot/graphite phase nitrogen carbide by mixing carbon nitride and graphene quantum dot solution, stirring, reacting, centrifuging to remove supernatant, washing and drying.

YU H, CUI Y, HUANG X, WANG T, JIA L, NIE Q

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

HAN F, DU Z