国家/地区 中国（4）
IPC部 A（4）
IPC大类 A01（4）
IPC小类 B01D（4）
IPC A01P001/00（3） A01P003/00（2） B01D053/00（2）
发明人
公开年 2017（4）
申请年 2017（3） 
专利权人

Preparation of silver/graphene/zinc oxide composite material used for degrading of formaldehyde, involves adding zinc nitrate solution to sodium hydroxide solution, filtering precipitate, washing, drying and calcining dried precipitate.

MA L

Anti-haze mask for pet, has acousto-optic alarm device equipped with loudspeaker and luminophore, and storage battery connected with speaker and luminant part through switch, where middle layer of mask body is made of graphene.

AN Y

Composition useful for removing polychlorinated biphenyls in air comprises metal flocculation layer comprises cellulose, chitosan, hexadecyl trimethyl ammonium bromide, plant extract, and graphene oxide and porous titanium silicon layer.

WANG J

Air purifying net useful for e.g. repelling insects, comprises substrate containing graphene, polyethylene terephthalate and carbon fiber, and purifying material containing pseudoboehmite, acid-modified diatomite and humic acid.

GONG Y, REN L