国家/地区 中国（3）
IPC部 A（3）
IPC大类 A01（3） B01（3）
IPC小类 A01N（3）
IPC A01P001/00（3）
发明人
公开年 2017（3）
申请年 2017（2） 
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

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