国家/地区 中国（3）
IPC部 B（4） D（3）
IPC大类 B01（4） D06（2）
IPC小类 B01D（4）
IPC B01D039/08（4）
发明人
公开年 2022（4）
申请年 2021（4）
专利权人

Filter element useful for manufacturing air conditioning units for a motor vehicle, comprises a textile substrate comprising woven fabric and nonwoven fabric, and a composition comprising graphene.

RIZZI L G, CESAREO G G

Processing polytetrafluoroethylene emulsion modified complex filter material useful in e.g. filter device comprises e.g. using glass fiber, polyphenylsulfone terephthalamide fiber and polyimide fiber, carding, complexing dust-facing surface with microfiber layer, drying, singeing and baking.

WANG D, SHI Z

Preparing graphene composite antiviral powder and antibacterial and antiviral air filter material, comprises e.g. preparing reduced graphene oxide suspension, mixing with mixed activating stock solution of palladium chloride, tin chloride and hypo chlorous acid and centrifuging.

LI Z, RAN W, ZHANG C, XU R

Antibacterial antiviral melt-blown cloth used as core material of mask, comprises base layer, where upper end face of base layer is provided with first filter layer, and lower end face is provided second filter layer.

FENG D, PENG H, LI B