国家/地区 中国（4）
IPC部 B（4） D（4） A（2）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC D01F001/10（4）
发明人 ZHANG J（2）
公开年 2020（2）
申请年 2022（2） 
专利权人

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

Preparing renewable antibacterial effect degradable nanofiber mask filter core comprises preparing graphene oxide-halamine composite antibacterial nanofiber membrane, and combining with substrate prepared from polylactic acid ultra-diluted spinning solution, and ultrasonic compounding.

HE J, SHAO W, LI X, ZHANG J, SU X, LI B, ZHAO X

Graphene antibacterial non-woven fabric useful in filter screen of masks, air conditioner, air purifier and vehicle purifier, comprises polymer material, graphene material, surfactant and additive.

WANG Q, LIU S

Preparation of nano fiber filter for preparing cigarettes, involves adding graphene oxide dispersion to polylactic acid solution, spraying on composite film material, drying, placing in silver nitrate, removing film material and drying.

LIANG M, ZHAO M, ZHANG J, ZHANG G, YUE L, LI H, LI R, HE Y, LI M