国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） D01（2）
IPC小类 B01D（2）
IPC D01F001/10（2）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing graphene-quaternary ammonium salt modified polyacrylonitrile composite fiber filter film in clothes, carbon fiber raw material, hemodialysis and other fields, involves adding graphene oxide to N,N-dimethylformamide solvent, stirring and dispersing, adding pyromellitic anhydride.

ZHANG X, WU J

Graphene filter core material comprises polyacrylonitrile electrospinning fiber including polyacrylonitrile and graphene antibacterial composite material composed of graphene oxide-supported silver particle composite material and/or quaternized graphene composite material.

ZHANG W