国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 D01D（3）
IPC D01F001/10（3）
发明人
公开年
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 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

Preparing graphene-polyacrylonitrile-based nanocomposite material useful for purifying and treating sewage, comprises e.g. adding graphene and acrylonitrile monomer under action of initiator, and performing coupling method.

ZHANG H, QUAN L, LIU H, TONG Y, CHENG L, YANG Z