国家/地区 中国（3）
IPC部 B（3） C（3） D（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC D01F001/10（3）
发明人
公开年
申请年 2020（2） 
专利权人

Preparing amino-rich polyacrylonitrile-based nanocomposite fiber film used for removing and recycling gold, involves mixing N,N dimethylformamide dispersion of graphene oxide and the N,N-dimethylformamide solution of hyperbranched polyethyleneimine and performing amidation reaction.

ZHONG X, MENG W, YANG H, SHI X, LI X, LI T, MA Y

Modified polyacrylonitrile fiber film useful for absorbing lead ion in water, prepared by e.g. preparing mixture of polyacrylonitrile, chitosan and biochar, adding into mixture of dopamine and graphene oxide, stirring and electrospinning.

CHEN J, XU K

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