国家/地区 中国（3）
IPC部 B（3） C（2）
IPC大类 B01（3） C02（2）
IPC小类 B01D（3）
IPC B01D071/42（3）
发明人 ZHANG X（2）
公开年 2022（3）
申请年 2022（3）
专利权人

Preparing dual-drive type super-hydrophilic photothermal film comprises performing primary heat pressing super-hydrophilic photo-thermal conversion nanofiber film to improve integrity, folding, and performing secondary heat-pressing and shaping.

HONG Y, SUN W, ZHANG G, CAO J, ZHU T, LIU 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

Preparation of nano-filtration membrane of graphene oxide used in decoloring waste water, by coating dispersion liquid containing graphene oxide on base film, crosslinking graphene oxide by polyamine and post-treating by sodium hypochlorite.

ZHANG Y, CHEN H, DU X, ZHU X, ZHANG X, HE Y, KE Y