国家/地区 世界知识产权组织（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC C02F001/44（3） B01D067/00（2） B01D069/08（2）
B01D071/02（2）
发明人
公开年 2020（4）
申请年 2019（2） 
专利权人

Composite membrane comprises porous polyvinylidene fluoride, polytetrafluoroethylene or nitrocellulose membrane body and graphene oxide arranged on surface of membrane body.

WEN X, YOU Y, JIN X, BUSTAMANTE H, JOSHI R

Treatment of substrate e.g. porous substrate, involves forming intermediate compound by combining substrate comprising hollow fiber membrane comprising base material comprising polysulfone and polyethersulfone, and graphene oxide in liquid.

MELUCCI M, PALERMO V, ZAMBIANCHI M, LISCIO A, KOVTUN A, TREOSSI E, NAVACCHIA M L, BOCCHI L

Membrane for membrane distillation, comprises microporous mat of electrospun nanofibers, where nanofibers are made of nanocomposite comprising reduced graphene oxide dispersed in hydrophobic polymer.

RAHAMAN S, CHEN T, ISLAM M S, MA W

Manufacture of ultra-thin graphene membrane for filter membrane, involves depositing etching layer and mask layer on metal foil, etching layer, adding carbon compound to form graphene layer, removing foil after curing, and etching.

CHOI J W, KIM J G, LEE K J, KIM J H, CHOI Y C