国家/地区 韩国（5） 中国（2） 欧洲专利局（EPO）（2） 美国（2） 世界知识产权组织（2）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B01D071/00（7）
发明人
公开年 2018（2）
申请年 2015（2） 
专利权人

Nano-filtration membrane used for separating, decolouring, removing salt and concentrating, comprises silanized graphene layer located on supporting layer, and support layer.

LI K

Graphene-polymer nanofiber membrane useful in flow system for detecting cationic dye and removing contaminants, comprises porous membrane having several pores formed by cross-linking polymer contained in graphene-polymer nanofiber.

YOON H, IM K, KIM S, KIM Y

Continuous permeable graphene film comprises at least two layers of graphene and nanochannels or nanopores providing a fluid passage from one face of the film to the other.

SEO D H, PINEDA S, MURDOCK A, HAN Z J, OSTRIKOV K, XIE M, VAN DER LAAN T

Water-treatment apparatus has oxide graphene contact unit that filters first enriched water and second enriched water flowed in with filtering element and produces third processing water.

YANGHUN C, SANGJUNG L, KYUNG H K, KOO Y L, MIN G H

Grafted membrane for absorbing heavy metal of waste water or sewage, and used as additive for micromachining or as lubricant for reducing friction and abrasion, comprises graphene and ionic liquid.

VERSHA K, AHN S H, RAJ P S, KIM C S, YINGJUN Q, SONKARIA S

Formation of membrane for e.g. separating water from water/oil emulsion, involves dispersing graphene oxide nanoparticles in solvent, depositing graphene oxide nanoparticles on support, and reducing obtained graphene oxide membrane.

YU M

Separation membrane used in e.g. sea-water desalination apparatus and gas separation apparatus, comprises polymer support e.g. polysulfone and graphene (containing grains defined by grain boundaries) on the polymer support.

CHOI J, PARK H, CHOI J Y, PARK H B