国家/地区 韩国（16） 美国（5） 世界知识产权组织（3） 中国（2） 欧洲专利局（EPO）（2）
IPC部 B（17）
IPC大类 B01（17）
IPC小类 C01B（15） B01J（14） B01D（4）
C23C（3） B82Y（2）
IPC C01B031/02（13） B01J019/18（6） C01B031/04（6）
B01J019/08（4） B01D067/00（2） B01D071/02（2）
B01J019/10（2） B01J019/24（2） B82Y030/00（2）
C01B031/00（2） C23C016/26（2）
发明人 MOON J（9） JUNG M（8） SEO B（7）
PARK W（5） RHO J（5） BYUN N（4）
LEE D（4） LEE S（4） CHOI M（3）
KIM T（3） CHANGHO L（2）
公开年 2013（8） 2014（5）
申请年 2012（7）  2013（5）  2015（2） 
专利权人 LG ELECTRONICS INC（17）

Adding graphene derivatives in active layer and substrate layer in filtration membrane, involves adding predetermined quantity of graphene derivatives to predetermined quantity of organic solvent, and mixing graphene derivatives with organic solvent in predetermined ratio to form graphene dispersion.

KAUSHIK A

Method for producing membrane for hemodialysis, involves irradiating laser beam onto photo-mask for forming pores of predetermined pattern on graphene thin film.

HYEKYUNG J, CHANGHO L, JAEYOUL J

Graphene oxide used in heavy metal-absorbing composition and device e.g. water purifier, air mask and absorption filter used in heavy metal absorption, comprises oxygen-containing functional group containing preset amount of carboxyl group.

DOHEE K, CHANGHO L, HOBUM P, SEUNGJIN J

Graphene membrane used for e.g. water treatment, has graphene layer having porous pattern including pores having preset size, and supporter to support graphene layer and including pores having size more than pores of graphene layer.

LEE C, KYE J, PARK H G, WYSS R M, PARK H

Device useful for producing graphene, comprises a chamber loaded with catalytic metal, having gas inlet and outlet, and a thermal expansion compensating unit to compensate difference of thermal expansion of graphene and catalytic metal.

MOON J, KIM T, CHOI M, JUNG M

Apparatus useful for manufacturing graphene, comprises source decomposition unit to decompose carbon source set on one side of a forming chamber, and a feeding unit to supply catalyst metal via source decomposition unit and forming chamber.

MOON J, KIM T, CHOI M, JUNG M

Apparatus for manufacturing graphene comprises a first chamber for supplying a carbon source under a first condition, a second chamber for supplying a carbon source, and a feeder for continuously supplying a catalyst metal.

MOON J, CHOI M, JUNG M

Manufacturing graphene oxide, comprises preparing a dispersion of graphite oxide, removing the graphite oxide from the dispersion of graphite oxide, and then performing an oxidation of graphite oxide to graphene.

BYUN N, LEE D, LEE S

Manufacture of graphene involves loading catalytic metal layer into chamber, applying tensile force to catalytic metal layer, supplying carbon source to chamber, applying tension, and forming graphene on catalytic metal layer.

MOON J, RHO J, PARK S, KIM T, HONG B, PARK W, JUNG M, KIM T H, ROH J

Manufacture of graphene powder involves drying graphene oxide solution, and reducing obtained graphene oxide powder using vaporized reducing agent.

LEE D, LEE S, SEO B, BYUN N