国家/地区 韩国（6）
IPC部 C（6）
IPC大类 C01（6） B01（3） C08（2）
C23（2）
IPC小类 C01B（6）
IPC C01B031/02（6）
发明人 JUNG Y G（3） KIM J K（3） KIM J S（3）
YOO H J（3）
公开年 2014（6）
申请年 2012（4）  2013（2） 
专利权人 POSCO（6）

Manufacturing graphene sheet involves preparing molten iron by reacting iron ore with carbonaceous reducing agent, and obtaining reductant gas containing carbon monoxide during production of molten iron and then producing graphene sheet.

YOUN J Y

Reducing graphene oxide film, by immersing metal plate in solution and performing electrophoresis, spraying brine-water in plate and primary drying, secondary drying the plate, and performing oxidation on graphene oxide film with plate.

PARK C E, PARK S U

Graphene oxide useful in graphene-polymer composite used in coating liquid, for coating steel sheet.

YOO H, KIM J, JUNG Y, YOO H J, KIM J K, JUNG Y G, KIM J S, LIU H

Reducing graphene that is useful for depositing on thin film, comprises preparing graphene oxide-titanium dioxide solution by mixing graphene oxide to titanium dioxide and alcohol mixture, and reducing graphene oxide by irradiating light.

YOO H J, KIM J K, JUNG Y G, KIM J S

Manufacturing graphene coated steel plate, comprises generating plasma gas, passing gas through water or organic compound to generate functional group, binding functional group on surface of material, and coating graphene on surface.

YOO H J, KIM J K, LEE S K, JUNG Y G, KIM J S

Manufacture of graphene-polymer resin composite used for graphene-polymer resin complex fiber, involves dissolving graphene and polymer resin in polar solvent, ultrasonically-treating solution, forming solid material, and pulverizing.

BAE I J, HWANG S H, KIM B J, KIM M S, LEE S Y, PARK S M, PARK Y B