国家/地区 韩国（4）
IPC部 C（4）
IPC大类 C01（4） C08（4） B01（2）
IPC小类 C01B（4）
IPC C08J005/18（4）
发明人
公开年 2017（4）
申请年 2015（2）  2016（2） 
专利权人

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Preparation of graphene dispersion used for preparing graphene-polymer composite, involves dispersing graphene oxide powder in solvent, preparing graphene oxide aqueous dispersion, and reducing graphene oxide aqueous dispersion.

NOH W, JUNG J E, LEE K, PARK K, CHOI J, KIM H, SHIM Y, NOH W S, PARK K M, CHOI J K, KIM H M, SHIM Y K

Reduced graphene oxide used for forming electrode of gas sensor for sensing e.g. biomarker gas, is obtained by providing graphene oxide on surface of film and reducing graphene oxide at specified temperature by photo-sintering.

IL D K, SEON J C

Producing polyvinyl alcohol grafted graphene oxide as barrier film, comprises dispersing graphene oxide in solvent, and adding grafting reaction material and polyvinyl alcohol to solvent, and mixing.

MIN E L, SEULBEE L, JOON J H