国家/地区 韩国（3） 世界知识产权组织（3）
IPC部 C（3） B（2）
IPC大类 C08（3）
IPC小类 C08J（3） C08K（2） C08L（2）
IPC C08J005/18（2）
发明人 KIM H M（3）
公开年 2017（2）
申请年 2016（3）
专利权人 SANGBO CORP（3）

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

Manufacture of barrier film for, e.g. packaging materials, involves modifying graphene oxide with inorganic particles, adding modified graphene oxide to silica sol-gel solution, coating on base film, and further coating polyvinyl polymer.

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

Polymer film for e.g. food packaging material, comprises layer comprising polymer having alcohol-based repeating unit and alkali ion-attached graphene oxide, on substrate film, and layer comprising polymer having dichloro repeating unit.

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