国家/地区 世界知识产权组织（4）
IPC部 C（4）
IPC大类 C08（4） C09（3） B05（2）
C01（2） C07（2）
IPC小类 C08J（4） B05D（2） C01B（2）
C09D（2）
IPC C08J007/12（4）
发明人
公开年
申请年
专利权人

Preparing coiled continuous graphene film involves subjecting polyimide film to corona treatment, winding film into coil, and carbonizing under protection of inert gas to form carbon precursor.

LIU P

Graphene oxide barrier film used in gas-barrier barrier device and used in food packaging applications, comprises crosslinked composition comprising graphene, polymer, and crosslinking group.

ZHENG S, KATAYAMA H, SIMAVORYAN S

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

New phosphonium ionic salt, useful for producing substrate e.g. cotton, paper, carbon nanotubes, diamond, graphene, glass, thermoplastic resin, thermosetting resin, film, layer, sheet, board, powder, pellet, bead, particle or nanotube.

WORKENTIN M S, RAGOGNA P J, LUBBOCK B, ISMAILI H, DUBE J