国家/地区 中国（5） 美国（3） 世界知识产权组织（3） 欧洲专利局（EPO）（2） 韩国（2）
IPC部 C（10）
IPC大类 C25（10） C01（6） B82（3）
IPC小类 C25B（10）
IPC C25B001/00（10）
发明人 LI L（2） LIU C（2） LUO S（2）
SU C（2） TANG Y（2） WANG K（2）
公开年 2012（5） 2011（3） 2013（2）
申请年 2011（10）
专利权人 ACAD SINICA（2） UNIV HUNAN（2）

Preparing graphene i.e. free of metal contamination and magnetic and organic impurities, used to make battery, comprises reacting graphene oxide dispersion in a solvent, with tin compound and optionally with acid compound, and acid washing.

DUBOIS L, GAMBARELLI S, NANJUNDAN A

Preparing graphene sheets involves immersing, in a solution of electrolyte, two electrode portions including carbon material or metal, where electrolyte is e.g. acid, anionic surfactant; and causing potential to exist between electrodes.

LI L, SU C

A method for preparing graphene involves intercalating the graphite material with the first bias voltage and obtaining the solid portion from the electrolyte solution.

LI L, SU C, LI L J, SU C Y, WU F Y

Manufacturing graphene used in display device, involves immersing cathode and anode in electrolyte, and applying current between cathode and anode.

YANG H C, JEONG J K, CHOI R N

Producing intercalating, expanded, and/or exfoliated graphite or graphene species comprises electrolysis utilizing electrode materials comprising graphite, where graphite layers are oriented to plane of a surface of the electrode.

STIRLING C

Preparation of graphene powder e.g. used in lithium ion battery by using electric conduction graphite on positive pole of electrolytic cell and inert cylinder electrode on negative pole, filtering, dispersing, and oscillating.

CHEN G, LIANG Q, KONG D, SHI H, MEI J, LV X

Electrochemical process for synthesis of graphene in the form of ribbons, layers and urchins from carbon nanotubes, by dispersing carbon nanotubes in ethanol, oxidizing nanotubes in conducting solution by applying a positive potential.

SHINDE D B, PILLAI V K, PILLAI V, SHINDE D

Preparation of conductive polymer-graphene composition for e.g. sensor, involves disposing working electrode in solution containing monomer of conductive polymer and graphene oxide, and depositing graphene oxide on working electrode.

CHEN L, LIU C, LUO S, TANG Y, WANG K, WU N

Preparation of graphene by placing graphene oxide solution in glass container, placing electrode in solution, powering on direct-current voltage-stabilizing power supply, and electrochemically reducing.

ZHANG D, ZHU P

Preparing metal nano particle-graphene composition useful in the field of e.g. sensor and transparent electrode, comprises taking conductive substrate, arranging e.g. working electrode in aqueous dispersion, and electrically depositing.

WANG K, LIU C, LUO S, TANG Y