国家/地区 美国（6） 欧洲专利局（EPO）（4） 世界知识产权组织（4） 中国（2） 法国（2） 日本（2） 韩国（2） 台湾（2）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B031/04（8）
发明人 LI L（2） SU C（2）
公开年 2012（4） 2011（2） 2013（2）
申请年 2011（8）
专利权人 ACAD SINICA（2） COMMISSARIAT.（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

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

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

Fabricating structure comprising graphene sheet equipped with metal pads, comprises synthesizing graphene sheet on many metal pads that are laid on membrane of dielectric material, and optionally eliminating the membrane.

ZENASNI A, CORAUX J, IVANOVAHRISTOVA V, LANDIS S, PERNEL C

Forming graphene used in e.g. bioanalytics involves providing graphite sample having atomic layers of carbon; introducing solvent and ions into spaces between the atomic layers; expanding space; and separating the layers using driving force.

LOH K P, WANG J, JUNZHONG B, LOH K, LUO J, ZUNZHONG W

Nanoparticles, useful in electrochemical cells and supercapacitors for storing and/or releasing lithium ions, comprise component A of metals, semimetals, metal compounds or semimetal compounds e.g. lithium cobalt oxide, and graphene coating.

IVANOVICI S, YANG S, FENG X, MUELLEN K, MULLEN K