国家/地区 中国（11） 美国（8） 世界知识产权组织（7） 日本（5） 欧洲专利局（EPO）（4） 韩国（4） 加拿大（3） 澳大利亚（2） 墨西哥（2）
IPC部 C（14）
IPC大类 C01（14） H01（6） B01（3）
B82（2） C08（2）
IPC小类 C01B（14）
IPC C01B032/225（14）
发明人 CHEN Q（3） ZENG J（3） CHEN B（2）
LIAO D（2）
公开年 2017（12） 2016（2）
申请年 2016（14）
专利权人 CHENGDU NEW .（3）

Device for expansion of graphite into graphene flakes used for providing e.g. conductive coatings, comprises container which is provided for receiving electrolyte, anode and cathode which consists of diamond.

NEBEL C E, HOFFMANN R, ROSCHER S, ROSCHNER S, HOFFMAN R

Manufacture of graphene compound used for forming electrode, involves inserting sulfuric acid between graphite layers, washing with aqueous solution containing sulfate or organic solvent, heating, ultrasonically treating and oxidizing.

YONEDA Y, OGUNI T, MIWA T, YAMAKAJI M, TSURUTA A

Preparation of frozen graphene by mixing graphite raw material and solvent, uniformly stirring with non-ionic chelates, vacuumizing, vacuum-cooling, treating in hot water, freezing to grow ice crystals, swelling, separating, and heating.

KE L

Electrode material used for capacitor, comprises composite of microparticles, and carbon material having graphene layered structure, and having preset specific surface area measured by methylene blue adsorption.

OHARA S, SASAGAWA N, FUJIWARA A

Device for pre-processing of graphite raw material, graphite intermediate and graphene, has graphite material that is divided into paths and circulated to tank, and is subjected to ultrasonic shock while colliding in tank.

LIU Y, CHENG L, WU L

Plate-shaped material exfoliating apparatus for manufacturing graphene, consists of inlet for supplying plate-shaped material having preset velocity, high-pressure pump, microchannel, and outlet provided at rear end of microchannel.

YOO K H, KIM E J, KIM I Y, PARK P S, IM Y H, KWON W J, YOO K, KIM E, KIM I, PARK P, IM Y, KWON W

Production of unitary graphene layer or graphene single crystal for use as heat spreader involves preparing graphene oxide gel having graphene oxide molecules dispersed in fluid medium, removing fluid medium, and heat-treating graphene.

ZHAMU A, XIONG W, JANG B Z

Preparation of lithium battery special graphite conductive paste includes adding dispersant, lithium battery anode material and organic solvent, stirring, and obtaining graphene needed by jet machine working solution.

CHEN Q, ZENG J, WANG L, LI X

Producing graphene or graphene-like material, comprises dispersing particles of crystalline graphitic material in solvent or surfactant mixtures, submitting mixture to a cavitation force, and submitting mixture to high shear agitation.

FONSECA FERREIRA DA SILVA R, MARQUES ABRANTES V E, REIS FIGUEIREDO B, MARQUES A V E, REIS F B, FONSECA F D S R

Industrial method of producing large-scale quantities of graphite oxide, graphene oxide, and/or graphene for use as e.g. catalysts involves ultrafine grinding, flotation purification, graphite oxidative transformation, and purification.

JALBOUT A