国家/地区 欧洲专利局（EPO）（9）
IPC部 C（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/22（9）
发明人
公开年 2014（2） 2016（2）
申请年 2014（2）  2015（2）  2016（2） 
专利权人

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

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

Composite material used as anode material, comprises intimate mixture consisting of lithiated or partially lithiated graphite or graphene, powdered silicon having particle size of preset range and optionally metallic lithium.

WIETELMANN U, EMMEL U, KRAEMER G, KURTH C, SCHERER S, BUHRMESTER T, KRAMER G

Making graphene or graphite oxide mixed with other hydrophilic powders, used to make cement, comprises obtaining graphene or graphite oxide flakes and combining with ordinary Portland cement and other dry powders, mixing and adding water.

CHRISTIANSEN S, RESTREPO D, STOLTZ R, BULLINGTON J

Preparation of reduced graphene for e.g. flexible electronics involves heating expandable graphite under conditions sufficient to form expanded graphite comprising oxygen-containing groups, and contacting with carbon monoxide.

CZAJKA M, SHANKS R, HUGEL H

Preparation of graphene-based film used for device, involves forming layered structure by providing graphene-based film comprising sheets of graphene, graphene oxide and partially reduced graphene oxide.

LI D, YANG X

Producing random structure graphite intercalation compounds (GIC) by preparing alkali metal-GIC having alkali metal intercalated between graphene layers, and making polar protic solvent to contact with alkali-metal GIC.

WADA T, NAKASUGA A, TOYODA M, TAKUYA W

Production of graphene and graphite nanoplatelet structures involves passing current through cell comprising graphitic negative electrode; optionally graphitic positive electrode; and electrolyte with organic ions and metal ions as cations.

DRYFE R A W, KINLOCH I A, ABDELKADER A M, JEFF R A W

Solubilizing graphite, to prepare reduced graphene useful e.g. to prepare capacitor, comprises reducing graphite by metal to obtain graphite intercalation compound, and exposing the compound to solvent to give reduced graphene solution.

PENICAUD A, VALLES C, ALAIN P, CRISTINA V