国家/地区 加拿大（9）
IPC部 B（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/192（9）
发明人 KUBOTA Y（3） TAMAKI E（3） LIU G（2）
SUN P（2） WU G（2） WU Z（2）
公开年 2012（2） 2013（2） 2016（2）
申请年 2013（2）  2016（2） 
专利权人 TORAY IND IN.（3） KUBOTA Y（2） LIU G（2） SUN P（2）
TAMAKI E（2） WU G（2） WU Z（2）

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

Coating of substrate with carbon-based material used for e.g. chemical sensor, involves coating activated substrate with graphene oxide coating, exposing graphene oxide coating to vacuum UV radiation and forming graphene-like coating.

TRUICAMARASESCU F, GALLERNAULT M F M, LEMAY R, WARD J A, LEMAY R J R

Formation of graphene-based material used as supercapacitor electrodes, involves treating mixture comprising etchant and graphene oxide sheets, dispersing holey sheets into solvent and treating dispersion.

DUAN X, XU Y, HUANG Y

Graphene powder for manufacturing paste for forming lithium ion battery electrode, has preset specific surface area measured by BET measurement, and oxygen-to-carbon element ratio measured by X-ray photoelectron spectroscopy.

YANG H, TAMAKI E, KUBOTA Y

Making graphene oxide or flakes, comprises placing graphite into water containing oxidizing agent, mechanically exfoliating graphite into graphene flakes, and separating graphene flakes from water.

BLAIR R

Graphene powder for preparing lithium ion battery electrode, comprises compound having catechol group that adsorbs on graphene, e.g. catechol, dopamine hydrochloride, 3,4-dihydroxyphenylalanine, noradrenalin, and caffeic acid.

SUN P, LIU G, WU Z, WU G, TAMAKI E, KUBOTA Y

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

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S

Graphene powder having specific elemental ratio of oxygen atoms to carbon atoms and specific elemental ratio of nitrogen atoms to carbon atoms, useful in electrochemical device, which is lithium ion secondary battery.

SUN P, WU Z, LIU G, TAMAKI E, KUBOTA Y, WU G, KAI W, GANG U