国家/地区 中国（21）
IPC部 C（21）
IPC大类 C01（21）
IPC小类 C01B（21）
IPC C01B032/23（21）
发明人 LEE J（2） ZHANG Y（2）
公开年 2015（5） 2016（4） 2017（4） 2014（3） 2013（2）
申请年 2014（5）  2016（5）  2015（3）  2012（2）  2013（2）  2021（2） 
专利权人 UNIV CALIFOR.（3）

Composite graphite material used in negative electrode of secondary battery, comprises main particles comprising artificial graphite and coating layer comprising amorphous carbon, and has preset air oxidation temperature.

HE L, KANG M, MENG K, HERIVING

Preparation of porous spherical graphene-coated silicon composite material used for forming negative electrode, involves ultrasonically-dispersing nanosilicon in graphene oxide aqueous dispersion, adding nitric acid solution, ultrasonically-mixing, hydrothermally-reacting, and calcining.

HE D, CHEN H

Carbon-coated graphite anode material comprises graphite, graphene, ionic liquid, epoxy resin, polyvinylidene fluoride, ethanol, pickling solution, styrene, catalyst and initiator.

YANG Y, PENG F

Preparation of carbon black and graphene powder composite conductive agent used for lithium iron phosphate anode material comprises oxidizing graphite to graphite oxide, adding carbon black powder, and reducing.

ZHANG Y, GE M, MA Y, ZHANG L, YIN S, CONG X, ZHANG J, GAO P, QU Y

Reduced graphene oxide film used for forming electrode of supercapacitor device, comprises three-dimensional hierarchy of pores, and has preset active density.

KANER R B, SHAO Y

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

Preparation of carbon composite used in electrode used for capacitor e.g. supercapacitor, involves heating mixture of graphene oxide and active material which is carbon material at preset temperature.

GALHENA D, AMARATUNGA G, HOFMANN S

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

Particulate-form composite of iron compound and graphene oxide used as photocatalyst in apparatus for producing hydrogen, comprises iron compound supported on graphene oxide, and preset primary particle diameter.

KINOSHITA I, HASHIMOTO H, ISOBE K, SERA Y, YAMASHITA E, HORIBE T, EIJI Y, HIDEKI H, ISAMU K, KIYOSHI I, TOMOKO H, YOSHIHIKO S

Method for depositing nano-microparticles of graphene sheets on substrate of electrode for supercondenser of e.g. car, involves performing annealing of nano-microparticles after spraying of hydrodynamic suspension with specific temperature.

BONDAVALLI P, POGNON G, GALINDO C