国家/地区 美国（16） 世界知识产权组织（13） 欧洲专利局（EPO）（12） 中国（11） 日本（11） 韩国（11） 台湾（4） 新加坡（3） 澳大利亚（2） 法国（2） 以色列（2） 印度（2）
IPC部 C（19） B（17） H（11）
IPC大类 C01（19） B82（17） H01（11）
C23（4） C09（3） C25（3）
C30（3） B01（2） B32（2）
C08（2）
IPC小类 C01B（19）
IPC C01B032/184（19）
发明人
公开年 2013（19）
申请年 2013（10）  2012（6）  2011（3） 
专利权人 SEMICONDUCTO.（2）

Manufacture of graphene used for e.g. transparent electrode, involves preparing container having graphene, graphite and solvent, applying magnetic field, locating graphene and graphite in different positions in solvent, and separating.

KITAURA H, NISHIKI N, NISHIKAWA K, NAKAYA K, TANAKA A, NAKATANI K, TANAGA A

Forming graphene layer on quartz substrate comprises melting portion of quartz substrate, diffusing a form of carbon into the melted portion to form carbon and quartz mixture and precipitating single or few layer graphene out of the mixture.

XU X, WEI D, YE P

Making graphene powder useful in carbon-based electrical devices involves preparing graphene solution in which graphene particles are dispersed in a solvent; aggregating the particles; separating aggregated particles from solvent and drying.

LEE S, LEE D, SEO B, BYUN N

New imidazolidine-type compound used for mixed ionic liquid for preparation of graphene dispersion liquid for electronic component e.g. energy storage electrical appliance and lithium-ion secondary battery.

AIDA TAKUZO, PARK CHIYOUNG, RAVI SAISUWAN, MATSUMOTO MICHIO, AIDA T, PARK C, RAVI S, MATSUMOTO M

Chemical reduction of graphene oxide useful in industrial application for its increased electrical conductance involves using hypophosphorous acid and/or hypophosphite ions as reducing agents and sulfur dioxide, sulfurous acid as catalyst.

LIPINSKA L, JAGIELLO J, KOZINSKI R, BATIJEWSKI R, NAJDEKER E

Forming graphene used in e.g. nanoelectronics involves heating electrolyzed coal to a temperature to form graphite in the presence of a flowing stream of reductant gas, where the gas deposits graphene onto a surface.

BOTTE G G

Preparing multilayer article from semiconductor substrate involves forming metal film on front of substrate; forming layer of boron nitride; and forming layer of graphene between substrate and the back metal film surface.

SEACRIST M R, BERRY V, NGUYEN P T

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

Preparation of graphene ionic liquid composite used in making electrodes for e.g. batteries and super capacitors, involves combining graphene source with ionic liquid and heating at specified temperature.

AKSAY I A, KORKUT S, POPE M, PUNCKT C, AKSAY L A

Graphene prepared by e.g. adding the graphite powder into the prepared mixed solvent to obtain graphite powder suspension, separating and washing to obtain crude product, placing in reactor and puffing, and ultrasonically dispersing.

TAN B