国家/地区 美国（18） 中国（17） 世界知识产权组织（15） 韩国（10） 欧洲专利局（EPO）（9） 日本（7） 澳大利亚（3） 加拿大（2）
IPC部 C（24）
IPC大类 C01（24） B82（14） H01（6）
B01（5） B32（5） B41（3）
C09（3） C25（3） B05（2）
IPC小类 C01B（24）
IPC C01B032/194（24）
发明人 LI D（2） LIU Z（2） NA D（2）
NA D H（2） YOON J（2） YOON J H（2）
ZHOU X（2）
公开年 2014（24）
申请年 2014（12）  2013（9）  2012（3） 
专利权人 HANWHA AEROS.（3） HANWHA TECHW.（3） SAMSUNG TECH.（3） UNIV MONASH（2）

Separating graphene used for e.g. semiconductor device, comprises providing container including graphite particle, graphene and solvent, separating graphite particles from container using magnetic field, and discharging solvent from outlet.

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

Etching graphene nanostructure, involves providing piece of highly oriented pyrolytic graphite, depositing DNA sample on graphite, placing in humidity controlled chamber, applying relative humidity, and applying electrical voltage.

DARLING M J

Conductive material for use in electrode of lithium secondary battery used as power source of electronic products, has single layer coal-based pitch coated graphene sheet separated from graphite through chemical exfoliating process.

SHIN S Y, WOO S W, KIM E K, KIM J Y, KIM H W, LEE S M, KIM E, KIM J, LI X, SHIN S, WOO S, KIM H

Synthesis of nanoporous graphene and photo luminescent graphene quantum dots used for e.g. gas separation, involves preparing mixture by dispersing graphene in hydrogen peroxide, filtering mixture, drying residue and dialyzing filtrate.

KURUNGOT S, PALANISELVAM T, PLANISELVAM T, THANGAVELU P

Producing folding in graphene sheet, comprises covering a polystyrene layer on the graphene sheet by laser irradiation process.

FANG Y, CHENG Z, LI Q, LI Z

Manufacture of graphene quantum dots used for road stickers, road signs, coatings, clothing, paints and photographic processing materials, involves exposing carbon source chosen from coal and coke to oxidant.

TOUR J M, YE R, XIANG C, LIN J, PENG Z, HAYASHI K, CERIOTTI G

Hydrogen treated graphene surface having specified band gap and hole mobility.

HONG J I, SON J Y, HONG J, SON J, SUN Z

Graphene powder material comprises graphene material and liquid-absorbent expanding material composite.

HU J, LIU Z, QIN Z, TANG C, ZHAO Y, ZHOU X

Graphene fiber used for lightweight flexible lead wire, comprises metallic nanowires in preset mass ratio, and graphene sheets arranged in parallel along axial direction of graphene fiber.

ZHOU X, XU Y, GAO C, XU Z

Method for forming nanopore in graphene membrane in liquid environment, involves applying nanopore diameter tuning voltage pulse between membrane surfaces if electrical conductance is greater than prespecified electrical conductance.

GOLOVCHENKO J A, LU B, KUAN A T, GOLOVCHENKO J, KUAN A