国家/地区 美国（19） 世界知识产权组织（14） 韩国（13） 中国（12） 日本（12） 欧洲专利局（EPO）（9） 俄罗斯（6） 台湾（5） 巴西（2） 德国（2） 新加坡（2）
IPC部 B（26）
IPC大类 B82（26） C01（26） H01（10）
B32（8） C23（5） B29（2）
B44（2） C04（2） C07（2）
C08（2） C09（2） G01（2）
IPC小类 B82B（26）
IPC C01B031/04（26）
发明人 FAN F Y（2） FAN S（2） FENG X（2）
JIANG K（2） KALANDARISHVILI A G（2） KONONENKO O V（2）
LEVASHOV V I（2） LIN X（2） MATVEEV V N（2）
MUELLEN K（2） WON D（2） WON D K（2）
WU Y（2） XIAO L（2）
公开年 2012（9） 2013（9） 2011（8）
申请年 2011（26）
专利权人 AS RUSSIA MI.（2） HANWHA TECHW.（2） HON HAI PREC.（2） HONGFUJIN PR.（2）
MAX PLANCK G.（2） SAMSUNG TECH.（2） UNIV TSINGHU.（2）

Making graphene nano-sheets, by placing expandable graphite within chamber, applying vacuum to the chamber, and applying electric current to induction heat expandable graphite within chamber under vacuum to form expanded graphite.

WU Y, GARDNER S J, YU Y

Preparing modified graphene that is useful in a nano-composite material, comprises mixing graphene with hydrogen peroxide aqueous solution, heating the mixture, and reforming the graphene.

CHOI J T, JEONG H M, OH K M, SEONG J P, YONG S K

Producing graphene film involves precipitation of carbon dioxide in carbon-containing gas according substrate, covered with catalyst, where the nano-particles of iron are used as catalyst.

BONDARENKO G V, FIRSOV A A, KHODOS I I, KLIMENKO G L, KONONENKO O V, LEVASHOV V I, MATVEEV V N, PANINA O I

Producing graphene film involves depositing carbon-containing gas and substrate in a reactor, covering with catalyst, heating, exceeding decomposition, producing carbonaceous gas, and evacuating reactor by cooling to room temperature.

KONONENKO O V, MATVEEV V N, LEVASHOV V I, VOLKOV V T, KAPITANOVA O O

Manufacture of graphene nano tape for electronic circuit, involves heating precursor material in vacuum in presence of anisotropic metal having specified surface redox potential.

ZHONG D, CHI L, ZACHARIAS H, FUCHS H, MUELLEN K, FENG X, MULLEN K, CHII1 4 L

Partially altering defect area in layer on substrate, comprises receiving the layer including graphene and some defect areas in graphene, and exposing the layer to gas including hydrogen, boron, aluminum, gallium, indium and/or thallium.

MILLER S, MILLER S A

Method of obtaining graphene cells in graphite with addition of radioactive isotopes.

KALANDARISHVILI A G

Preparing functionalized graphene, comprises treating graphene with an alkali metal e.g. potassium in the presence of a coordinating solvent comprising an ether (e.g. dioxane) and/or an amine, and adding a functionalizing compound.

SADANA A K

Surface-modified graphene increasing the dispersivity of the graphene powder in solvent and the affinity between the graphene powder with organic polymer.

WU Y, XIE C, PENG C, CHEN J, LIN J, LIN G

Preparing graphene used in e.g. LEDs, transistors involves treating graphite with acid to form graphite oxide, mixing with metal oxide nanoparticles; and treating with acid to separate graphene.

CHOI W K, PARK D H, KWON B W, SON D I, CHOI W