国家/地区 美国（14） 中国（12） 韩国（11） 世界知识产权组织（6） 日本（4） 台湾（4） 欧洲专利局（EPO）（3）
IPC部 B（22）
IPC大类 B01（22）
IPC小类 B01J（22）
IPC C01B031/04（15） C01B031/02（12） B82Y040/00（6）
B01J021/18（5） B82Y030/00（5） B01J019/08（4）
B01J019/12（4） H01L021/02（4） H01M004/90（4）
H01L029/16（3） B01J006/00（2） B01J023/14（2）
B01J027/02（2） B01J027/04（2） B01J027/24（2）
发明人 CHOI J（2） CHOI J Y（2） SHIN H（2）
WANG Y（2）
公开年 2014（12） 2013（8）
申请年 2013（22）
专利权人 SAMSUNG ELEC.（3） SHIN H（2） UNIV SUNGKYU.（2）

Preparing graphene material, comprises adding graphene oxide into dispersion medium to obtain suspension of oxidized graphene, spray drying the suspension to obtain graphene granules; and reducing graphene particles by atmosphere reduction.

WANG Y, HONG M

Preparing graphene nanoplate (GNP) involves preparing expanded graphite (EG), and exfoliating, grinding, or cracking EG by colliding between expanded graphite by gas-phase high speed to crack EG induced by gas-phase-collision.

CHANG K I, SONG C K, KIM D H, HUR S H, KIM D, HSU S, SONG Z, ZHANG G

Graphene film used in an electrode is obtainable by epitaxially growing metal layer on surface of substrate, peeling off the metal layer, and depositing graphene onto surface of metal layer.

WODTKE A, YU H K, ALEC W, HAK KI Y, YU H, YUK H K, YUK H

Graphene-based porous composite used in electrode active material comprises graphene; and a structure former contacting the grapheme, and is a metal oxide or a carbon compound and comprises pores in it.

SONG L H

Making graphene structure involves depositing metal layer over silicon carbide substrate, and performing first heat treatment on substrate over which metal layer is deposited to form composite layer and electrically neutral graphene layer.

AHN J, SHIN H, SONG I, AHN J R, SHIN H C, SONG I K

Reducing graphene oxide to graphene comprises mixing graphene oxide with dispersant to obtain mixture, drying mixture, coating mixture with adherend, and irradiating graphene oxide mixture with white light in extreme UV light.

SUNG K H, HYEON P S

Heat conducting composite material, useful in thermal garment, solar microwave water purifier, infrared paint or LED, comprises a matrix, and many graphene sheets respectively having two-dimensional planar structure.

LIN H, LIN I, LIN Y, SONG J, SUNG C, SUNG C M, LIN I C

Carbon material used for e.g. lithium ion secondary battery, comprises columnar structure in which carbon compound having graphene skeleton is laminated, where the skeleton whose some of carbon atoms are substituted with nitrogen atoms.

NAITO K, YOSHINAGA N, MATAKE S, AKASAKA Y, MATEKE S, AKITA M

Restoring properties including charge neutrality point, doping state, carriers and conductivity of graphene used for silicon treatment of graphene, comprises grounding graphene, and exposing graphene to plasma having specified density.

CHOI J, YOO W, LEE S, LIM Y, CHOI J Y, LEE S H, LIM Y D, YOO W J

Multilevel pore structure of graphene fiber used as electrode material in super capacitor, where in the multilevel pore structure, the graphene fiber has specific outer diameter, specific length-diameter ratio, and specific surface area.

WEI F, CUI C, QIAN W