国家/地区 美国（10） 韩国（9） 世界知识产权组织（9） 中国（4） 日本（4） 欧洲专利局（EPO）（3） 台湾（2）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01J（10）
IPC C01B031/02（10）
发明人 HONG B H（2） SONG Y（2） SONG Y I（2）
公开年 2013（5） 2012（4）
申请年 2012（10）
专利权人 HANWHA TECHW.（3） SAMSUNG TECH.（3） HANWHA AEROS.（2） UNIV SUNGKYU.（2）

Graphene oxide useful in graphene-polymer composite used in coating liquid, for coating steel sheet.

YOO H, KIM J, JUNG Y, YOO H J, KIM J K, JUNG Y G, KIM J S, LIU H

Preparing graphene used in e.g. memory device, comprises forming organic thin film on substrate, irradiating upper portion of organic thin film with radiation to cross-link organic thin film, and then carbonizing.

CHOI J H, JUNG C H, HWANG I T, KANG D W

Pre-processing method of catalyst metal layer during formation of graphene, involves activating catalyst metal layer by applying plasma of process gas containing reducible gas and nitrogen-containing gas to catalyst metal layer.

MATSUMOTO TAKASHI, MATSUMOTO T

Producing graphene, comprises forming structures on surface of face-centered cubic metal catalyst substrate having specified orientation, and supplying hydrocarbon to substrate.

KIM K H, MAENG K S, PARK C W, CHA S W, HONG S Y, HONG B H, JUNG M H, KIM K E, PARK S B, BEOM P S, EUN K G, HUI H B, HUI J M, HYEONG K G, SEOP M G, U P C, WON C S, YEON H S

Manufacture of graphene for, e.g. organic LEDs, involves preparing structure with graphene on surfaces and catalyst, arranging carriers on graphene, and removing catalyst while winding up carriers by rotating rolls facing each other.

KIM N, RYU J, YEONG K N, CHEOL R J, KIM N Y, RYU J C

Making graphene film comprises providing copper foil, placing foil in microwave plasma chemical vapor deposition chamber, evacuating chamber, providing hydrogen gas to chamber, exposing foil to plasma, and providing methane gas to chamber.

FISHER T S, KUMAR A

Copper foil for manufacturing graphene, has specified sum total of oxides and sulfides having diameter of below preset value before heating under hydrogen and argon-containing atmosphere.

CHIBA Y, YAMAJI T, YOSHIHIRO C, TATSUYA Y, CHIBA G

Making doped single graphene sheets involves oxidizing graphite to non-electrically conductive graphite oxide followed by exfoliating in solvent, depositing metal or metal oxides, and reducing to electrically conductive graphene sheets.

DO I, DRZAL L T, MONGA A

Manufacture of graphene film used for e.g. transparent display, involves forming graphene on catalyst metal film, forming another film on surface of graphene, on which catalyst metal film is not formed, and removing catalyst metal film.

SONG Y, SONG Y I

Synthesizing graphene, comprises loading catalyst metals into chamber, increasing sizes of grains of catalyst metals, raising temperature inside the chamber while providing vapor carbon source and forming graphene.

SONG Y, KIM H, HONG B, AHN J, AHN J H, HONG B H, KIM H K, SONG Y I