国家/地区 韩国（6） 世界知识产权组织（2）
IPC部 B（8）
IPC大类 B01（8） C01（7）
IPC小类 B01J（8）
IPC B01J019/08（8）
发明人 AHN S（2）
公开年 2021（6）
申请年 2019（8）
专利权人 KOREA INST S.（3）

Graphene powder useful for manufacturing energy materials, electronic materials, capacitors, catalysts, gas sensors, biosensors and fuel cells, comprises graphite powder and graphene oxide.

KIM M J, DONG K, LEE H S, JANG S G, AHN S, CHUNG Y

Controlling bandgap of diamond comprises preparing diamond base material, converting surface of diamond base material into graphene by predetermined thickness using high-density hydrogen plasma and adjusting graphene length.

LEE J K, SU J, JEON H J, SEO H

Producing reduced graphene oxide comprises e.g. filling mixed solution for dispersing graphene oxide powder in chamber equipped with carbon-based conductive wire and applying electric power to electrically explode carbon material.

HWANG J Y, NAM J, GI L W, AHN S, LEE J O, LEEGEONHEE

Producing graphene quantum dot useful in field of bio-imaging, and contrast media comprises implanting metal catalyst source into the substrate through ion beam irradiation, heating substrate, and providing gaseous carbon flow on substrate.

HA J M, LEE S H, HWANGYONGSUK, SUK J

Device useful for processing graphene by plasma surface modification comprises e.g. vacuum chamber provided with air charging hole and air pumping hole, and counter electrode connected with radio frequency power supply system.

ZHANG B, JIN X, ZHU L, YU W, MA W, NIE J, LIU K

Graphene oxide lamination apparatus comprises e.g. substrate part for rotational driving, nozzle part spaced apart from substrate part and used for reciprocating front and rear, left and right, and up and down and gas supply unit.

CHO H S, LEEKWANGMIN, LIM H P

Graphene manufacturing apparatus has first region of catalyst metal which is close to first roller portion and second region of catalyst metal close to second roller portion that are arranged to have movement path facing each other.

JUNG H J, KIM J H, WON S J, PARK J J, KWAK J H, LEE H J, JANG B K, PARK H S, KIM K S, KIM J, WON S, PARKJONGJIN, KWAK J, JANG B

Reducing graphene oxide by liquid-phase microwave plasma comprises e.g. adding graphene oxide to a solvent, and dispersing under ultrasound to form a dispersion liquid, where the solvent is de-ionized water, ethanol, and methanol.

SUN B, SUN X, ZHU X, WANG C, YAN Z, XIN Y