国家/地区 韩国（13）
IPC部 C（13）
IPC大类 C01（13） C09（13） C08（8）
H01（8） B05（7） B82（5）
B32（4） H05（4） B01（2）
B29（2） B33（2） C04（2）
C10（2） H04（2）
IPC小类 C01B（13）
IPC C09D007/12（13）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） JUNG Y G（2）
KAMIYA N（2） KAMIYA NAGISA（2） KIM J（2）
KIM J S（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2） YOO H J（2）
公开年 2017（6） 2015（3） 2014（2）
申请年 2015（5）  2014（2）  2016（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2） POSCO（2）

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Graphene-coated steel sheet comprises steel sheet coated with coating composition comprising binder, solvent and alkyl-reduced graphene oxide which is reduction product of graphene oxide and alkylamine.

YOO H J, JUNG Y G

Ink composition comprises carbon material chosen from graphene, expanded graphite, graphite, carbon black and carbon nanotubes, solvent and dispersing agent comprising polymers differing in molecular weight.

PARK S C, GONG S Y, CHOE H, LEE S Y, PIAO S, KONG X, CUI X, LI X

Heat-radiating coating material as graphene thermal interface and graphene thin film, comprises thermal spray coating material which is graphene oxide, where graphene oxide is porous or crumbled shape.

MIN S L, KYU B L

Graphene sheet combining graphite flake structure used as heat-dissipation structure and in light and thin current electronic products, comprises graphite nanoplatelet material and graphene material mixed in the nanoplatelet material.

CHOU T, WU F, CHAN C, LIAO W, CHANG H, LI L, ROSS J, YU W F, CHIEH C C, HSIEN L W, PIN C H, JONG L L, WU F Y, CHAN C C, LIAO W H, CHANG H P, LI L J

Graphene-containing coating film used for head lamp, comprises hydrates, graphene positioned on surface of hydrates, and silica particles including agglomerates of silica nanoparticles, positioned on surface of hydrate and graphene.

LEE K G, CHANG K I, HUR S H, LI K, ZHANG G, HSU S

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

New non-covalent modified carbon structure e.g. carbon nanotubes, graphene and graphene nanoplatelets used in manufacture of carbon structure/polymer complex composite.

JUNG Y, YOO H J, KIM J, KIM J S, BYEON C, JUNG Y G, BYEON C S, LIU H

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

Insulating composition for manufacturing substrate such as printed circuit board comprises graphene oxide and insulating material comprising graphene oxide; and polar solvent having specific solvent polarity index.

JI S Y, SEO S H, HAM S J, KIM S H, SOO Y J, SHANG H S, SUK J H, SEUNG H K