国家/地区 韩国（23）
IPC部 B（23）
IPC大类 C01（23）
IPC小类 C01B（23）
IPC C01B031/04（23）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） JUNG Y G（2）
KAMIYA N（2） KAMIYA NAGISA（2） NAGISA K（2）
SHEN Y（2） SHOJI H（2） YOO H J（2）
公开年 2015（6） 2017（5） 2013（3） 2009（2） 2011（2） 2016（2）
申请年 2016（5）  2011（4）  2014（4）  2015（4）  2009（2）  2012（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2） POSCO（2） UNIV MANCHES.（2）

Preparation of graphene ink involves growing graphene on metal substrate, removing metal substrate, and dispersing graphene in dispersion medium.

KIM Y N, LEE S K, PARK C W, YANG W S

Preparing graphene ink involves dispersing graphite flakes in organic solvent, ultrasonicating dispersion, separating supernatant by centrifuging ultrasonically treated dispersion to remove supernatant and adding 1-5C alcohol.

KIM S J, JIN J

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

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

Formation of graphene-based material used as supercapacitor electrodes, involves treating mixture comprising etchant and graphene oxide sheets, dispersing holey sheets into solvent and treating dispersion.

DUAN X, XU Y, HUANG Y

Graphene compound for barrier element and clear packaging for product comprises optionally functionalized graphene directly bonded to nitrogen-containing compound.

ZHENG S

Manufacture of metal-containing graphene hybrid composite for forming electrode, involves mixing acid solution, metal salt containing metal ions and oxidized graphene, reducing resultant mixture and supporting reduced product.

LEE H, YOON Y

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

Production of graphene involves applying physical force to liquid dispersion of dispersing agent containing polyaromatic hydrocarbon oxide, and carbon-based material comprising graphite, and forming graphite into nano graphene flakes.

SOHN K N, YOO K H, KWON W J, LEE K S, YANG S B, KIM I Y, LEE M J, LEE J Y, SOHN K, YOO K, KWON W, LEE K, YANG S, KIM I, LEE M, LEE J, LI M, LI J