国家/地区 中国（11）
IPC部 C（11） B（5） H（5）
IPC大类 C01（11） H01（5） B82（4）
B01（3） C09（3） C08（2）
H05（2）
IPC小类 C01B（11）
IPC C01B031/04（11）
发明人 KWON W（2） KWON W J（2） LEE K（2）
LEE K S（2） SOHN K（2） SOHN K N（2）
YOO K（2） YOO K H（2）
公开年 2015（7） 2014（3）
申请年 2014（11）
专利权人 LG CHEM CO L.（2） LG CHEM LTD（2）

Preparation method of graphene, involves adding ethanol to mixture of phenolic resin and iron salt, stirring, drying, adding hexamethylenetetramine, adding acetone, ultrasonically processing, drying by airing, curing, and carbonizing.

LI F, SHENG P, XU L, YAO N, ZHAO D

Production of graphene sheet used for e.g. electron field emitter, involves forming carbonaceous powder by electrochemical erosion of graphite electrode in molten salt, recovering carbonaceous powder, and heating carbonaceous powder.

FRAY D, KAMALI A R, KAMALI A, FREY D

Preparing graphene thin film used as transparent conductive electrode, involves spacing carrier by spacer and superimposing metal substrate to obtain multi-layer metal substrate structure, and transferring carrier to reactor.

JIN H, PENG P, WANG Z, ZHOU Z, CHANG B, CHEN X, YIN H

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

Production of graphene involves forming liquid dispersion comprising dispersing agent, and carbon-based material comprising de-oxidized graphite, and continuously passing liquid dispersion through high-pressure homogenizer.

YOO K H, SOHN K N, KWON W J, LEE K S, YOO K, SOHN K, KWON W, LEE K

Porous graphene includes atomic layers each having graphene lattice and voids with preset pore size, and has preset aperture area.

GUO Q, HUANG J, YAN R, WANG J

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

Preparation of flexible electrode used for, e.g. battery by preprocessing graphene oxide solution, adhering mask pattern design into flexible material substrate, spraying graphene oxide solution, drying, and performing reduction reaction.

DAI Z, HUANG Q, PEI M, YUAN F, ZANG J

Dispersion of nanoparticles of graphene in water in presence of surfactant, used for treating articles of manufacture, and used as additive or component of elastomeric compositions or of paints or of textile articles.

CESAREO G, PARRINI M R, RIZZI L G, PARRINI R

Producing random structure graphite intercalation compounds (GIC) by preparing alkali metal-GIC having alkali metal intercalated between graphene layers, and making polar protic solvent to contact with alkali-metal GIC.

WADA T, NAKASUGA A, TOYODA M, TAKUYA W