国家/地区 韩国（9） 美国（6） 中国（3） 欧洲专利局（EPO）（3） 日本（3） 台湾（3） 世界知识产权组织（3）
IPC部 C（8） B（5） H（5）
IPC大类 C01（7） H01（5） B82（4）
B01（2）
IPC小类 C01B（7） B82B（3） H01B（3）
B01F（2） B82Y（2） C01G（2）
H01M（2）
IPC C01B031/04（7） B82B003/00（3） C01B032/184（3）
H01B001/24（3） B82Y040/00（2） C01B031/02（2）
C01B032/15（2） C01B032/18（2） C01B032/182（2）
C01B032/19（2） H01B001/04（2） H01B013/00（2）
H01M004/62（2）
发明人 LEE K S（9）
公开年 2015（6） 2014（2）
申请年 2014（9）
专利权人 LG CHEM LTD（4） LG CHEM CO L.（3） KOREA ADVANC.（2） UNIV SUNGKYU.（2）

Preparing highly concentrated graphene dispersion involves dissolving graphite and dispersing agent in polar solvent for preparing mixture.

LEE K S, SOHN K N, KWON W J, KIM I Y

Zinc oxide-graphene oxide composite useful in photocatalyst, energy storage device, solar cell, transparent electrode and field emitter, comprises graphene oxide, and zinc oxide nanostructures attached to the surface of graphene oxide.

KIM J D, LEE K S

Producing iron oxide-graphene oxide composite, comprises preparing iron oxide primary nanoparticles and reacting with cationic surfactant to obtain iron oxide nanoclusters, and reacting iron oxide nanoclusters with graphene oxide dispersion.

BYUN D H, KIM J D, LEE K S, PARK M S

Conductive composition used for slurry composition for forming electrode, comprises carbon-based materials chosen from carbon nanotubes, graphene and carbon black, and dispersing agent comprising polyaromatic hydrocarbon oxides.

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

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

Production of interlayer distance controlled graphene used in e.g. supercapacitor, involves dispersing graphene oxide in solution using surfactant, forming reduced graphene oxide by adding reducing agent, and adding pillar material.

LEE H, LEE K S, LEE H Y

Encapsulation film used for e.g. thin film sensor, solar cell apparatus and optical electronic device, is formed by stacking bilayer comprising thin layer containing graphene oxide or reduced graphene oxide and organic polymer layer.

JEON J N, KIM K J, KIM Y S, LEE K S, RO J, KIM K, SANG N J, SU L G, YONG S K

Manufacture of aggregated graphene oxide used for forming aggregated graphene and nitrogen-doped graphene oxide, involves dispersing graphene oxide in organic solvent, and adding co-solvent to dispersed graphene oxide.

BAEK C, HEUNG Y Y, SIK L G, YEONG L H, LEE H, YOON Y H, BAIK C, LEE K S