国家/地区 韩国（16） 中国（3） 欧洲专利局（EPO）（3） 美国（3） 世界知识产权组织（3） 日本（2）
IPC部 C（14） H（5） B（3）
IPC大类 C01（14） H01（5） C08（3）
B01（2） B82（2）
IPC小类 C01B（14） H01M（4） B82Y（2）
C08L（2）
IPC C01B031/04（12） C01B031/02（5） H01M010/052（4）
C01B032/182（3） H01M004/58（3） B82Y030/00（2）
B82Y040/00（2） C01B032/19（2） H01M002/10（2）
H01M004/133（2） H01M004/136（2） H01M004/38（2）
H01M004/62（2）
发明人 SOHN K N（11） KWON W J（10） LEE M J（7）
LEE K S（5） PARK S（5） PARK S H（5）
YANG S B（5） SOHN K（4） KWON W（3）
LI M（3） HWANG E（2） KIM I Y（2）
KIM M S（2） KYOUNG K Y（2） YOO K H（2）
公开年 2016（16）
申请年 2015（13）  2014（2） 
专利权人 LG CHEM LTD（16）

Producing graphene-magnetic particle composite useful in producing electromagnetic wave shielding material, comprises e.g. dissolving/distributing metal salt containing magnetic metal, and graphene in water and/or organic solvent.

PARK S H, KWON W J, SOHN K N

Manufacturing carbon nano-tube/graphene mixed dispersion used in secondary battery, involves mixing graphite and carbon nano-tube to obtain feed solution, and passing obtained feed solution through high pressure homogenizer.

LEE K S, SOHN K N, KWON W J

Manufacture of graphene involves supplying graphite feed solution containing dye and including intramolecular anthraquinone, triphenylmethane, azobenzene or phthalocyanine structure, into high-pressure homogenizer comprising microchannel.

LEE M J, SOHN K N, PARK S H, SOHN K, PARK S

Preparing graphene involves passing feed solution comprising graphite through inlet, outlet, and high pressure homogenizer comprising micro-channel connecting between inlet and outlet.

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

Manufacturing high concentration graphene solution involves injecting graphene solution to hollow fiber filter, repeating process, and ejecting graphene of size smaller than diameter of hollow fiber pore.

LEE K S, SOHN K N, KWON W J, PARK S H, YANG S B

Preparing graphene involves passing feed solution comprising graphite through high pressure homogenizer comprising inlet, outlet, and microchannel connecting between inlet and outlet.

LEE M J, SOHN K N, YANG S B, KWON W J

Producing high concentration graphene dispersion, comprises mixing graphite, polyvinylpyrrolidone and water, and passing prepared feed solution into high pressure homogenizer having inlet, outlet and microchannel connecting inlet and outlet.

YANG S B, LEE M J, SOHN K N, KWON W J, LEE K S, JOO B S

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

Block copolymer used for manufacturing graphene for forming sheet used for electrical component and structural component, comprises substituted hydrocarbon repeating unit and ethylene repeating unit.

LEE M J, SOHN B, CHAE S Y, KWON W J, SOHN K N, SOHN B H, CHAE S, LI M, KWON W, SOHN K

Partially-oxidized graphene used for forming sheet for electrical component and structural component, has oxygen-carbon atomic ratio, lateral size and thickness of specified value.

SOHN K N, LEE M J, KWON W J, PARK S H, YOO K H, SOHN K, LI M, KWON W, PARK S, YOO K