国家/地区 韩国（6）
IPC部 C（6） B（5）
IPC大类 C01（6） B01（5）
IPC小类 C01B（6）
IPC C01B032/194（4） B01J019/08（3） C01B032/184（2）
发明人 AHN S（4） HWANG J Y（2） JANG S G（2）
KIM M J（2） LEE H S（2）
公开年 2021（6）
申请年 2019（6）
专利权人 KOREA INST SCI TECHNOLOGY（6）

Graphene powder useful for manufacturing energy materials, electronic materials, capacitors, catalysts, gas sensors, biosensors and fuel cells, comprises graphite powder and graphene oxide.

KIM M J, DONG K, LEE H S, JANG S G, AHN S, CHUNG Y

Controlling bandgap of diamond comprises preparing diamond base material, converting surface of diamond base material into graphene by predetermined thickness using high-density hydrogen plasma and adjusting graphene length.

LEE J K, SU J, JEON H J, SEO H

Producing double-layer graphene useful in electronic device comprises preparing catalyst substrate, forming first graphene layer by providing carbon source on the catalyst substrate, and forming diffusion site in the first graphene.

KIM M J, LEE H S, JANG S G, AHN S, RYU J H

Producing reduced graphene oxide comprises e.g. filling mixed solution for dispersing graphene oxide powder in chamber equipped with carbon-based conductive wire and applying electric power to electrically explode carbon material.

HWANG J Y, NAM J, GI L W, AHN S, LEE J O, LEEGEONHEE

Graphene-silicon airgel composite used as negative active material in lithium secondary battery, comprises silicon nanoparticles surrounded by reduced graphene oxide, and spherical composite dispersed in reduced graphene oxide.

YANG C M, KIM S Y, RYU J S, LEE M W, MINGOOK K, NA W

Graphene complex used in gas barrier film, comprises graphene layer in which defect region that includes structural defect is present, and defect healing structure formed adjacent to defect region or bonding region.

AHN S, KIM Y J, IK S D, HWANG J Y