国家/地区 韩国（12）
IPC部 C（12） B（4） H（3）
IPC大类 C01（12） B01（4） H01（3）
C07（2）
IPC小类 C01B（12）
IPC C01B032/184（12）
发明人 KIM B G（3） KIM S J（2） KIMSUNJOO（2）
LEE J G（2） PARK H（2） PARK J（2）
YANG W S（2）
公开年 2023（12）
申请年 2022（7）  2021（5） 
专利权人 COWINDST CO .（2） KOREA ELECTR.（2）

Producing closed-shell thermally reduced graphene oxide useful as material for soundproofing and buoys, comprises e.g. acid treating graphite, heat-treating graphene oxide, and coating thermally reduced graphene oxide with coating agent.

CHOI J Y

Pellicle used for reticle for extreme-UV exposure, comprises pellicle film through which extreme-UV rays transmit and support frame for supporting pellicle film, where pellicle film comprises multilayer thin film structure.

KIM Y H, KIMYONGHWAN

Producing reduced graphene powder comprises preparing graphene oxide powder by aggregating graphene oxide particles, immersing graphene oxide powder in reducing agent-containing solution and reducing swollen graphene oxide powder.

YOO H, HAN S Y

Preparing reduced acylated graphene oxide used in electrode active material of lithium secondary battery, involves subjecting graphene oxide to acylation reaction to prepare acylated graphene oxide, and reducing the acylated graphene oxide.

KIM D H, PARK S, YEON S, SHIN K, JIN C, HWANG S H, SEUNGHAE H, JIN C S, HEE S K

Reduced graphene oxide used in electrode for secondary battery, comprises crystalline reduced graphene oxide in powder form having two-dimensional structure.

JEONG S Y, YANG S H, LEE G W, KIM I J, KIM B G, RYU J H, LEE H J, JEONG S, YANG S, LEE G, KIM I, KIM B, RYUJIHYUN, LEE H, JUNG S Y

Low-molecular-weight lignin derivative useful for producing carbon fiber, activated carbon, biochar, artificial graphite and graphene material containing anode material, and hybrid silicon carbide, comprises phenyl-based repeating unit.

CHOI J W

Graphene manufacturing apparatus comprises supply unit, moving unit, laser irradiation unit, and collecting unit connected to other side of moving unit to separate and collect graphene powder from graphite oxide powder or graphene oxide powder.

YANG W S, KIM S J, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G

Manufacturing graphene comprises disposing graphite oxide powder or graphene oxide powder in laser irradiation area, irradiating laser to graphite oxide powder or graphene oxide powder and recovering graphene powder generated by irradiation.

YANG W S, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G, KIM S J

Film forming method involves loading substrate into processing container, forming interface layer having amorphous structure or microcrystalline structure on substrate by plasma of first mixed gas including carbon-containing gas and forming graphene film on interface layer.

NAKAMURA G, TERADA H, MATSUMOTO T, KABUKI N, WADA M, IFUKU R, NAKAMURA K, KAMURAGI N

Producing nerve cell, useful as cell therapy agent and composition for preventing and treating cranial nerve disease, comprises applying electromagnetic field to graphene structure in contact with cell to reprogram cell into nerve cell.

KIM J P, JANG Y