国家/地区 世界知识产权组织（22）
IPC部 C（22）
IPC大类 C01（22） H01（6） B01（4）
C09（3） C23（3） B32（2）
C08（2） G01（2） H05（2）
IPC小类 C01B（22）
IPC C01B032/194（8） C01B032/184（4） C01B032/192（3）
C01B032/198（3） H01M004/36（3） H01M004/62（3）
B01J004/00（2） B01J019/12（2） B01J019/28（2）
C01B032/182（2） C01B032/19（2） C09D011/52（2）
H01M004/02（2） H01M010/05（2）
发明人 KIM B G（3） CHO M（2） CHO M G（2）
CHO S M（2） KIM S J（2） KIMSUNJOO（2）
LEE J G（2） OH H G（2） OHHONGGI（2）
PARK H（2） PARK J（2） YANG W S（2）
公开年 2023（22）
申请年 2021（22）
专利权人 CONTEMPORARY.（2） COWINDST CO .（2） KOREA ELECTR.（2） MCK TECH CO .（2）
NINGDE CONTE.（2）

Low-temperature cracking of hydrocarbon-containing starting material, in production of carbon-enriched intermediate product, involves generating non-thermal plasma from starting material to split into carbon portion and hydrogen portion, while monitoring process parameter during performance.

BEHZAD S

Production of silver particle-graphene composite material used for heating device, involves adding N-methyl-2-pyrrolidone, and stirring, exfoliating and dispersing wet graphite to preparing graphene-containing composition, adding silver particles, and exfoliating and dispersing.

LIM K, NOH C, IMKIHYUN, ROH C

Manufacturing graphene composite structure by forming support body having observation unit corresponding to observation area and frame unit, and forming hydrophilic protective layer on upper surface of graphene layer by applying energy to graphene layer onto which organic component is transferred.

CHO S M, CHO M G, OH H G, CHO M, OHHONGGI

Wrinkle flattening unit for flattening wrinkles present in graphene composite structure, has rotation portion that comprises outer rotation unit having multiple suction holes communicating with branch passage and supporting one surface of composite structure.

CHO S M, CHO M G, OH H G, CHO M, OHHONGGI

Fiber composite comprises multiple carbon nanotubes having fiber shape and oriented in axial direction of fiber, and plate-shaped carbon material filled between adjacent carbon nanotubes.

KOO B C, KIMSEOGYUN, HWAN K J, LEE D, DONG K, HWANG J Y, KIM D Y, KIM J W, KU B, KIM S G, KIM J, KIM N D, KIM D

Preparing graphene comprises mixing and stirring expanded graphite powder with hydrogen peroxide, then degassing, performing ultrasonic peeling, heating to decompose hydrogen peroxide, and then drying to obtain graphene.

LIANG Y

Hybrid graphene electrode e.g. graphene metal composite has multilayer graphene that has three-dimensional structure in which layers of graphene are stacked and bent in arbitrary direction, and empty space is filled with multilayer graphene.

SHIM J S

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

Graphene dispersion useful for introducing graphene into compositions such as concrete, comprises specified ratio of graphene nanoplatelets, graphene oxide nanoplatelets, and water.

IJIJE H, SCULLION L, DAWSON C

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