国家/地区 韩国（13） 中国（9） 世界知识产权组织（8） 英国（2） 美国（2）
IPC部 C（28） B（13） H（10）
G（2）
IPC大类 C01（28） B01（7） H01（7）
C09（6） C08（5） H05（3）
B32（2） B82（2） G01（2）
IPC小类 C01B（28）
IPC C01B032/194（28）
发明人 CHO M（2） CHO M G（2） CHO S M（2）
JEONG S（2） LEE G（2） LI Y（2）
MA Z（2） OH H G（2） OHHONGGI（2）
WANG Q（2） ZHAO Z（2）
公开年 2023（28）
申请年 2021（28）
专利权人 KOREA ELECTR.（2） MCK TECH CO .（2） UNIV BEIJING.（2）

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

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

Producing reduced graphene oxide scroll useful in energy storage field i.e. battery or supercapacitor, comprises dispersing reduced graphene oxide in ethyl alcohol, forming laminate with stacked reduced graphene oxides, and irradiating.

HYEONG K S, PARK C L, CHOI J M, KOBYUNGHWA

Producing core-shell composite used for electrodes in secondary batteries, comprises e.g. preparing active material paste by mixing hydrophobic particles and alcohol, and preparing spray solution by mixing dough with hydrophilic graphene.

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

Preparing and purifying nanoparticles of plasma ammoniated graphene-magnetic core structure, comprises placing nanoparticles of graphene-magnetic core structure in processing chamber, carrying out ammonia modification of nanoparticles, and removing non-magnetic free graphene.

LI Y, WANG M, MA Z, WANG Q

Plasma oxidation graphene magnetic core structure nano- particle preparing and purifying method, involves removing non-magnetically free graphene to oxidized modified nano- graphene of magnetic core structure.

LI Y, MA Z, WANG Q

Manufacturing optical device by forming resist of predetermined shape on multilayer graphene, and processing multilayer graphene together with resist, removing resist covering, and providing electrode covering exposed inclined end face of multilayer graphene.

KONDO D, HAYASHI K, ASO H

Colloidal suspension useful in e.g. adhesives, wiring electrodes, conductive fibers, and electrodes for energy storage devices comprises carbon nanomaterial and amine-metal complex compound having substituent including hydrocarbon.

CHUNG H J, KIMMIJUNG, KIMJUNGMO, PARK J H, SEO S, LEE G, JEONG S, HAN J