国家/地区 韩国（25）
IPC部 C（25）
IPC大类 C01（25）
IPC小类 C01B（25）
IPC C01B031/04（18） C01B032/182（7） C01B032/194（7）
C01B032/198（5） C08K003/04（5） C09C001/44（5）
B82Y040/00（4） C01B031/02（4） C01B032/23（4）
B01J019/10（3） C01B032/184（3） C01B032/19（3）
C01B032/192（3） C09D001/00（3） C09D011/00（3）
发明人 LYO I W（3） SONG K H（3） CHA J H（2）
KIM B S（2） MCINNIS M（2） PARK M J（2）
公开年 2017（15） 2016（6） 2018（4）
申请年 2016（25）
专利权人 HYUNDAI MOTO.（3） KIA MOTORS C.（2） UNIST ULSAN .（2） UNIV CALIFOR.（2）

Producing doped graphene quantum dots used in photocatalyst, comprises preparing a mixture comprising norepinephrine and solvent and performing solvothermal reaction of the mixture.

JONG H K, JU J J, HO K J, JI J J

Producing graphene oxide powder, comprises e.g. oxidizing graphite to form oxidized graphite, mixing oxidized graphite with water-soluble polymer, and dispersing and peeling oxidized graphite through cation-phi interaction, and lyophilizing.

JEONG S Y, LEE G W, SEO S H, JEONG H J, HAN J T

Preparation of graphene ink for producing graphene-coated metal material, involves preparing persulfate electrolyte solution and electrochemical stripping electrode, applying constant voltage, separating graphene membrane, and dispersing.

KANG S O, KIM H, JANG B K, PARK S W

Multiatom co-doped quantum dot used in contrast agent composition used in electrochemical energy devices in cell and in vivo imaging studies, is graphene quantum dot simultaneously doped with nitrogen atoms and halogen atoms.

LEE Y K, NAFIUJJAMAN M

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Graphene oxide sheet derivative used for preparing dispersed solution and antifreezing solution, comprises one or multiple functional groups, and is formed by preparing graphene oxide sheet solution comprising graphene oxide sheet.

CHA J H, KIM B S, LYO I W, PARK M J, SONG K H

Hydroxyl functional group-bonded graphene oxide sheet used in dispersion for antifreeze solution, comprises graphene oxide sheet whose surface is bonded with one or more hydroxyl-containing functional groups.

CHA J H, KIM B S, LYO I W, PARK M J, SONG K H

Preparing graphene oxide modified magnetic bead involves sulfonating porous polystyrene-di-vinyl benzene beads to obtain sulfonated beads, which are adsorb and selected from ferrous salts, ferric salts or mixtures, and magnetizing.

JUN B H, KIM D E, BAEK A R, XUAN H P, KIM T H

Nanohybrid containing photocatalyst useful in road facilities including e.g. soundproof membrane, filters and electrodes in optical-based devices, comprises ruthenium oxide nanosheet, graphene nanosheet and optically active quantum dot.

HWANG S J, LEE J M, LIM J H, YUN S S, JO H J

Preparation of graphene ink involves growing graphene on metal substrate, removing metal substrate, and dispersing graphene in dispersion medium.

KIM Y N, LEE S K, PARK C W, YANG W S