国家/地区 韩国（7）
IPC部 C（7） H（4） B（3）
G（2）
IPC大类 C01（7） C09（7） C08（3）
H01（2） H05（2）
IPC小类 C01B（7）
IPC C01B032/194（7）
发明人
公开年 2022（5） 2023（2）
申请年 2021（7）
专利权人

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

Producing nanosheet dispersion comprises reducing interlayer bonding strength by adding two-dimensional material having layered structure into solution containing aionic material and forming covalent bond by entering between layers.

NOHYONGYOUNG, KIM H J, KIM H, NOH Y Y, LU R

Composition useful in heat-dissipating sheet for device, comprises graphene, carbon nanotubes, polymer compound, binder and solvent, where the graphene and carbon nanotubes are uniformly dispersed by the polymer compound.

SON I, PIL L S

Manufacturing plastic card with graphene-antenna comprises preparing colloidal solution including graphene and preparing graphene ink component by mixing colloidal solution, water-dispersible polyurethane solution, and crosslinking agent.

PARK H R

Sensor useful in detecting nitrogen dioxide for hospitals, medical facilities, medicinal manufacturing, and chemical handling industries, comprises graphene sheet positioned on substrate, and tungsten oxide nanorods doped on graphene sheet.

LEE K B, NAM Y, LEE S Y, LEE Y, KIM J, OH I H

Graphene composite useful in an ink composition for printed electronics comprises graphene, transition metal nanoparticle and silver, where the transition metal nanoparticle carbide-bonded to surface of graphene.

CHOI S, SHIN M S, LEE S J, YEON J, OH S T

Carbon material dispersion liquid used for manufacturing e.g. paints, comprises carbon material containing carbon black, organic solvent, and polymer dispersant comprising amine-containing structural unit, propanone-containing structural unit, and other structural units connected to these units.

HIROYUKI S, YOSHIKAZU M, JUN K, SEIJI D, SHIMANAKA H, MURAKAMI Y, KAMABAYASHI J, DOI S