国家/地区 韩国（5） 中国（4） 美国（2） 世界知识产权组织（2）
IPC部 C（9） H（3） B（2）
G（2）
IPC大类 C01（9） C09（9） C08（3）
B82（2） H01（2）
IPC小类 C01B（9）
IPC C01B032/194（9）
发明人
公开年 2022（9）
申请年 2021（9）
专利权人

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

Preparing easily dispersed graphene slurry, comprises e.g. pre-dispersing expandable graphite, dibasic acid ester mixture and graphene dispersant, mixing, subjecting expandable graphite dispersion to colloid mill cyclic exfoliation, then centrifuging to remove unexfoliated expandable graphite.

YAO I, ZHANG H, WANG H, JI W, SUN B, LI X, FAN H

Method for preparing composition useful in car wax composition comprises providing liquid precursor comprising graphene and silica mixed in organic solvent and passing precursor through orifice comprising metal cylinder and flat metal plate.

SCHULTZ M A

Carboxylated graphene oxide used in polymer film-forming material, is obtained by carrying out carboxylation modification to graphene oxide or modified graphene oxide, where compound used for carboxylation modification is aqueous compound containing carboxyl group.

LI S, SHI B, ZHU M

Preparing nano-graphene used for preparing air-purifying inorganic coating, involves performing hydrothermal reaction on graphene oxide dispersion, cooling, freeze-drying reduced graphene oxide hydrogel, and calcining.

TANG Z, CHEN Y, ZHENG Y, HU Z, ZHANG X

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