国家/地区 中国（34） 世界知识产权组织（9） 韩国（8） 美国（6） 欧洲专利局（EPO）（4） 日本（3）
IPC部 C（45）
IPC大类 C01（45）
IPC小类 C01B（45）
IPC C01B032/194（45）
发明人 LIU J（4） WANG J（4） KIM J（3）
LEE S Y（3） LI Y（3） WU Z（3）
YANG S（3） CHEN T（2） HUANG M（2）
LEE K B（2） LEE Y（2） LI J（2）
LI X（2） NAM Y（2） OH I H（2）
公开年 2021（26） 2022（17） 2023（2）
申请年 2021（45）
专利权人 KOREA INST S.（2） UNIV CHINA E.（2） UNIV SHENZHE.（2） UNIV SOOCHOW（2）

Method for improving performance of gas detector based on two-dimensional material, involves using ion to irradiate a two-dimensional material gas sensitive layer in gas detector based on two-dimensional material.

SUN Y, LIU J, ZHANG S, MA P, ZENG J

Polymer modified graphene composite material useful in preparing a gas sensor comprises molybdenum disulfide, graphene, quantum graphene and polymer.

WANG Y, WU Z, YING S, HUANG M

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

Direct growth method of multilayer graphene through pressure heat treatment, comprises forming etch stop layer, forming metal catalyst layer, forming amorphous carbon layer and directly growing multilayer graphene on seed layer.

KIM H, KIM S K, MI K H, YOO C S, JOJINWOO, KIM H Y, JEONJUNHYUCK, YUNSUNGHO, SUNG K H, LEE S M

Heteroatom doping in graphene by preparing mixture of graphene and doping precursor in solvent, ultrasonically processing mixture, and subjecting dispersed solution to microwave radiation to obtain layers of heteroatom doped graphene.

BHUSHAN R, THAKUR A K, KUMAR P

Sensor useful e.g. in system for detecting ammonia gas, comprises graphene sheet positioned on substrate, and tin oxide nanoparticles and nickel oxide nanoparticles doped on graphene sheet.

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

Graphene fluorescent nanomaterial used in biological imaging agent, is obtained by dispersing graphene, adding N-hydroxysuccinimide and N,N-dimethyl dodecylamine, activating, adding activated graphene to iron salt, ethylene glycol, nitric acid and sulfuric acid and reacting at high temperature.

HUA M, PAN J, FANG Y

Manufacturing graphene wrinkles using three-dimensional structure patterning process comprises etching transition metal thin film to form three-dimensional pattern and inserting into chemical vapor deposition chamber to synthesize graphene.

KIM J, WIMALANANDA M D S, LEE J M

Preparation of rare earth modified graphene copper based composite material used for contact line for high speed rail, involves ball milling graphite, organic amine and alcohol substance, centrifuging and separating product, and dissolving copper salt in alcohol substance.

WANG X, HUANG W, XUE D, WONG W