国家/地区 美国（7） 中国（6） 欧洲专利局（EPO）（6） 世界知识产权组织（6） 日本（5） 韩国（5） 加拿大（4） 澳大利亚（3） 西班牙（3） 台湾（3） 英国（2） 香港（2） 以色列（2） 印度（2） 墨西哥（2） 马来西亚（2） 波兰（2） 新加坡（2） 越南（2） 南非（2）
IPC部 B（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C09C003/04（11）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（3） 2021（2） 2022（2）
申请年 2021（3）  2014（2）  2015（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2）

Carbon-based material post-modification reactor, has feeding port located at a point upstream from reactor and adapted to feed carbon-based raw material into reactor, discharging port located at point downstream from reactor, screw conveying device disposed in reactor.

KU T, HSIEH C, LI J, GU D, XIE Z, LI Z

Improving water dispersibility of conductive carbon powder, involves exposing conductive carbon powder to plasma jet or reacting with plasma-treated reaction gas.

SEOK D C, JUNG Y H, YOO S R, JEONG Y H, YOO S Y, RYU S, ZHENG R, SHI D

Formation of two-dimensional silicon carbide used as wide band gap semiconducting material in electronic applications, involves preparing solution comprising silicon carbide particles and solvent, ultrasonically processing solution, and centrifuging to extract two-dimensional silicon carbide.

CHABI S

Method for exfoliation and functionalization of lamellar objects, involves placing electrode out of liquid, and generating plasma between portion of electrode facing surface of liquid and surface of liquid by applying pulse voltage difference between two electrodes.

CUYNET S, PONCOT M, FONTANA S, LETOFFE A, HENRION G, HEROLD C, ROYAUD I, BELMONTE T, GERARD H, STEPHEN Q, MARK P C, SEBASTIAN F, LETOPEADRIAN, GERARD H O, CLARE H, ISABEL L, THIERRY B

Composite of matter used in composite material as filler, comprises a functionalized graphene derivative having at least one functional group bonded through a chemical linker to graphene surface, where functional group is amine or alkene.

BEH E S M, IFTIME G, WEI J, PANDEY R, RIVEST J L B, EUGENESHINMINGBEH, JUNHUA W, RAHUL P

Production of functionalized graphene for lithium-ion batteries involves milling crystalline graphite in the presence of electrolyte solution to produce thinned intermediate material, combining with other electrolyte solution, and milling.

BOZALINA M, PERRET P, NAZARPOUR S, NAZARPOUR S S N

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

Preparing graphene material involves introducing graphite into sealed chamber for performing mechanical exfoliation, and adding surfactant to obtained material, and then drying obtained material.

LA FUENTE GIMENO M E, MONTERO MARTIN O, GOY LOPEZ S, DURAN PRIETO M T, GARCIA DE LUIS M L, SACRISTAN BENITO M, QUISPE APACLLA C J, MARTIN VELASCO P J, GARCIA CAPAPE J, PASTOR GALIANO E L, MARTIN ROMERO B, DE TERESA NOGUERAS J M, BELLVIS CASTILLO J L C

Graphene ink used for forming electroconductive film, comprises graphene having hydrophilic group on surface dispersed in predetermined solution.

TAKEI H, SAKIO S