国家/地区 中国（16） 美国（14） 世界知识产权组织（12） 韩国（11） 欧洲专利局（EPO）（10） 日本（8） 加拿大（4） 印度（3） 英国（2） 台湾（2）
IPC部 C（31）
IPC大类 C01（31） H01（13） C08（10）
C09（7） B82（6） B01（3）
G01（3） H05（3） B29（2）
B32（2） C04（2） C10（2）
C25（2） D01（2）
IPC小类 C01B（31）
IPC C01B032/20（31）
发明人 LI X（3） WU Z（3） ATKINS C A（2）
LINDEMANN G W（2） MIYAFUSA Y（2） MOROISHI Y（2）
TARGETT M（2） WANG S（2） WATANABE H（2）
公开年 2021（31）
申请年 2020（20）  2021（9） 
专利权人 CARBON HOLDI.（2） TOYO INK SC .（2）

Producing graphene or carbon fiber involves extracting coal sample from location, performing spectral analysis on coal sample to detect hydrogen to carbon ratio of coal sample, concentration of contaminant in coal sample.

TARGETT M, LINDEMANN G W, ATKINS C A

Multilayer structure used for forming acoustic transducers diaphragm, comprises core layer and skin layer covering core layer and contains at least graphitic material containing graphene oxide, reduced graphene oxide, graphene, graphite oxide, reduced graphite oxide and graphite.

HU K, LI X, GASKELL R, AFTER K, LEE S

Carbon allotrope having layered structure useful as anode material for secondary battery i.e. lithium ion secondary battery.

CHOI J W, LEE H J

Method for manufacturing graphene heat-conducting foam cotton, involves drying graphene oxide slurry to obtain graphene oxide, and carbonizing and graphitizing graphene oxide to obtain directionally arranged graphene heat conducting foam.

HAO Z, CAI J, ZHENLIANG H, JINMING T

Boron-containing carbon material used in resin composition used for forming conductive film, comprises elemental boron which is doped so as to replace part of elemental carbon in carbon skeleton, where carbon material has specific content of boron element.

ANDO A, MOROISHI Y, MIYAFUSA Y, WATANABE H

Carbon material useful in conductive composition for forming conductive film and used in electricity storage device, comprises carbon hexagonal network surface as basic framework, where boron element is doped to replace carbon element.

YASUYUKI M, HIROTO W, YUKA M, MOROISHI Y, WATANABE H, MIYAFUSA Y, MIYAFUSAYUKA

Apparatus for producing carbon nanoparticles and aggregates, has reaction zone to receive hydrocarbon gas and to thermally crack hydrocarbon gas, heating element arranged within reaction zone and to heat hydrocarbon gas, and output coupled to reaction zone, and to output carbon aggregates.

SINGH S, TANNER D, ANZELMO B H, GHEZELBASH H, COOK D

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

Cellulose composite material useful e.g. in dyes, electronics, optoelectronics and transistors, comprises type I cellulose fibers comprising cellulose nanocrystals and/or cellulose nanofibers, and carbon material comprising carbon nanotubes, carbon nanofibers, graphene and/or graphene oxide.

PEREZ JIMENEZ R, ALONSO LEMA B, ECEIZA MENDIGUREN M A, ALONSO LERMA B

Formulation used to prepare dispersion of graphene in water in presence of surfactant contains chitosan solution having chitosan powder, water and acetic acid, and activated graphene i.e. black amorphous powder composition of raw graphene.

ALI M N