国家/地区 世界知识产权组织（14）
IPC部 B（14）
IPC大类 C01（14）
IPC小类 C01B（14） B82Y（11） C08K（8）
C09C（8） C09K（7） C09D（6）
B01J（5） C08L（4） H01M（4）
B82B（3） C08J（3） C10M（3）
H01B（3） H01G（3） H05K（3）
IPC C01B032/20（14）
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（4） 2021（4） 2009（2）
申请年 2015（3）  2020（3）  2014（2） 
专利权人 CENT NAT REC.（2） GRAPHENE PLA.（2） GRAPHENE PLA.（2）

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

Microgranulation of aggregating precursor particles used as graphite particulate, involves preparing mixture comprising amounts of precursor particles and templating media, and subjecting mixture to high shear and high pressure application.

OBROVAC M, ZHENG L, GARAYT M, MARK O P, UP T, MATTHEW G

Composite particles used for forming elastomeric formulation used in tire components such as vehicle tire treads, subtreads, tire carcasses, tire sidewalls, tire belt wedge, and tire wire skim coats, comprise silica, and graphene carbon.

DOS SANTOS FREIRE L, DING Q, KUTCHKO C, PAN S, SILVERNAIL N J, DOS SANTOS F L, LUCAS D S S, DINGCHI, PANSHUYANG, NATJJ S N

Aqueous protective coating system used for concrete, comprises at least one binder, water, and dispersion of two-dimensional material/graphitic nanoplatelets.

WEAVER W, CHIKOSHA L, BELL A, SHARP M, SHARPE M, SHARP M D, BELL A A

Preparation of graphene oxide quantum dot used for producing composite nanomaterial, involves immersing inert electrode of block material in electrolyte solution, cutting and dissociating obtained graphene sheet layers, and dispersing.

XU H, ZHOU Q

Graphene dispersant used in e.g. preparation of graphene composite powder, and graphene composite film, comprises polyaniline oligomer or derivative which is electroactive polymer, and combines with graphene via pi-pi bond.

DAI L, GU L, YU H, ZHENG Y, MA J, ZHAO H, LIU S, DING J

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

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

LI X, SUN R, WANG X, YE W, CHEN W

Large-scale preparation graphene quantum dots, comprises adding graphene oxide into first solvent to obtain first dispersion solution, adding reducing agent, reacting, carrying out solid-liquid separation and cooling to obtain crude product.

ZHANG M, ZHANG L

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