国家/地区 中国（15）
IPC部 C（15）
IPC大类 C01（15） C09（15） H01（11）
H05（9） B01（6） B82（5）
C08（4） B05（2） C04（2）
C07（2）
IPC小类 C01B（15）
IPC C01B032/184（15）
发明人 LEE K（2） LI J（2） WANG X（2）
公开年 2016（4） 2017（3） 2013（2） 2015（2） 2021（2）
申请年 2016（4）  2020（4）  2015（3）  2014（2） 
专利权人

Light broadband efficient electromagnetic shielding coating useful e.g. in electronic information industry and electronic product, comprises epoxy resin, graphene and magnesium oxide mixed powder,, silver-coated copper powder, auxiliary agent, coupling agent, and solvent.

LI J, SHUANG S, YANG Z, HE G, YANG X, LI H, MENG Q, LI Y

Preparing graphene in large quantity under high pressure useful in electromagnetic shielding, comprises e.g. dissolving biocatalyst catalyst material, stirring and pre-reducing, performing ultrasonic vibration treatment and washing.

ZHANG H, ZHONG Y, YANG B

Device for preparing graphene composite wave-absorbing material, comprises support frame, and purification component including purifying tank, fixing plate, stirring plate, electromagnetic coil, heating coil and intercepting filter screen.

XUE S, DONG W, KONG Q, ZHU L

Preparing palladium quantum dot doped graphene-based conductive ink useful for preparing graphene conductive film, comprises e.g. providing graphite powder, using modified Hummers method to prepare graphene oxide and centrifuging.

WU L, YE D, HU Z, PENG L, ZENG C, KONG J, LIU Q, MA Y

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Preparation of graphene composite material used in e.g. solar panels, involves adding and mixing graphene material and modification solution comprising compound having catechol group, and solvent.

HUNG W, HU C, LEE K, LAI J, HONG W, HU Q, LI K, HUNG W S, LEE K R, LAI J Y

Preparing graphene conductive ink comprises mixing carbon black and graphite and grinding to obtain the composite conductive filler, taking ethanol, ethylene glycol, glycerine and de-ionized water mixing and stirring to obtain mixed solvent.

XU C, JI A, ZHOU H, ZHU N, SHI X, SHI L, ZHAO Y, GUO L, WANG X

Formation of graphene-based material used as supercapacitor electrodes, involves treating mixture comprising etchant and graphene oxide sheets, dispersing holey sheets into solvent and treating dispersion.

DUAN X, XU Y, HUANG Y

Preparation of flexible graphene conductive film involves forming a substrate on the surface of graphene layer, dissolving polyvinyl alcohol in water, heating, cooling, applying sol solution to the graphene layer and drying.

WANG X

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