国家/地区 澳大利亚（11）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C01B032/225（11）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） NAGISA K（2） ROSCHER S（2）
SHEN Y（2） SHOJI H（2）
公开年 2015（3） 2021（3） 2017（2）
申请年 2014（2）  2015（2）  2016（2）  2020（2） 
专利权人 FRAUNHOFER G.（2） GRAPHENE PLA.（2） GRAPHENE PLA.（2） ROYAL MELBOU.（2）

Production of polymeric nanocomposite for use in mining industry, involves producing and pre-exfoliating of two-dimensional carbon nanomaterial from graphite oxide paste which comprises pre-exfoliation and simultaneous reduction.

AMURIN L G, MARCOS DANIEL VOZER F, SILVA G G, FERREIRA F L Q, SOARES P H V, SANTOS B F, MIRANDA D C D, VALERIANO J C S, FELISBERTO M D V, MARCOS D V F

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Exfoliating graphene flakes from graphite sample by compressing a graphite sample in an electrochemical reactor, and applying a voltage between the graphite sample and an electrode in the electrochemical cell.

ROSCHER S

Graphene oxide synthesis involves providing graphite source, reacting the graphite source with sulfuric acid in vessel, adding potassium permanganate to the vessel to form reaction mixture, and then adding hydrogen peroxide and water.

JAYAWARDENA V C, JAYASUNDARA D R, AMARATUNGA G, JAYAWEERA V

Device for expansion of graphite into graphene flakes used for providing e.g. conductive coatings, comprises container which is provided for receiving electrolyte, anode and cathode which consists of diamond.

NEBEL C E, HOFFMANN R, ROSCHER S, ROSCHNER S, HOFFMAN R

Halogenated graphene nanoplatelets used in e.g. energy storage device, comprising graphene layers that are defect-free and free from any element, other than carbon atoms of perimeters of graphene layers, and with specified ratio of bromine.

ZHANG Y, PARKS J C, KADRMAS C R, ODAY J M

Preparation of reduced graphene for e.g. flexible electronics involves heating expandable graphite under conditions sufficient to form expanded graphite comprising oxygen-containing groups, and contacting with carbon monoxide.

CZAJKA M, SHANKS R, HUGEL H

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

Preparation of graphene-based film used for device, involves forming layered structure by providing graphene-based film comprising sheets of graphene, graphene oxide and partially reduced graphene oxide.

LI D, YANG X