国家/地区 巴西（13）
IPC部 B（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/194（13）
发明人 ROSCHER S（2）
公开年 2017（4） 2021（3） 2018（2） 2022（2）
申请年 2016（5）  2020（4） 
专利权人 FRAUNHOFER G.（2）

Manufacture of aerospace component involves treating surface of polymeric substrate with laser to form porous graphene at surface, and bonding metallic layer to porous graphene.

POTEET S, HUAPAYA R L N, BORDAGE K R, ROJAS HUAPAYA L N, ROJAS L N R

Modified graphene oxide with nano metal particles used for e.g. treatment of water for human consumption, is prepared by mixing phosphorus pentoxide, graphite, sulfuric acid and potassium persulfate, stirring, vacuum filtering mixture and washing, and drying to obtain pre-oxidized graphite.

BERGAMASCO R, BAZANA S D L, BIADOLA Q L S, GOMES R G, FILHO B A D A, NAKAMURA C V, SUGUIURA D, OCAMPOS F T

Composite powder useful for powder metallurgy and additive manufacturing processes, comprises particles with a core of an iron based material and a coating of a graphene based material.

JANSSON U, TIDEN S, TAHER M, DIAZ L, REMONEN T, JANSSEN U

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

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

Transition metal nanoparticles incorporation involves exposing aqueous solution of graphene-based compound having predetermined concentration and aqueous solution containing metal, where reaction occurs in open system.

SAKATA S K, RIBEIRO SOMESSARI E, DA SILVEIRA C G, SILVA E SOUSA T

Heterogeneous catalyst based on chemically modified graphene films for degrading organophosphates diethyl 2,4-dinitrophenyl phosphate and diethyl 4-nitrophenyl phosphate, is produced through dip coating, spin coating and layer coating.

GORGATTI ZARBIN A J, SILVA FONSACA J E, HOSTERT L, SOUZA ORTH E

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

Composition used e.g. in polymer nanocomposites useful in expandable polymer nanocomposites which are useful in electronic applications, comprises vinyl aromatic polymer, and graphene and graphene nanoplatelets durably dispersed in solvent.

AUTIERI V, FELISARI R

Graphene-containing modified latex for forming latex product e.g. sofa, comprises graphene structure and non-carbon non-oxygen non-hydrogen element comprising preset total content of iron, silicon and aluminum elements.

TANG Y, ZHANG J, XU R, LIU D, ZHENG Y, LIU X