国家/地区 巴西（22）
IPC部 B（14） C（13） H（8）
G（3） E（2） F（2）
IPC大类 C01（12） B82（10） H01（7）
B32（4） C08（3） B01（2）
C09（2） C23（2） E04（2）
IPC小类 C01B（11） B82Y（7） B32B（4）
H01L（4） H01M（4） B82B（3）
C08K（3） C08L（3） C08J（2）
C23C（2） E04C（2） H01B（2）
IPC B82Y030/00（5） C01B032/194（4） B32B009/00（3）
B82Y040/00（3） C01B031/04（3） C01B032/182（3）
C01B032/198（3） C08K003/04（3） B82B001/00（2）
B82B003/00（2） C01B032/184（2） C01B032/19（2）
C01B032/20（2） C01B032/21（2） C01B032/225（2）
发明人 DMITRIEV V（2） MONTE DO NASCIMENTO.（2）
公开年 2017（22）
申请年 2016（10）  2017（6）  2015（4） 
专利权人 KNAUF GIPS K.（2） NACIONAL GRA.（2） UNICAMP UNIV.（2） UNIV FEDERAL.（2）
UNIV SAO PAU.（2）

Obtaining graphene oxide used to purify water, comprises e.g. mixing lamellar graphite powder with intercalating material, separating the structural lamellas with sodium nitrate, and adding mixture to sulfuric acid with continuous stirring.

TERENCE M C, CARRIO J A G, NASCIMENTO R S D, GUEVARA CARRIO J A, DO NASCIMENTO R S

Method for obtaining graphene nanowire for use in e.g. sensor, involves exfoliating nanowire in acidic medium, and dispersing nanowire in water for washing nanowire to remove residual acid, where washed nanowire is filtered.

DA TRINDADE G M, VIEIRA F

Graphene-based industrial controllable electromagnetic circulator, has waveguides connected to resonant element, multiple ports provided in circulator for transmitting electromagnetic signal along graphene nanowire.

DMITRIEV V, MONTE DO NASCIMENTO C, PALHETA CASTRO W O

Electroactive nanocomposites used in electrochemical devices like electric cars, supercapacitors, chemical and electrochemical sensors, comprises graphene oxide and reduced graphene oxide, and alpha nickel hydroxide nanoparticles.

ARAKI K, VENANCIO NUNES C, GONCALVES J M, GUIMARAES R R, DUARTE A, TOMA H E

Enhancing and arranging, in graphene cell and producing parallel or series cells, formed by e.g. four juxtaposed films, immersed in fluid, comprises replacing handles of graphene by soot deposition on inner face of one of two metallic films.

BARDINI N G, PAES DE OLIVEIRA A A

Method for obtaining graphene oxide-coated p-type silicon wafer, involves cleaning substrate, wetting substrate, coating substrate with graphene oxide, forming reduction film from graphene oxide, and depositing contacts on substrate.

WANG S H, BERNARDO LENZ E SILVA G, SPARVOLI DE MEDEIROS M, PINHEIRO DA SILVA M F

Multi-functional planar device for use as e.g. electromagnetic filter of digital communication system, has periodic hole arrangement provided with disk of concentric graphene and connected with bridges.

DMITRIEV V, MONTE DO NASCIMENTO C

Drinking water filtering equipment comprises a series of components that are provided with multiple micro particles filter set in graphene blanket, where the condensation coil evaporates and liquefies the water in a first tank.

MENEZES P R P

Dynamic RAM based on grapheme, has waveguides, directional couplers and grapheme for obtaining writing, reading and refreshing of optical signals, and two-dimensional graphene layer formed with manometric dimensions.

BEZERRA SOMBRA A S, LIMA A W

Obtaining graphite oxide and graphene oxide used as additives for polymeric composites for use in supercapacitors and batteries, involves mixing oxidizing agent and graphite intercalating agent and irradiating mixture using microwave.

GOMIDE DE CASTRO V, CARDOSO NEVES J, PEREIRA N D M, SILVESTRE ASSIS A L, MONTORO L A, GOULART SILVA G, DAS MERCES PEREIRA N