国家/地区 美国（10） 世界知识产权组织（9） 欧洲专利局（EPO）（7） 中国（5） 日本（5） 韩国（3） 澳大利亚（2） 俄罗斯（2）
IPC部 C（10）
IPC大类 C01（10） B82（6） H01（5）
C07（3） B32（2）
IPC小类 C01B（10）
IPC C01B031/04（10）
发明人 ZHANG L（2） ZHANG M（2）
公开年 2014（4） 2013（3） 2015（3）
申请年 2013（10）
专利权人 CARBON NANO .（2） SHENZHEN CAN.（2）

Preparing anthracite based graphene oxide comprises e.g. preparing ultra-clean anthracite powder, adding dispersant, carrying out ultrasonication to prepare dispersion liquid, and preparing graphene oxide colloid solution.

ZHANG L, ZHANG M

Preparing graphene oxide based on mixed acid system comprises e.g. washing graphite, drying, smashing, passing through sieve, preparing graphite powder, adding plugging agent, preparing first acid system and then second acid system.

ZHANG L, ZHANG M

Production of graphene oxide and/or graphite oxide nanoplatelet structure used for e.g. sensors, involves passing current through cell to intercalate anions into graphitic positive electrode and exfoliating.

ABDELKADER A, KINLOCH I, DRYFE R

Material useful in electric device, comprises reduced graphene oxide, where degree of reduction of graphene oxide exhibits spatial variation so that material exhibits gradient in electric conductivity and/or permittivity.

LOGAKIS E, SKORDOS A, CHATZI P

Making metal oxide-graphene composite involves providing composition comprising graphene oxide and at least one metal-containing substrate, where composition is dispersed in liquid medium, and forming metal oxide-graphene composite.

ZHAO C, DONG X, MIN S, ZHANG Z, WANG K, DONG J, QIAN X, CHEN X

Forming metal oxide/reduced graphene oxide composite film comprises providing graphene oxide dispersion, adding metal oxide, filtering metal oxide/graphene oxide dispersion, and reducing metal oxide/graphene oxide film using reducing agent.

LEE P S, SUMBOJA A, FOO C Y

Graphene composition useful in an electrode for a lithium ion battery, comprises thiourea that has a specified sulfur to carbon ratio.

SUN P, WU Z, LIU G, WU G, TAMAKI E, KUBOTA Y

Manufacture of modified graphene-like carbon material used for resin compound material, involves reacting graphene-like carbon material and hydrogen peroxide and introducing hydroxyl group into graphene-like carbon material.

WADA T, TSUBOKAWA N, TAKUYA W

Producing aerogel or xerogel comprising graphene, graphene oxide or its mixture involves dispersing graphene, graphene oxide or its mixture in solvent compatible to it, and cross-linking the graphene, graphene oxide or its mixture.

GALLASTEGUI A G, SHAFFER M, ALYOUBI A O, ASIRI A M, SCHAEFFER M

Graphene useful in a device including a sensor and FET, comprises an etched edge portion, where the etched edge portion comprises a functional group e.g. ketone, aldehyde and carboxylic acid.

CHOI W M, HONG B H, CHOI J