国家/地区 美国（25） 世界知识产权组织（22） 中国（18） 韩国（16） 日本（12） 欧洲专利局（EPO）（11） 加拿大（4） 台湾（4） 澳大利亚（3） 印度（3） 英国（2） 香港（2） 以色列（2） 墨西哥（2） 新加坡（2） 南非（2）
IPC部 B（31）
IPC大类 B01（31）
IPC小类 B01J（31）
IPC C01B031/04（31）
发明人 KIM J（2） LI J（2）
公开年 2017（9） 2014（5） 2015（5） 2016（5） 2012（4） 2013（2）
申请年 2016（9）  2015（6）  2012（5）  2014（5）  2013（2）  2017（2） 
专利权人

Nanohybrid containing photocatalyst useful in road facilities including e.g. soundproof membrane, filters and electrodes in optical-based devices, comprises ruthenium oxide nanosheet, graphene nanosheet and optically active quantum dot.

HWANG S J, LEE J M, LIM J H, YUN S S, JO H J

Graphene and graphene oxide production involves obtaining quantity of carbon rich materials in solid state, mixing carbon rich material with solvent, surfactant, and additive for forming mixture, and then conducting mixture.

ZENG T, QI K, QI K Z

Preparation of graphene ink involves growing graphene on metal substrate, removing metal substrate, and dispersing graphene in dispersion medium.

KIM Y N, LEE S K, PARK C W, YANG W S

Preparing graphene ink involves dispersing graphite flakes in organic solvent, ultrasonicating dispersion, separating supernatant by centrifuging ultrasonically treated dispersion to remove supernatant and adding 1-5C alcohol.

KIM S J, JIN J

Preparing corrosion resistant coating system involves providing substrate, applying substrate on first layer of tunable material composition, which comprises thermoset plastic and anticorrosive coating of carbon nanotubes and graphene.

VIRTANEN J A

Graphene dispersion liquid used for manufacturing active material composite particles, is obtained by dispersing graphene in solvent comprising specified amount of N-methylpyrrolidone, and has preset weight absorptivity coefficient.

MANABE K, TAMAKI E, KAWASAKI M

Making integral 3-dimensional graphene-carbon hybrid foam used e.g. to make fumed heat sink and heat pipe, comprises e.g. mixing multiple particles of -graphitic material and -solid polymer carrier material in impacting chamber.

ZHAMU A, JANG B Z

Production of re-dispersible dry graphene powder for making composite involves producing solution of graphene sheets in solvent, adding surfactant to solution, and drying solution to produce dry graphene sheets coated with surfactant.

MING T, LIN C, KONG J

Composition used in preparation of e.g. graphene or graphene-like structure, comprises graphite oxide and infrared absorbing compound.

DESMET T

Preparing vitamin B1 modified graphene oxide comprises e.g. mixing graphite powder and sodium nitrate, then adding 95-98% concentrated sulfuric acid, ice bath stirring, then adding potassium permanganate under stirring and post-processing.

ZHOU L, YIN M