国家/地区 韩国（6） 世界知识产权组织（6） 中国（5） 澳大利亚（2） 加拿大（2） 印度（2） 日本（2） 美国（2）
IPC部 C（17）
IPC大类 C01（17） B01（3） H01（2）
IPC小类 C01B（17）
IPC C01B032/23（17）
发明人 VU T T（6） ALVAREZALVAREZ A（4） CABANAS C M（2）
CABANAS CORRALES M（2） CABANASCORRALES M（2） LU D（2）
SUAREZ SANCHEZ R（2） VU T（2）
公开年 2018（8） 2019（6） 2020（3）
申请年 2018（17）
专利权人 ARCELORMITTA.（6） KOREA RES IN.（2）

Silver/graphene oxide composite used for conductive material, comprises sheet-shaped silver/graphene oxide composite in which silver nanoparticles are intercalated between layers of graphene oxide.

NATSUKI J

Preparing graphene oxide involves preparing oxidation stabilizer solution by stirring acid solution and oxidation stabilizer in reactor, and adding graphite and potassium permanganate to reactor containing oxidizing stabilizer solution.

CHOI J Y, KIM M K, YOO J, CHAE S

Cleaning of graphene oxide involves adding a cation to a graphene oxide solution containing graphene oxide and filtering the graphene oxide solution, and removing cation from the graphene oxide solution to obtain final product.

YANG W S

Making reduced graphene oxide comprises oxidizing grinded electrode graphite scrap to obtain graphene oxide comprising preparing mixture comprising the grinded graphite electrode, acid and nitrate salt and reducing graphene oxide.

VU T T, ALVAREZALVAREZ A, SUAREZ SANCHEZ R

Manufacturing graphene oxide used for coating or as cooling reagent, by grinding electrode graphite scrap, preparing mixture comprising ground graphite electrode, acid and nitrate salt, adding oxidizing agent and exfoliating graphite oxide.

VU T T, ALVAREZALVAREZ A, SUAREZ SANCHEZ R

Manufacturing reduced graphene oxide from kish graphite for deposition on a metallic substrate and as cooling agent by providing kish graphite, pre-treating kish graphite, oxidizing pre-treated kish-graphite, and reducing graphene oxide.

VU T T

Manufacturing graphene oxide from kish graphite comprises provision of kish graphite, pre-treatment step of kish graphite comprising sieving step, flotation step and acid leaching step, and oxidation step of pretreated kish-graphite.

VU T T

Graphite porous structure used as redox reaction catalyst, comprises porous structure including graphene layer, where graphite structure is interlayer-separated with specific gravity.

SASO M

Producing expanded graphite used for producing high purity graphene, comprises mixing graphite with acid to perform acid treatment, introducing expansion agent including sulfur oxoacid and metal halide, and expanding by applying microwaves.

LEE S S, AN K, LIM J, MYUNG S, SEOG S, LEE Y B

Graphite oxidation device for graphene production, comprises outer shell equipped with feeding port having funnel, electric machine, bearing fixedly mounted with roller shaft fixed with crushing roller, and ring-shaped liquid pipe.

YANG Z