国家/地区 美国（6） 中国（5） 世界知识产权组织（3） 韩国（2）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01B032/192（12）
发明人
公开年 2021（7） 2022（4）
申请年 2021（12）
专利权人

Reduced graphene oxide used in electrode for secondary battery, comprises crystalline reduced graphene oxide in powder form having two-dimensional structure.

JEONG S Y, YANG S H, LEE G W, KIM I J, KIM B G, RYU J H, LEE H J, JEONG S, YANG S, LEE G, KIM I, KIM B, RYUJIHYUN, LEE H, JUNG S Y

Preparing and using diaminoanthraquinone bifunctional group covalently grafted graphene comprises adding reduced graphite oxide into diaminoanthraquinone and dimethylformamide solution under stirring.

XIONG D, FENG Y, XIE Y, HE M

Graphene-supported noble metal powder used in Schottky device, involves mixing oxidized graphene solution, gold/platinum noble metal precursor solution and reducing agent i.e. ascorbic acid, hydrazine hydrate and sodium borohydride, and carrying out hydrothermal reduction reaction.

LIU Y, PU Z, WANG H, FENG J, LI Y, DUAN J, ZHANG H

Dye sensitized solar cell useful in semiconductors, comprises a counter-electrode comprising carbon-titania nanocomposite thin films.

HERSAM M C, GRAY K A, VIJAYAN B K, LIANG Y T

Fabricating graphene oxide film by suspending graphene oxide in solvent to form graphene oxide suspension, dispersing, reducing graphene oxide dispersion, filtering graphene oxide dispersion through membrane to form graphene oxide film on membrane and freeze-casting graphene oxide film on membrane.

SHAO Y, KANER R B

Preparation method of graphene radiating film for electronic device, involves placing graphene after plating copper in mold, and completing production of graphene heat dissipation film by cold pressing and heat treatment.

CAI X, YANG X

Method for preparation of graphene-based electromagnetic meta materia, involves using line scanning model in simulation software, placing conductive material in vacancy of upper surface of first substrate, and preparing graphene oxide.

ZHANG W, WANG Z, NIE W

Preparing graphene aerogel loaded with metal oxide, comprises e.g. forming electrochemical system with electrolytic solution containing graphene and metal ion, performing electrolysis under alternating current electric field, carrying out crosslinking reaction and performing heat.

ZHU Y, DENG X, WANG F, SHEN B, PEI X, LUO Y, CHEN W, CHEN J

Light flexible wave-absorbing film comprises reduced graphene oxide and high-conductivity material comprising metal copper, silver nano-wire and carbon nano-tube as framework.

SHAO G, GUO T, QUAN B, WANG Y, HUANG X

Producing composite material used for e.g., electrocatalysis by impregnating a two-dimensional (2D)-material based aerogel with impregnation solvent, performing a solvent/water exchange, performing precursor diffusion and passing a current.

YANG W, MOISSINAC F, BARG S, BYUN J J, FRANCIS M, BARGZUELEN, GRADE S