国家/地区 中国（6） 欧洲专利局（EPO）（4） 日本（3） 美国（3） 世界知识产权组织（3） 韩国（2）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/194（7）
发明人
公开年 2023（3） 2021（2）
申请年 2021（2）  2022（2） 
专利权人

Method for preparing graphene electrode taking carbon dioxide reduction product as carbon source, involves adding polyacrylonitrile to N, N-dimethyl formamide to obtain precursor solution, and carrying out electro-catalytic reduction to carbon dioxide gas source to obtain gaseous product.

YAN W, GAO F, WANG W, GAO S, WANG Y, YANG G, WANG F

Preparing graphene heat dissipation film, involves obtaining graphite dispersion, adding liquid resin and film-forming agent into mixed dispersion, placing graphite conductive sheet in sulfuric acid solution, adding liquid resin into graphene water dispersion solution and peeling off metal substrate.

HONG J, YE J, LIU M, HUANG W, LIN J

Preparing wrinkled graphene-based single-atom catalysts used for e.g. electrocatalytic process by preparing graphene oxide suspending solution, mixing with metal precursor solution, atomizing and pyrolyzing, calcining corrugated spherical graphene oxide-based metal single-atom catalyst.

HE G, YE G, FEI H

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

Preparing neodymium-graphene composite material used as electrode material in electrolytic water hydrogen production device or as cathode material in fuel cell or metal-air battery, comprises preparing neodymium simple substance on graphene.

SA G, CHEN L, LIANG T, DENG Y, SAGAR R U R

Device for expansion of graphite into graphene flakes used for providing e.g. conductive coatings, comprises container which is provided for receiving electrolyte, anode and cathode which consists of diamond.

NEBEL C E, HOFFMANN R, ROSCHER S, ROSCHNER S, HOFFMAN R

Carbonaceous material used for e.g. electrode catalyst, comprises graphene doped with metal atom and at least one type of nonmetallic atom chosen from nitrogen atom, boron atom, sulfur atom, and phosphorus atom.

NAKANISHI S, KAMAI R, SUZUKI Y, HASHIMOTO K, KAMIYA K