国家/地区 中国（19） 世界知识产权组织（5） 欧洲专利局（EPO）（3） 日本（3） 韩国（3） 美国（2）
IPC部 C（20） H（5） B（4）
F（2） G（2）
IPC大类 C01（20）
IPC小类 C01B（20）
IPC C01B032/19（20）
发明人 CAO D（2） HUANG Y（2） JIANG J（2）
LI M（2） LI Q（2） LI Z（2）
LIU Q（2） MA Y（2） QIU J（2）
WANG H（2） WANG Z（2） WU L（2）
YE D（2） ZENG C（2） ZHENG F（2）
公开年 2021（20）
申请年 2021（13）  2020（7） 
专利权人 GUANGDONG KO.（2） UNIV GUANGXI.（2）

Preparing cobalt element-graphene intercalation compound electrochemically by one-step method involves preparing electrolyte by adding sodium hexanitrocobaltate, weak acid and anionic surfactant into deionized water.

LI Q, WANG H, HUANG Y, ZHENG F, QIU J, WU F, JIANG J

Gas diffusion layer formed by carbon fiber and graphene combination, comprises carbon fiber monofilament and graphene composite formed porous ventilating conductive carbon material layer.

WANG J

Preparing nickel black-graphene composite photothermal conversion film for seawater desalination and other water treatment directions, involves adding a certain amount of ammonium sulfate and nickel sulfate into the solvent.

YU J, LIU M, YUE D, SUN D

Electrode structure for preparing graphene by graphite powder electrochemical method, comprises anode plate for electrically connecting with anode of power supply, and two cathode plates that are used for connecting with cathode.

WANG C, SHI Y, ZHENG S, TU H

Method for exfoliation and functionalization of lamellar objects, involves placing electrode out of liquid, and generating plasma between portion of electrode facing surface of liquid and surface of liquid by applying pulse voltage difference between two electrodes.

CUYNET S, PONCOT M, FONTANA S, LETOFFE A, HENRION G, HEROLD C, ROYAUD I, BELMONTE T, GERARD H, STEPHEN Q, MARK P C, SEBASTIAN F, LETOPEADRIAN, GERARD H O, CLARE H, ISABEL L, THIERRY B

Preparing graphene comprises preparing salt solution, carrying electrolysis reaction out under constant voltage conditions, connecting two graphite electrodes of power supply, spliting and peeling graphite electrode.

LIU G

Device used for realizing electrochemical continuous and synchronous stripping and reduction for preparing graphene, has graphite oxide or graphene oxide electrode and graphite counter electrode encapsulated by filter bag membrane that are used as single anode and cathode.

JIANG J, MEI J, HUANG Y, LI Q, WANG H, ZHENG F, LIU K

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 nitrogen atom-doped graphene quantum dot used in biosensor, by preparing nitrogen-doped carbon nanotube/nitrogen-doped graphene three-dimensional hybrid material with nickel foam, placing precursor in two-electrode system with ammonia solution, filtering reaction solution, and evaporating.

DAI G, JIN X, XIE N, ZENG Z

Preparing graphene-copper composite powder comprises performing first electrolysis by anode stripping and performing second electrolysis by electrolytic deposition.

WANG Z, BAN L, LI N, KE X, WANG L, HU Q, FU D