国家/地区 世界知识产权组织（5） 中国（4） 美国（4） 欧洲专利局（EPO）（3） 韩国（3） 澳大利亚（2） 加拿大（2） 日本（2）
IPC部 C（9）
IPC大类 C01（9） C25（9） B82（2）
G01（2）
IPC小类 C01B（9）
IPC C25B011/043（9）
发明人
公开年 2021（7）
申请年 2021（7） 
专利权人

Producing graphene, comprises exfoliating graphene by applying voltage to working electrode and counter electrode installed in electrolyte solution to which antioxidant or reducing agent is added.

YOO H, HAN S Y

Producing electrode containing reduced graphene oxide for piezoelectric generators involves e.g. producing graphene oxide coated nanofiber surface with graphene oxide solution and soaking the nanofiber in hydrazine hydrate solution.

BEDELOGLU A, UENSAL O F, ALTIN Y

Recovering metal from metal-containing material by leaching, by treating aqueous solution with external energy, reacting leaching agent precursor with formed hydrogen peroxide, and reacting metal-containing material with leaching solution.

RINNE T

Electrode for electrode-based biochemical sensing with biorecoginition agent, comprises working area comprising laser-induced graphene pattern, and electrical connection for operatively connecting working area to electrical circuit.

CARDOSO P C, HJORT R, RAINIER A S R, GOMES C L, CLAUSSEN J, RAINIER ALVES SOARES R, CARDOSO POLA C

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

Electrochemical quick preparation of graphene-based single-atom catalyst in batches, comprises e.g. adding metal sulfate, metal nitrate or metal chloride into stirrer containing deionized water, stirring to prepare into metal salt solution.

YU C, LI W, QIU J, LIU Z, TAN X

Exfoliating graphene flakes from graphite sample by compressing a graphite sample in an electrochemical reactor, and applying a voltage between the graphite sample and an electrode in the electrochemical cell.

ROSCHER S