国家/地区 中国（12）
IPC部 C（12） H（2）
IPC大类 C01（12） C25（12） H01（2）
IPC小类 C01B（12）
IPC C01B032/184（12）
发明人 YANG S（4）
公开年 2022（9） 2023（3）
申请年 2022（12）
专利权人 QUJING HUAJI.（4）

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 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

Preparing nitrogen-doped graphene used as catalyst in electrocatalytic reduction of carbon dioxide to generate carbon monoxide, comprises dissolving the mask, nitrogen source and template in water, freezing and drying, and thermally decomposing under inert atmosphere.

PENG Y, LIN L, SUN H, HUA W, DENG H

Preparing flexible graphene silicon-oxygen-carbon composite electrode film comprises dispersing graphite oxide, silicon-oxycarbon powder and sodium alginate in ultrapure water, filtering, placing dried graphite oxide silicon carbon precursor film on built-in polytetrafluoroethylene column, reacting.

ZHOU Y, LI Z, GUO J, MAO Y, TANG J, ZHANG E

Preparing foamed nickel-supported graphene composite layered heterogeneous structure catalyst useful in electrolytic water hydrogen production, comprises e.g. adding ammonium tetrathiomolybdate to graphene oxide suspension, reacting, separating and purifying.

ZHAO W, LU W, FENG K, CHEN C, LUO Y, YU F, WANG J

Preparing graphene/nickel-cobalt phosphide film useful in self-supporting electrode material of electrolytic water, comprises obtaining natural graphite, concentrated sulfuric acid and potassium permanganate, carrying out solvothermal reaction and subjecting film to high temperature phosphating.

LI K, WU Q, JU A

Preparation of graphene material involves forming graphene aluminum composite plating layer on surface of negative electrode by using aluminum electrodes and graphene oxide dispersion.

WANG H

Device for converting and recycling waste material of oxidized graphene comprises reaction negative electrode comprising negative electrode reaction chamber and electrode, where electrode connects power source negative electrode.

ZHOU L, HU H, JIN C

Preparing graphene, comprises mixing graphene oxide solution with reducing agent and reacting, adding chemically reduced graphene solution, electrochemically reducing graphene solution and reacting.

YANG S

Electrochemically preparing graphene used in e.g. graphene paper, involves mixing graphene oxide solution with reducing agent and reacting to obtain chemically reduced graphene solution, and introducing chemically reduced graphene solution into electrolytic cell.

YANG S