国家/地区 中国（11）
IPC部 C（11）
IPC大类 C25（11） C01（5） B01（3）
IPC小类 C25B（11）
IPC C25B001/04（5） B01J027/24（3） C01B032/194（3）
C25B001/00（3） C25B011/06（3） C25B011/091（3）
B01J035/00（2） C01B032/19（2） C25B001/135（2）
C25B011/031（2） C25B011/061（2）
发明人 GAO C（2） HOU Y（2） HUANG H（2）
LI Y（2） LIU Y（2） PENG L（2）
SHEN Y（2） WANG H（2） YANG M（2）
YU D（2） ZHAO R（2）
公开年 2020（4） 2021（3）
申请年 2019（4）  2021（3）  2018（2） 
专利权人 UNIV ZHEJIANG（11）

Preparing graphene-activated metal oxygen evolution electrocatalyst for preparing hydrogen, by using graphite-based material as electrode in two-electrode system, and solution containing sulfate ions as electrolyte, applying voltage, freeze-drying graphene, drip-coating on metal electrode and drying.

HOU Y, LIU Z

Method for preparing nano graphene oxide by using electrochemical stripping carbon fiber material, involves establishing electrochemical reaction system using raw material taking carbon fiber as basic structure unit as positive electrode.

LI L, CHENG S

Preparing nitrogen-doped graphene-loaded iron-cobalt bimetallic single-atom catalyst comprises e.g. using disodium ethylenediaminetetraacetic acid as chelating agent to coordinate with nonahydrate and ferric nitrate to introduce into system.

LING M, JI J, LIANG C

Preparing sponge nickel sulfide composite material useful as electrocatalyst for producing hydrogen e.g. in mobile communication and electric automobile, comprises taking nickel acetate and hydrazine hydrate and hydrothermally reacting.

DENG S, LI Y, WANG X, TU J

Preparing atomically dispersed bimetallic site-anchored nitrogen-doped carbon material used as catalyst in electrochemical reduction of carbon dioxide, comprises e.g. pickling metal nitrogen-doped graphene material, heating and cooling.

LU Y, LI Y, LI Z

Preparation of vanadium-doped nickel phosphide composite nitrogen-sulfur double-doped reduced graphene oxide electrocatalytic material for oxygen evolution reaction, by using e.g. graphene oxide, L-cysteine, urea and vanadium chloride.

LIU Y, ZHAO R, YANG M, WANG H

Preparing iron-doped nickel phosphide composite nitrogen-doped reduced graphene oxide electrocatalytic material comprises e.g. reacting graphene oxide, nickel(II) chloride hexahydrate, ferrous sulfate heptahydrate and ammonium fluoride.

LIU Y, ZHAO R, YANG M, WANG H

Preparation of graphene carbon dot-based ink in e.g. three-dimensional printing, by concentrating graphene carbon dot dispersion from industrial carbon waste, and replacing liquid container with same volume as dispersion for concentration.

GAO C, HUANG H, PENG L, SHEN Y, YU D

Capacitor prepared by e.g. heat-treating the industrial waste carbon material, electrolyzing to obtain graphene carbon dots,and mixing the obtained graphene carbon dots with graphene and carrying out reduction.

GAO C, HUANG H, PENG L, YU D, SHEN Y

Preparation of oxygen-doped three-dimensional graphene used as anode material in water splitting, involves pretreating graphite sheet, freezing, physically expanding, and converting into product by electrochemical stripping.

HOU Y, LEI C, YANG B, YANG J, LEI L