国家/地区 中国（73） 韩国（14） 美国（9） 世界知识产权组织（9） 印度（3）
IPC部 C（100）
IPC大类 C25（100） B82（20） C01（18）
B01（17） H01（12） B22（5）
C02（4） C04（2） C12（2）
C22（2）
IPC小类 C25B（100）
IPC C25B001/04（100）
发明人 WANG J（8） LI Y（7） ZHANG X（6）
REN J（5） WANG Y（5） YU Y（5）
CHU W（4） HUANG L（4） LIN S（4）
LIU Y（4） QU Y（4） SUN D（4）
ZHANG Y（4） LI N（3） LI S（3）
公开年 2022（100）
申请年 2022（53）  2021（34）  2020（13） 
专利权人 UNIST ULSAN .（5） UNIV SHAANXI.（5） UNIV QINGDAO.（3） UNIV SOUTHWE.（3）
BASIC SCI IN.（2） BEIJING INST.（2） NABORS ENERG.（2） SHANGHAI NAT.（2）
SHENZHEN INS.（2） STATE GRID C.（2） UNIV CHANGZH.（2） UNIV DALIAN .（2）
UNIV SUNGKYU.（2） UNIV TIANJIN.（2） WUHAN INST T.（2）

Electrode useful in preparing hydrogen by electrolyzing salt-containing waste water comprises nickel-cobalt alloy oxide layer formed on surface of metal substrate and polyaniline-graphene composite coating formed on surface of metal substrate.

ZHOU Y, ZHONG W, ZHENG H, LI Y, WANG Y, LIN B, ZHANG H, CAO Y, TANG Y

Graphite polar plate useful in alkaline electrolytic cell and electrolytic water hydrogen production device, comprises graphite powder, alkali resistance resin, conductive agent and carbon fiber.

CONG T, LI W, WANG Q, CAO H

Preparing amorphous nickel-iron double metal hydroxide/reducing oxidation graphene composite material useful in catalytic electrolysis of water for oxygen evolution, comprises adding oxidized graphene powder into glycol solvent, stirring, centrifuging g and dispersing uniformly.

TANG C, GUO S, ZHU W, AN X

Preparing iron-nickel complex as precursor, graphene oxide as template of electrocatalyst, involves adding nickel(II) chloride hexahydrate into suspension, stirring for half hour, solution aging overnight, filtering to obtain iron nickel precipitate, washing with acetonitrile, drying in air.

WANG J, XU Z, MENG S, WANG Y, XIN Y, ZHANG M, ZHANG D

Electrode for hydrogen production by wastewater electrolysis, has positive electrode and negative electrode, where positive electrode comprises metal substrate and titanium suboxide-ruthenium dioxide composite coating formed on surface of metal substrate.

OU T, WANG D, ZHENG H, LI Y, WANG Y, LIU C, LIN B, TANG Y, ZHANG H

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

Membrane element configured for use in system, and water filtration module for osmotic and gauge pressure driven filtration of water and electrochemical splitting of at least proportion of water for co-generation of hydrogen, comprises at least one selectively permeable membrane configured.

EFRAT T, LIBERMAN B

Method for preparing carbon nitrogen doped spinel-type cobalt iron oxide or alloy hybrid/graphene gas gel electrode material, involves loading cobalt ferrite nanoparticles NC/GA gas gel on foam metal to obtain carbon-nitrogen-doped spinel-type cobalt iron oxide/gas gel graphene.

LI H, XUE Y, CAI N, YANG J, LI S, WANG J, YU F

Preparing high activity and high stability graphene-supported hydrogen tungsten bronze electrocatalytic material useful in producing hydrogen by electrolyzing water, comprises e.g. obtaining graphene oxide powder via freeze-drying, dispersing in deionized water, freeze-drying and annealing.

CAO L, HUANG J, KONG L, XU Z, ZHANG S, YANG P, CAO Y, YANG J

Preparing platinum-based high-entropy alloy electrocatalyst used in hydrogen evolution and oxygen reduction reaction, comprises adding metal salt aqueous solution and hydrochloric acid aqueous solution into surfactant, centrifuging mixed solution, dispersing carbon carrier, and post-processing.

GAO R, SONG Y