国家/地区 中国（23）
IPC部 C（23）
IPC大类 C25（23） B01（4） C01（4）
H01（4） C23（3） B82（2）
IPC小类 C25B（23）
IPC C25B001/04（23）
发明人 GONG J（2） HE G（2） WANG X（2）
XIE G（2） ZHANG H（2） ZHU J（2）
ZHU X（2）
公开年 2023（23）
申请年 2022（15）  2021（4）  2023（4） 
专利权人 NAT CENT NAN.（2）

Preparing graphene-supported cobalt-based bimetallic single-atom electrocatalyst useful in hydrogen evolution reaction, comprises exfoliating graphite oxide, adding cobalt metal, ultrasonically dispersing, adding urea, freeze-drying, heating obtained precursor, washing with acid and drying.

YANG X, ZHU J, LI L, CHEN Q, ZHAO Y, HE G, CHEN H

Method for preparing graphene-based composite binary metal sulfide electro catalyst useful in electrocatalytic hydrogen evolution reaction, comprises e.g. adding ferrous chloride, ammonium heptamolybdate and thin layer graphene sheet into deionized water, and dispersing.

ZHU J, WANG C, ZHU D, BI H

Preparation method of graphene-coated high-entropy oxide nanoparticle catalyst used in electrolytic water reaction, involves mixing mesoporous carbon and mixed metal salt solution and then drying to obtain mixture of the metal salt and mesoporous carbon.

YANG Y, CHEN J, FENG B, YAO Y

Super-hydrophilic composite material based on large current density hydrogen evolution reaction has nitrogen-doped graphene substrate, and rhodium-palladium double double-metal layered hydroxide whose surface is deposited with compound of p-methyl aniline and benzidine.

ZHU X, LI K, WANG H, KANG W, LI Z

Composite material with heterogeneous structure used in field of electrochemical catalysis and electrochemical hydrogen evolution, comprises e.g. phosphorized graphene as carrier and cobalt-iron phosphide loaded on carrier, where heterostructure is formed between graphene and cobalt-iron phosphide.

QI L, LI X

Method for performing preparation of electrolytic water hydrogen evolution electrode based on foam graphene, involves taking graphene oxide film under protective atmosphere heating to first temperature and heat preservation obtain carbonized film.

JIN H, ZHAO M, HE D

Compound nano-catalyst loaded on nitrogen-doped carbon useful as catalyst of hydrogen-oxygen fuel cell, metal-air cell or electrolytic water cell comprises nitrogen-doped carbon as carrier and complex of platinum-transition metal atom intermetallic compound and platinum-P2 loaded on carrier.

QIN X, CAO L, SUO N, SHAO Z

Method for modifying bipolar plate surface of hydrogen production by water electrolysis in fuel cell, involves dispersing conductive material in solvent to obtain first solution, obtaining second solution by stirring, and obtaining final bipolar plate with modified coating.

PENG S, SHEN G, LIU Y, ZHANG H, WANG D, LIU G, SHAN D, WANG X

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

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