国家/地区 中国（10）
IPC部 C（10）
IPC大类 C25（10）
IPC小类 C25B（10）
IPC C01B032/19（4） C25B001/04（4） C25B011/091（4）
C01B032/194（3） C25B001/135（3） C25B001/27（2）
C25B011/031（2） C25B011/065（2）
发明人
公开年 2023（10）
申请年 2023（10）
专利权人

Electro-catalysis nitrogen reduction catalyst, has catalyst selected from boron-doped graphene fluorine silane modified on surface.

ZHOU F

Preparing glycolic acid by electrocatalytic hydrogenation of oxalic acid comprises electrolyzing aqueous electrolyte containing oxalic acid in catalyst-containing electrode, evaporating water in electrolyte to concentrate glycolic acid content, precipitating glycolic acid crystals, filtering, drying.

LI S, GONG M

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

Preparing copper-based catalyst for electro-catalytic reduction of nitrate radical as ammonia, comprises placing cut carbon cloth in flask containing nitric acid, dissolving copper sulfate pentahydrate, silver nitrate, sodium hydroxide in a mixed solvent of ethanol and water, and reacting.

LIU Y, WANG Y

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

Preparation of metal organic framework/reduced graphene oxide composite photocatalyst for degrading antibiotic, involves heat-reacting graphene oxide aqueous solution with ethanol dispersion of reaction product of zinc nitrate hexahydrate solution and dimethylimidazole solution.

HE B, JIN P

Preparing graphene heat dissipation film, involves obtaining graphite dispersion, adding liquid resin and film-forming agent into mixed dispersion, placing graphite conductive sheet in sulfuric acid solution, adding liquid resin into graphene water dispersion solution and peeling off metal substrate.

HONG J, YE J, LIU M, HUANG W, LIN J

Preparing large sheet diameter graphene by under protection of inert gas, using three-electrode system, increasing potential from lowest potential of ion intercalation to highest potential of ion intercalation, performing constant potential electrolysis, and peeling-off.

WANG J, ZHANG Y, LIU R, XU Y

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