国家/地区 韩国（4）
IPC部 B（4）
IPC大类 B01（4） C25（3）
IPC小类 B01J（4） C25B（2）
IPC B01J023/75（4）
发明人
公开年 2022（4）
申请年 2020（2）  2021（2） 
专利权人

Samarium cobalt oxide-decorated reduced graphene oxide material for manufacturing hybrid supercapacitor device, is prepared by preparing graphene oxide through improved Hummer technique, where homogeneous solution is prepared.

YUBAKUMA R, MOUSE R, FRANKLIN M I, HONG S, BELOTAFILLAI D, YUVAKKUMAR R, RAVI G, ISACFRANKLIN M, DHAYALAN V

Electrode catalyst useful for water electrolysis including for oxygen evolution reaction and hydrogen evolution reaction in alkaline seawater, comprises first transition metal foam, and metal double hydroxide/metal oxide mixed layer.

LEE H Y, AMOL Z, AMOL J, LEE H

Purifying raw material of olefin metathesis reaction comprises contacting raw material for olefin metathesis reaction with metal particle mixture to remove catalyst toxic impurities to obtain purified raw material.

HAN Y H, LEE H J, KIM H R, SHIN H K, RO J

Preparing cobalt catalyst useful in electrodes and membrane electrode assembly for water electrolysis, comprises preparing reduced graphene oxide in which cobalt oxide is dispersed, carrying out primary oxidation and secondary oxidation.

PARK S, HAN H, KIM I