国家/地区 中国（4）
IPC部 C（4）
IPC大类 C25（4）
IPC小类 C25B（4）
IPC C25B001/04（4）
发明人 CUI X（2） ZHANG Y（2）
公开年 2022（4）
申请年 2022（3） 
专利权人

Micro-arc oxidation electrolytic solution for aluminum alloy surface, comprises main film-forming agent (e.g. potassium silicate), auxiliary film-forming agent (e.g. potassium hydroxide), main colored salt (e.g. ammonium metavanadate), complexing agent (e.g. condensed phosphate), and deionized water.

ZHANG Y, PENG S, QI Y, ZHANG X, CUI X

Preparation of cobalt-nickel base composite material used for hydrogen evolution electrode, involves placing base material into electroplating solution, and forming composite material on surface of base material at preset deposition current density.

WANG F, XIN S

Preparation of nickel-cerium-praseodymium-holmium hydrogen evolution material with high catalytic activity used for hydrogen production, involves pre-treating nickel foam to obtain nickel matrix, and carrying out electrodeposition using aqueous solution containing nickel source.

CUI X, CHEN X, YANG Y, LIU W

Synthesizing transition metal carbide nano-array comprises e.g. growing transition metal oxide with nano-array structure on substrate to obtain transition metal oxide nano-array, processing graphene nanosheets loaded on metal oxide template, and reacting graphene with metal oxide.

XIA X, LI C, ZHANG Y