国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C25（4） H01（3）
IPC小类 B01J（5）
IPC B01J023/755（5）
发明人 ZHANG Y（5）
公开年 2022（2）
申请年 2022（2） 
专利权人 WANHUA CHEM .（2）

Metal colloid catalyst useful in electrolyzing water to produce hydrogen or preparing metal zinc-air battery, comprises metal colloid and carbon material carrier, where metal colloid is colloidal nanoparticle solution formed by mixing multi-metal solution and alkali solution.

YIN C, SONG X, LI X, LI Q, ZHANG Y

Catalyst used for preparing beta-carotene from vitamin A triphenylphosphine salt by electrochemistry, is a graphene-supported metal ferrite and a metal oxide catalyst.

ZHANG T, SONG J, SHEN H, JIE J, WANG J, ZHANG Y

Preparing catalyst comprises loading auxiliary agent center on carrier to obtain catalyst precursor A loaded with catalytic active center to obtain catalyst precursor B and covering catalyst precursor B outer surface with protective layer.

YU L, FANG W, DONG J, ZHANG Y, ZHENG B, ZHANG H

Manufacture of graphene-based nano-metal compound array material used as e.g. battery material, involves mixing carbon precursor and metal salt containing zinc chloride, coating resultant on nickel substrate, electrodepositing and heating.

ZHU J, ZHANG Y, HUANG W

Graphene-nickel-iron based hydrotalcite bifunctional oxygen catalyst, prepared by preparing GO-LDH complex by dispersing GO in ethylene glycol, carrying out ultrasonic dispersion and centrifuging.

LIU X, ZHAN T, ZHANG Y, TIAN X, WANG Z