国家/地区 中国（2）
IPC部 B（3）
IPC大类 B01（3） C07（2）
IPC小类 B01J（3）
IPC B01J021/18（3）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人

Synthesizing metal catalyst useful for fuel cell, comprises supporting transition metal on support, heat-treating support and transition metal complex, and oxidizing surface of transition metal complex by supplying oxygen in cooling process.

KWON O, LEE D H, SONG J H, KIM Y

Preparation of 4,4'-diaminodiphenylmethane involves adding formaldehyde or paraformaldehyde into aniline solution, and adding water and graphene catalyst for catalysis.

FENG J, ZHANG Q, DAI Y, CHEN D, MA C, WU M

Preparing high dispersing carbon dioxide hydrogenation catalyst by using copper iron oxide doped graphene oxide as precursor used as carbon dioxide hydrogenation liquid fuel catalyst, comprises e.g. mixing iron salt and copper salt in solvent, and stirring graphene oxide added with suspension.

CAI M, GUO L, SUN S, ZHANG Z, WEI Y