国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J037/16（2）
发明人
公开年 2023（2）
申请年 2022（2）
专利权人

Preparation of nitrogen-phosphorus-doped graphene perovskite lanthanum nickel oxide catalyst for preparing hydrogen, involves ultrasonically-dispersing graphene oxide in water, adding e.g. ammonium dihydrogen phosphate, stirring, reacting, cooling, filtering, and washing.

ZOU C, JIA L

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