国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J027/24（2）
发明人 ZHANG Q（4）
公开年 2022（2） 2023（2）
申请年 2022（4）
专利权人

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 catalyst used for preparing vanillic aldehyde and 4-methyl guaiacol, involves mixing metal nickel salt, cobalt salt, carbon source, and amine source in solvent in certain proportion, heating, stirring to form uniform jelly, and drying jelly to obtain the catalyst precursor.

CHEN L, ZHANG Q, ZHANG X, MA L, LIU J

Preparation of alkali metal modified nickel-tin material for catalyzing ethanol aqueous phase to synthesize carbon products, involves preparing mixed solution using e.g. alkali metal citrate, adding nickel and tin salt, heat-stirring, drying, grinding, and pyrolyzing.

LIAO J, QIU S, WU X, ZHANG Q, LING Y, WANG T

Preparation of 4'-methyl-2-cyanobiphenyl involves adding 2-cyanochlorobenzene, 4-methylchlorobenzene, toluene, and catalyst to reactor, filling reactor with inert gas, and reacting at specified temperature.

LIU S, RONG R, JIANG S, ZHENG G, ZHANG Q, GAO L