国家/地区 中国（6）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J037/12（7）
发明人 ZHANG Q（2）
公开年 2023（2）
申请年 2020（2）  2022（2） 
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 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

Silver-ruthenium double metal doped graphene catalyst used in synthesis of bisphenol F and 1-phenyl-3-nitrophenyl acetone, comprises graphene carrier loaded with silver and ruthenium nanoparticles having preset diameter in preset mass ratio.

WANG D, HU W, XIA X, LUO L

Flexible graphene oxide composite fiber catalyst preparation for catalyzing p-nitrophenol, involves adopting phosphoric acid intercalation method to pre-oxidize graphite powder, and then stirring and mixing graphite oxide powder.

DANG A, CHEN C, ZHANG Q, LIU X, LI T, ZHUANG Q, ZHAO T, LI H

Extracting tetramethylbenzene by hydrocracking carbon decahydrate based on extractive distillation comprises preparing graphene oxide, mixing e.g. hexadecylamine, dissolving e.g. nickel nitrate in water, extracting and crystallizing.

TAN Y, TAN J, JIANG X

Production method of high-purity pentachlorobenzonitrile, involves stirring graphene oxide and zinc chloride, placing in impregnation tank, adding distilled water, and stirring to form graphene oxide/zinc chloride mixed solution.

MIAO J, WANG J, HUANG Y, WANG C, BAO L

Preparing porous graphene oxide material used as catalyst, comprises preparing graphene oxide sheets, heating graphene oxide suspension containing sheets with base and heating mixture of base-treated graphene oxide sheets and acid.

LOH K P, SU C L