国家/地区 中国（5）
IPC部 B（5） C（5）
IPC大类 B01（5） C07（5）
IPC小类 B01J（5）
IPC B01J037/34（5）
发明人 LI X（2）
公开年 2018（2） 2021（2）
申请年 2017（2）  2020（2） 
专利权人

Ultrasonically assisted preparation of oxygen-enriched defect graphene encapsulated metal nickel catalyst for synthesizing 4-aminoindole, involves adding nickel salt and organic ligand in solvent and performing hydrothermal reaction, followed by performing ultrasonic reflux treatment on precursor.

LI X, YAO Y, YAN W, LU C

Synthesizing 3-descarbamoyl cefuroxime acid by using graphene-supported copper catalyst involves adding furan ammonium salt and 7-aminocephalosporanic acid undergo amidation reaction under action of graphene-supported copper catalyst.

LIANG H, LIU M, ZHU W, XIE B

Preparing 2,5-diformylfuran through three-step cascade reaction of glucose involves adjusting pH in glucose solution and adding heterogeneous Lewis acid catalyst to react to obtain fructose solution.

LEI J, CAI Z, WANG Z, LI X, LI K

Preparing benzotriazole ultraviolet absorbing agent involves reacting azo derivative (I) and alkali, dissolving in solvent, adding raw material solution into reaction device, adding ferric oxide/graphene catalyst to raw material liquid.

LI H, LIU G

Preparation of catalyst with graphene oxide by uniformly dispersing graphene oxide into ethanol, ultrasonically stirring to form graphene oxide suspension, grinding ferroferric oxide, adding diluted nitric acid and stirring.

ZHU Y, SHAO R