国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C07（3）
IPC小类 B01J（5）
IPC B01J037/16（5）
发明人
公开年 2023（5）
申请年 2023（3）  2022（2） 
专利权人

Preparing catalyst used for generating singlet oxygen by targeting activated persulfate by dissolving aniline and ammonium persulfate in hydrochloric acid solution, freezing ammonium persulfate solution, pouring graphene oxide solution, filtering, washing and drying and performing thermal reduction.

ZHAI H, WANG R, JI M

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 graphene-loaded copper-zinc-aluminum catalyst for reaction of synthesis gas to methanol, involves dissolving polyvinyl pyrrolidone-grafted graphene, adding soluble salts of copper, zinc and aluminum, heating, adding reducing agent, aging, and calcining.

CHEN Z, YUE W, WANG 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

Producing o-xylene comprises e.g. catalyzing 3-nitro-o-xylene by hydrogenation catalyst to generate 3-amino-o-xylene, hydrogenating into o-xylene and ammonia gas under catalytic action of hydrogen decomposing catalyst, absorbing ammonia gas by acid solution, and obtaining high-purity o-xylene.

JIA X, GAO X, FANG X, PAN Y, LIU X, XIE P, XUN Q, YAN C