国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C07（3）
IPC小类 B01J（4）
IPC B01J037/02（4）
发明人 GAO X（4）
公开年 2022（3）
申请年 2022（2） 
专利权人

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

Perfluoropolyether end capping catalyst for forming inert perfluoropolyether, is carbon-based supported catalyst containing metal fluoride such as alkali metal fluoride as active component and carbon-based material carrier, where metal fluoride is loaded on surface and pores of carbon-based material.

GAO X, ZHANG J, LIU Z, LI J, LIU T, WANG J, WANG H

Method for preparing recyclable graphitic carbon nitride/reduced graphene oxide/cotton composite photocatalyst for use in methylene blue dyes, involves dispersing protonated graphitic carbon nitride in deionized water and sonicating, then adding graphene oxide dispersion and stirring.

YANG X, ZHANG X, LIU J, LOU T, GAO X

Method for preparing structured solid acid catalyst by ultrasonic coupling microwave used for preparing ethyl lactate, involves immersing porous material carrier with microwave absorption performance in solution of heteropolyacid, heteropolyacid salt, zirconia, tungsten oxide and niobium oxide.

SHEN H, GAO X, FAN X, JIAO Y, ZHANG J