国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC
发明人 GAO X（2）
公开年 2023（2）
申请年 2023（2）
专利权人

Preparing niobium pentoxide/graphene composite photocatalyst comprises preparing glutamic acid functionalized graphene quantum dots, compounding glutamic acid-functionalized graphene quantum dots with graphene oxide, and then compounding with niobium pentoxide nanoparticles.

XU J, GAO X, GONG J, DING Z, SHI J, LIU X, LI R

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