国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C02（2） C07（2）
IPC小类 B01J（4）
IPC C02F001/30（2） C02F001/72（2） C07C015/08（2）
发明人 LIU X（4）
公开年 2023（4）
申请年 2023（4）
专利权人 WEIFANG HONG.（2）

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

Preparing high-purity m-xylene comprises e.g. contacting the mixed xylene with the adsorbent, discharging the raffinate, then contacting the desorbent with the adsorbed adsorbent, mixing the first part of m-xylene with the second part of m-xylene, cooling, crystallizing, and washing.

XIE P, YAN C, MENG L, FANG X, PAN Y, LI Z, XU X, LIU X

Preparation of T-type Fenton catalyst in which ferric oxide and iron oxychloride crystals coexist for processing organic wastewater, involves adding graphene powder and ferric chloride, grinding, and calcining for solid-phase synthesis.

MA Y, LIU X, LI Y, YUE D, SHI G

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