Non-noble metal catalyst for catalytic wet oxidation and its preparation method
Title:
Non-noble metal catalyst for catalytic wet oxidation and its preparation method
Application Number:
00129947
Application Date:
2000/10/20
Announcement Date:
2001/04/25
Pub. Date:
Publication Number:
1292304
Announcement Number:
1095447
Grant Date:
Granted Pub. Date:
2002-12-4
ApplicationType:
Invention
State/Country:
11[China|beijing]
IPC:
B01J 23/10, C02F 1/64
Applicant(s):
Qinghua Univ.
Inventor(s):
Jiang Zhanpeng, Tan Yajun, Fu Hongxiang
Key Words:
Non-noble metal catalyst, catalytic wet oxidation, preparation method
Abstract:
The composition of non-nobile metal catalyst for catalytic wet oxidation is formed from active component CeO2 (60-90%), TiO2 (5-36%) and electronic adjuvant Bi2O3 (4-15%). Its preparation method includes the following steps: firstly, dissolving raw materials in water or nitric acid, dropping ammonia water in the obove-mentioned liquid mixture, and controlling pH value, heating and stirring, standing still and precipitating, centrifugal cleaning, drying and roasting so as to obtain the invented product. Said invented product possesses excellent stability, and its cost is greatly reduced.
Claim:
Priority:
PCT:
LegalStatus:

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