Title:
DIMETHYLBENZYL ALCOHOL HYDROGENOLYSIS CATALYST AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/126825
Kind Code:
A1
Abstract:
A dimethylbenzyl alcohol hydrogenolysis catalyst and a preparation method therefor, the catalyst comprising: 30-70 wt% CuO, 5-30 wt% MnO2, 0.5-15 wt% MgO, 10-50 wt% SAPO-11, 10-40 wt% SiO2, 0.01-0.5 wt% PdO, 0.01-0.5 wt% PtO2, and 0.05-2.0 wt% WO3. The catalyst has excellent activity and selectivity when used in the hydrogenolysis of dimethylbenzyl alcohol for preparing cumene, and also has low costs, good anti-liquid performance, and high mechanical stability.
Inventors:
LI ZUOJIN (CN)
YANG DONGLIN (CN)
WANG LEILEI (CN)
ZHAN JISHAN (CN)
SHA YU (CN)
YU HAIBO (CN)
SUN KANG (CN)
LI YUAN (CN)
YANG DONGLIN (CN)
WANG LEILEI (CN)
ZHAN JISHAN (CN)
SHA YU (CN)
YU HAIBO (CN)
SUN KANG (CN)
LI YUAN (CN)
Application Number:
PCT/CN2021/073011
Publication Date:
June 23, 2022
Filing Date:
January 21, 2021
Export Citation:
Assignee:
WANHUA CHEMICAL GROUP CO LTD (CN)
International Classes:
C07C1/20; B01J23/89; C07C15/085
Foreign References:
| CN110813319A | 2020-02-21 | |||
| CN102463121A | 2012-05-23 | |||
| CN104230640A | 2014-12-24 | |||
| CN101733093A | 2010-06-16 | |||
| CN110075857A | 2019-08-02 | |||
| JP2009155245A | 2009-07-16 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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