Title:
CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/027109
Kind Code:
A1
Abstract:
The present invention relates to a catalyst, a preparation method therefor and use thereof, and belongs to the field of catalysts. The catalyst comprises a metal-based active component and a surface metal oxide active component, wherein the metal-based active component comprises at least one of a nickel-based catalyst or a cobalt-based catalyst, and the surface metal oxide active component comprises at least one of a tungsten oxide or a molybdenum oxide deposited on a surface of the metal-based active component. The catalyst may be used for the preparation of a multi-stage amine, which is simple to operate. The catalyst has a high activity in the reductive amination reaction, high safety, high selectivity and good stability; the catalyst can be repeatedly used many times; the catalyst is also beneficial to improving the quality and the quality stability of products and reducing the process cost; moreover, the catalyst has low modification cost, which is beneficial to large-scale production.
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Inventors:
ZHENG NANFENG (CN)
RUAN PENGPENG (CN)
LIU SHENGJIE (CN)
CHEN JIE (CN)
RUAN PENGPENG (CN)
LIU SHENGJIE (CN)
CHEN JIE (CN)
Application Number:
PCT/CN2023/071294
Publication Date:
February 08, 2024
Filing Date:
January 09, 2023
Export Citation:
Assignee:
UNIV XIAMEN (CN)
International Classes:
B01J23/75; B01J23/882; B01J35/00; B01J37/18; C07C209/78
Foreign References:
| CN103586044A | 2014-02-19 | |||
| CN101362200A | 2009-02-11 | |||
| CN108212146A | 2018-06-29 | |||
| DE102011085903A1 | 2012-05-24 | |||
| EP0177102A1 | 1986-04-09 | |||
| EP2995607A1 | 2016-03-16 | |||
| US20110137029A1 | 2011-06-09 |
Attorney, Agent or Firm:
GUANGDONG JINTAI ZHIHUI PATENT & TRADEMARK AGENCY (GENERAL PARTNERSHIP) (CN)
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