Title:
ULTRA HIGH SELECTIVE HYDROGENATION CATALYST AND PREPARATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/082195
Kind Code:
A1
Abstract:
A highly selective hydrogenation catalyst for hydrogenating an oxalate to ethylene glycol is disclosed. The catalyst comprises an active component, an auxiliary agent and a carrier. The active component comprises copper or an oxide thereof. The auxiliary agent is a metal selected from the group consisting of Ni, B, Bi, Fe, Ce, Mo, Sn, Co, La, Y, Nd, V and W, an oxide thereof, or a combination thereof. The carrier is selected from the group consisting of silicon, aluminum, zirconium and titanium oxide. Also disclosed is a process for preparing the catalyst.
Inventors:
CHEN CHANGJUN (CN)
Application Number:
PCT/CN2018/111132
Publication Date:
April 30, 2020
Filing Date:
October 22, 2018
Export Citation:
Assignee:
PUJING CHEMICAL IND CO LTD (CN)
International Classes:
B01J23/72; B01J37/03; C07C29/149; C07C31/20
Domestic Patent References:
| WO2018102676A1 | 2018-06-07 |
Foreign References:
| CN102764656A | 2012-11-07 | |||
| CN102649073A | 2012-08-29 | |||
| CN108479798A | 2018-09-04 | |||
| CN103816915A | 2014-05-28 | |||
| CN102218320A | 2011-10-19 |
Attorney, Agent or Firm:
CHANGZHOU BAIYETENGFEI PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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