Title:
METHOD FOR PRODUCING DIALKYL CARBONATE
Document Type and Number:
Japanese Patent JP2002012575
Kind Code:
A
Abstract:
To provide a method for efficiently producing a dialkyl carbonate from CO, O2 and an alcohol.
When producing the dialkyl carbonate by using the carbon monoxide, the oxygen and the alcohol as starting materials, a catalyst comprising (i) a cupric halide and (ii-1) an alkoxide compound of group III to VIII metal in the periodic table, or a catalyst comprising (i) the cupric halide, (ii-2) a halide of group III to VIII metal in the periodic table and (ii-3) at least one compound selected from an alkali metal alkoxide, an alkaline earth metal alkoxide, a quaternary ammonium alkoxide represented by formula (1) : R1R2 R3R4NOR5 (1) and a quaternary phosphonium alkoxide.
Inventors:
TANAKA MASAHIDE
KIMURA TAKAHITO
SHIMODA TOMOAKI
KIMURA TAKAHITO
SHIMODA TOMOAKI
Application Number:
JP2000195029A
Publication Date:
January 15, 2002
Filing Date:
June 28, 2000
Export Citation:
Assignee:
GE PLASTICS JAPAN LTD
International Classes:
B01J31/30; B01J31/38; C07B61/00; C07C68/00; C07C69/96; (IPC1-7): C07C68/00; B01J31/30; B01J31/38; C07C69/96
Attorney, Agent or Firm:
Shunichiro Suzuki (3 others)