Title:
PROCESS FOR PRODUCING CARBONIC DIESTER
Document Type and Number:
WIPO Patent Application WO/1994/011335
Kind Code:
A1
Abstract:
A process for producing a carbonic diester by the catalytic reaction of carbon monoxide with a nitrous ester in the presence of a solid catalyst, characterized by adding a minute amount of a chloroformic ester to the feedstock gas comprising carbon monoxide and a nitrous ester, whereby the catalyst can be kept in a highly activated state for long and can provide the objective diester at a high reaction velocity and a high selectivity stably for long.
Inventors:
MANADA NORIAKI (JP)
KURAFUJI TOSHIO (JP)
YAMAMOTO YASUSHI (JP)
MURAKAMI MASATO (JP)
KURAFUJI TOSHIO (JP)
YAMAMOTO YASUSHI (JP)
MURAKAMI MASATO (JP)
Application Number:
PCT/JP1993/001610
Publication Date:
May 26, 1994
Filing Date:
November 05, 1993
Export Citation:
Assignee:
UBE INDUSTRIES (JP)
MANADA NORIAKI (JP)
KURAFUJI TOSHIO (JP)
YAMAMOTO YASUSHI (JP)
MURAKAMI MASATO (JP)
MANADA NORIAKI (JP)
KURAFUJI TOSHIO (JP)
YAMAMOTO YASUSHI (JP)
MURAKAMI MASATO (JP)
International Classes:
B01J23/89; C07B61/00; C07C68/00; C07C69/96; B01J21/18; (IPC1-7): C07C69/96; C07C68/00
Foreign References:
| JPH04139153A | 1992-05-13 | |||
| JPH0489458A | 1992-03-23 | |||
| JPS60181051A | 1985-09-14 | |||
| JPH04297444A | 1992-10-21 |
Other References:
See also references of EP 0623584A4
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