Organic compounds -- part of the class 532-570 series – Organic compounds – Carbonate esters
Patent
1994-12-16
1996-06-04
Richter, Johann
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbonate esters
C07C 6800
Patent
active
055234526
ABSTRACT:
The preparation of dimethyl carbonate by reaction of methanol, carbon monoxide and oxygen in the presence of Cu compounds is carried out in distillation units and the water of reaction is removed at least partially from the stripping region or the bottom phase.
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patent: 5142087 (1992-08-01), Joerg et al.
patent: 5233072 (1993-08-01), Kricsfalussy et al.
patent: 5274163 (1993-12-01), Rechner et al.
Chemical Abstracts, vol. 73, 1970, p. 312; CA#14236a: "Dialkyl and diaryl carbonates", J. Tsuji et al.
Bayer's Patent Application (Le A 29 848), 18 pages; "Process for the preparation of dialkyl carbonates"; DE 4,325,651, published Feb. 2, 1995.
Hallenberger Kaspar
Kricsfalussy Zoltan
Steude Heinrich
Traenckner Hans-Joachim
Wagner Wolfram
Ambrose Michael G.
Bayer Aktiengesellschaft
Gerstenzang William C.
Richter Johann
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