Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazuhiro Onishi0
Tomonari Watanabe0
Nobuhisa Miyake0
Akihiro Sato0
Date of Patent
January 26, 2010
0Patent Application Number
105628140
Date Filed
June 25, 2004
0Patent Primary Examiner
Patent abstract
A method for producing an aromatic carbonate, comprising:(1) performing a reaction between an organometal compound and carbon dioxide to obtain a reaction mixture containing a dialkyl carbonate formed by the reaction,(2) separating the dialkyl carbonate from the reaction mixture to obtain a residual liquid,(3) reacting the residual liquid with an alcohol to form at least one organometal compound and form water and removing the water from the organometal compound, and(4) reacting the dialkyl carbonate separated in step (2) with an aromatic hydroxy compound to obtain an aromatic carbonate.
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