Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stephen H. Harris0
Date of Patent
August 7, 2007
0Patent Application Number
111900840
Date Filed
July 26, 2005
0Patent Primary Examiner
Patent abstract
Esters are formed by reaction of acetic anhydride with tertiary butyl or tertiary anyl alcohol in the presence of tertiary amine catalyst such as DMAP or NMI catalyst and acetic acid in amount sufficient to present catalyst degradation; in preferred practice a mixed acetic anhydride and acetic acid stream is recycled to the esterfication.
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