Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 7, 2007
Patent Application Number
11088370
Date Filed
March 24, 2005
Patent Primary Examiner
Patent abstract
A fluorocarboxylic acid preparation process which includes hydrolyzing fluorocarboxylic acid fluoride in the presence of an aqueous sulfuric acid solution to form a reaction product containing a fluorocarboxylic acid and hydrogen fluoride (present as hydrofluoric acid); and removing at least some of the hydrogen fluoride from the reaction product by washing the reaction production with aqueous sulfuric acid solution. The hydrolyzing and washing are carried out at a temperature at which the fluorocarboxylic acid is a liquid.
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