EP 2903960 A1 20150812 - METHOD FOR PROCESSING FLUORIC ACID
Title (en)
METHOD FOR PROCESSING FLUORIC ACID
Title (de)
VERFAHREN ZUR VERARBEITUNG VON FLUORSÄURE
Title (fr)
PROCEDE DE TRAITEMENT D'ACIDE FLUORE
Publication
Application
Priority
- FR 1259372 A 20121003
- EP 2013069267 W 20130917
Abstract (en)
[origin: WO2014053312A1] The present invention relates to a method for processing an aqueous solution containing a salt of an organic compound including at least one acid function and at least one fluorine atom, or fluoric acid, by reaction between said salt and at least one Bronsted acid and an alcohol in the presence of an organic solvent solubilizing the resulting product, wherein said organic solvent consists of at least one dual-phase liquid/liquid reaction medium with the aqueous solution.
IPC 8 full level
C07C 67/08 (2006.01); C07C 51/02 (2006.01); C07C 51/493 (2006.01); C07C 53/18 (2006.01); C07C 67/58 (2006.01); C07C 69/63 (2006.01)
CPC (source: EP US)
C07C 51/02 (2013.01 - EP US); C07C 51/493 (2013.01 - EP US); C07C 67/08 (2013.01 - EP US); C07C 67/58 (2013.01 - EP US)
C-Set (source: EP US)
Citation (examination)
- JP S5826843 A 19830217 - SUMITOMO CHEMICAL CO
- US 6720447 B1 20040413 - DITRICH KLAUS [DE], et al
- See also references of WO 2014053312A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
FR 2996147 A1 20140404; FR 2996147 B1 20150529; CA 2886790 A1 20140410; CN 104684884 A 20150603; CN 104684884 B 20180206; EP 2903960 A1 20150812; IN 2362DEN2015 A 20150904; JP 2015533823 A 20151126; US 2015232408 A1 20150820; US 9394225 B2 20160719; WO 2014053312 A1 20140410
DOCDB simple family (application)
FR 1259372 A 20121003; CA 2886790 A 20130917; CN 201380052066 A 20130917; EP 13762846 A 20130917; EP 2013069267 W 20130917; IN 2362DEN2015 A 20150323; JP 2015534950 A 20130917; US 201314429442 A 20130917