Method for recovering fluorinated alkanoic acids from waste waters

Recovery of fluorinated emulsifier acids (I) from waste water involves: (i) stabilizing finely divided solids in the waste water using a surfactant; (ii) binding (I) to an anion exchange resin; and (iii) eluting (I) from the resin.

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Bibliographische Detailangaben
Hauptverfasser:	TILMAN ZIPPLIES, ARMIN BUDESHEIM, BERND FELIX, THOMAS KAISER, STEPHAN FUHRER
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	Recovery of fluorinated emulsifier acids (I) from waste water involves: (i) stabilizing finely divided solids in the waste water using a surfactant; (ii) binding (I) to an anion exchange resin; and (iii) eluting (I) from the resin.