Method for the recovery of perfluorinated sulphonic acid

Details Method for the recovery of perfluorinated sulphonic acid Method for the recovery of perfluorinated sulphonic acid

2006-08-08

2006-08-08

Griffin, Walter D. (Department: 1764)

Chemistry of hydrocarbon compounds

Saturated compound synthesis

By condensation of a paraffin molecule with an olefin-acting...

C585S712000, C585S719000, C203S029000, C502S031000, C526S201000

Reexamination Certificate

active

07087803

ABSTRACT:
Method for the recovery of a perfluorinated sulphonic acid from a viscous organic residue by aqueous extraction of the acid from the residue in presence of a solvent containing aromatic compounds.

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patent: 6340414 (2002-01-01), Hommeltoft
patent: 1 044 963 (2000-10-01), None

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