The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 1997
Filed:
Feb. 01, 1996
Applicant:
Inventors:
Sven Ivar Hommeltoft, Hiller.o slashed.d, DK;
Ole Ekelund, Lyngby, DK;
Assignee:
Haldor Topsoe A/S, , DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562113 ;
Abstract
A process for base hydrolysis of a fluorinated sulphonyl fluoride by treatment of the fluoride with at least one mole equivalent of water in a basic solvent for a sufficient time to obtain a salt of a corresponding fluorinated sulphonic acid with the basic solvent and separating the obtained salt from the solution, wherein the basic solvent is selected from the group of tertiary amines.