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:
Feb. 22, 1983
Filed:
Jun. 18, 1981
Louis G Anello, Hamburg, NY (US);
Michael Van Der Puy, Cheektowaga, NY (US);
Martin A Robinson, East Amherst, NY (US);
Richard E Eibeck, Orchard Park, NY (US);
Allied Corporation, Morristown, NJ (US);
Abstract
A process for the preparation of trifluoroacetyl fluoride is disclosed, which comprises reacting, in the liquid phase, hexafluorothioacetone dimer in an aprotic solvent with at least a catalytic amount of an alkali metal fluoride in the presence of an oxidizing agent selected from the group consisting of Ag.sub.2 O, oxides of Pb, Sn, Ni, Co and Fe and M.sub.2 S.sub.2 O.sub.8 wherein M is an alkali metal. The preferred aprotic solvent is dimethylformamide; the preferred alkali metal fluoride is KF; and the preferred oxidizing agents are NiO, PbO.sub.2, and M.sub.2 S.sub.2 O.sub.8 wherein M is Na or K.