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:
Apr. 13, 1999
Filed:
Dec. 23, 1996
Applicant:
Inventors:
Assignee:
Solvay Fluor und Derivate GmbH, Hannover, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
570168 ;
Abstract
The addition of hydrogen fluoride to unsaturated C--C groups and the chlorine-fluorine exchange on perhalogenated carbon atoms can be advantageously catalyzed by a catalyst mixture which comprises at least partially fluorinated titanium halide in combination with tin (IV) halide.