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:
Oct. 16, 2018
Filed:
Dec. 04, 2015
3m Innovative Properties Company, St. Paul, MN (US);
Klaus Hintzer, Kastl, DE;
Markus E. Hirschberg, Burgkirchen, DE;
Kai Helmut Lochhaas, Neuotting, DE;
Oleg Shyshkov, Burgkirchen, DE;
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Described herein is method of making a halogenated partially fluorinated compound, comprising: (a) providing a compound having the following structure of formula (I): R—CF═CXY wherein X and Y are independently selected from F and Cl; wherein Ris a fluorinated monovalent group comprising 1 to 10 carbon atoms; (b) contacting the compound with at least one of (i) an iodine or bromine containing salt in the presence of an acid; and (ii) aqueous solution of HZ wherein Z is selected from I and Br to form the halogenated partially fluorinated compound of the formula (II): R'—CFH—CXYZ wherein X and Y are independently selected from F and Cl; Z is selected from I and Br; and R′is a fluorinated monovalent group comprising 1 to 10 carbon atoms.