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:
Jul. 10, 2012
Filed:
Oct. 14, 2008
Applicants:
Ming-hong Hung, Wilmington, DE (US);
Sheng Peng, Hockessin, DE (US);
Inventors:
Ming-Hong Hung, Wilmington, DE (US);
Sheng Peng, Hockessin, DE (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 16/24 (2006.01); C07C 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are novel fluoroolefins of formula Rf—O—(CFCF)(CHCF)—CH═CH, wherein n is 1 or 2, m is 0 or 1 and Rf is a C-Cfluoroalkyl or fluoroalkoxy group. The fluoroolefins may be oxidized to manufacture fluorinated carboxylic acids. Also disclosed are fluoropolymers comprising copolymerized units of the fluoroolefins of the invention and at least one other fluoromonomer.