Patent Number: 8,575,300

Title: Fluoropolymers having diacrylate ends

Abstract: Disclosed herein is a telechelic diacrylate fluoropolymer and a process for manufacture of the fluoropolymer. The diacrylate copolymer is of formula CH.sub.2.dbd.CR'COO--(CH.sub.2).sub.n--R--(CH.sub.2).sub.n--OOCCR- '.dbd.CH.sub.2, wherein R is selected from the group consisting of i) an oligomer comprising copolymerized units of vinylidene fluoride and perfluoro(methyl vinyl ether), ii) an oligomer comprising copolymerized units of vinylidene fluoride and hexafluoropropylene, iii) an oligomer comprising copolymerized units of tetrafluoroethylene and perfluoro(methyl vinyl ether), and iv) an oligomer comprising copolymerized units of tetrafluoroethylene and a hydrocarbon olefin, R' is H or--CH.sub.3, n is 1-4 and wherein said oligomer has a number average molecular weight of 1000 to 25,000 daltons.

Inventors: Hung; Ming-Hong (Wilmington, DE), Ameduri; Bruno (Montpellier, FR), Kostov; Georgi (Burgas, BG)

Assignee: E I du Pont de Nemours and Company

International Classification: C08G 63/78 (20060101)

Expiration Date: 1/05/12017