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US 5,310,838 AGranted
Functional fluoropolymers
AssigneeE. I. Du Pont de Nemours and Company
InventorsMing-Hong Hung, Paul R. Resnick
Life of this patent
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Abstract
Repeat units having pendant functional groups increase the solubility of polymers containing repeat units of perfluoro-2,2-dimethyl-1,3-dioxole.
Claims8
Fluoropolymer comprising repeat units of perfluoro-2,2-dimethyl-1,3-dioxole and the repeat unit ##STR2## wherein X is (CH.sub.2).sub.p --O--COR or COOR and m=0-20, n=1-10, p=1-4, and R is alkyl having 1-6 carbon atoms or phenyl.
Dependencies are inferred from the claim text.