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US 6,300,445 B1Granted
Fluorocyanate and fluorocarbamate monomers and polymers thereof
AssigneeE. I. Du Pont de Nemours and Company
InventorsMing-Hong Hung, Paul Douglas Brothers, Dewey Lynn Kerbow
Life of this patent
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Abstract
A fluoropolymer comprising fluorinated vinyl ethers having cyanate or carbamate pendant functionality is disclosed. The fluoropolymer may further comprise at least one other fluorinated or non-fluorinated monomer. An article coated with said fluoropolymer is also disclosed.
Claims7
A fluoropolymer comprising monomer units having the formula:
- CF2═CF—Rf—(CH2)n—X
- wherein —X is —OCN or —O—(CO)—NH2, n is 1-3, and Rf is a perfluoroalkyl or perfluoroalkoxy having 1-20 carbon atoms.
Dependencies are inferred from the claim text.