Patents Represented by Attorney Erik W. Percz

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  • Fluoropolymer emulsions
    Patent number: 8314037
    Abstract: A fluoropolymer composition comprising monomers copolymerized in the following percentages by weight: (a) from about 20% to about 95% of a fluoroalkyl monomer, or mixture of monomers, (b) from about 5% to about 80% of at least one of: (i) an alkyl (meth)acrylate monomer having a linear, branched or cyclic alkyl group of from about 6 to about 18 carbons; or (ii) one or more ionizable water solvatable monomers; and (c) from about 0.05% to about 2% non-fluorinated polymerizable nanoparticles.
    Type: Grant
    Filed: November 11, 2008
    Date of Patent: November 20, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Gerald Oronde Brown, Peter Michael Murphy, Ying Wang