| abstract |
In this invention, an acid treated, aqueous dispersion is provided that improves the oil and water-repellency of materials. The acid-treated, aqueous dispersion comprises at least one polymer, at least one water-dispersible polyester, water, and at least one acid-generating compound; wherein the polymer comprises repeating units from at least one fluoroalkyl monomer and optionally, at least one ethylenically unsaturated monomer. Articles coated with the acid-treated, aqueous dispersion are also provided. |