The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 13, 2010
Filed:
May. 25, 2006
Klaus Hintzer, Kastl, DE;
Michael Jürgens, Neuoetting, DE;
Harald Kaspar, Burgkirchen, DE;
Herbert Koenigsmann, Burgkirchen, DE;
Kai Helmut Lochhaas, Neuoetting, DE;
Andreas R. Maurer, Langenneufnach, DE;
Werner Schwertfeger, Altoetting, DE;
Tilman Zipplies, Burghausen, DE;
Ludwig Mayer, Burgkirchen, DE;
Michael C. Dadalas, Eggenfelden, DE;
George G. I. Moore, Afton, MN (US);
Jay F. Schulz, Inver Grove Heights, MN (US);
Richard M. Flynn, Mahtomedi, MN (US);
Klaus Hintzer, Kastl, DE;
Michael Jürgens, Neuoetting, DE;
Harald Kaspar, Burgkirchen, DE;
Herbert Koenigsmann, Burgkirchen, DE;
Kai Helmut Lochhaas, Neuoetting, DE;
Andreas R. Maurer, Langenneufnach, DE;
Werner Schwertfeger, Altoetting, DE;
Tilman Zipplies, Burghausen, DE;
Ludwig Mayer, Burgkirchen, DE;
Michael C. Dadalas, Eggenfelden, DE;
George G. I. Moore, Afton, MN (US);
Jay F. Schulz, Inver Grove Heights, MN (US);
Richard M. Flynn, Mahtomedi, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A coating composition having (i) an aqueous dispersion of fluoropolymer particles comprising a non-melt processible polymer of tetrafluoroethylene, (ii) a fluorinated surfactant, (iii) a non-ionic non-fluorinated surfactant and (iv) a non-fluorinated polymer, wherein the fluorinated surfactant is selected from fluorinated carboxylic acids or salts thereof of the general formula (I):[R—O-L-COO]X  (I)wherein L represents a linear partially or fully fluorinated alkylene group or an aliphatic hydrocarbon group, Rrepresents a linear partially or fully fluorinated aliphatic group or a linear partially or fully fluorinated aliphatic group interrupted with one or more oxygen atoms, Xrepresents a cation having the valence i and i is 1, 2 or 3.