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:
Mar. 10, 2009
Filed:
Feb. 26, 2003
Norbert Steidl, Kienberg, DE;
Alois Maier, Engelsberg, DE;
Franz Wolfertstetter, Palling, DE;
Wolfgang Hiller, Tübingen, DE;
Rupert Stadler, Mindelheim, DE;
Norbert Steidl, Kienberg, DE;
Alois Maier, Engelsberg, DE;
Franz Wolfertstetter, Palling, DE;
Wolfgang Hiller, Tübingen, DE;
Rupert Stadler, Mindelheim, DE;
Construction Research & Technology GmbH, Trostberg, DE;
Abstract
An aqueous fluoromodified polyurethane system for one- or two-component anti-graffiti and anti-soiling coatings is prepared by (a) preparing a binder component based on an aqueous solution or dispersion of optionally hydroxy- and/or amino-functional oligourethanes and/or polyurethanes having fluorinated side chains, and, optionally, (b) subsequently reacting the binder component with a crosslinker.