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:
Apr. 05, 2011
Filed:
Jun. 08, 2009
Kathleen A. Koziski, Lansdale, PA (US);
Gary R. Larson, Hatfield, PA (US);
William J. Rosano, Hatboro, PA (US);
Aurelia DE Las Cuestas Sheppard, Newtown, PA (US);
Kathleen A. Koziski, Lansdale, PA (US);
Gary R. Larson, Hatfield, PA (US);
William J. Rosano, Hatboro, PA (US);
Aurelia de las Cuestas Sheppard, Newtown, PA (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
The present invention provides compositions that enable excellent hardness in coating applications, the compositions containing one or more copolymer having as copolymerized units one or more acrylic monomer with a phosphorus acid-functional group, a polymeric side chain containing multi-acid functional groups, a salt thereof, or a combination thereof, one or more polyurethane dispersion made from a high molecular weight polyol, and one or more coalescent having a normal boiling point of 190° C. or higher. The compositions may be ambient curable.