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:
Jan. 29, 2013
Filed:
Dec. 09, 2008
Friederike Stollmaier, Rheunmunster, DE;
Bindushree Radhakrishnan, Lake Jackson, TX (US);
Stefano Carlo E Grassini, Pfaffikon, CH;
Jean-luc Roser, Thalwil, CH;
Kenneth W. Skaggs, Lake Jackson, TX (US);
Friederike Stollmaier, Rheunmunster, DE;
Bindushree Radhakrishnan, Lake Jackson, TX (US);
Stefano Carlo E Grassini, Pfaffikon, CH;
Jean-Luc Roser, Thalwil, CH;
Kenneth W. Skaggs, Lake Jackson, TX (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
The present invention discloses polyurethane dispersions based on aliphatic isocyanates which form hard coatings wherein the coatings also have good solvent resistant properties. The enhanced properties of the coatings are achieved by including from 1 to 8 weight percent of a high functional polyol in the polyol formulation for producing the dispersions.