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:
Sep. 01, 2006
Applicants:
Friederike Stollmaier, Rheunmunster, DE;
Dwight D. Latham, Clute, TX (US);
Michael J. Elwell, Gambsheim, FR;
Debkumar Bhattacharjee, Lake Jackson, TX (US);
Bedri Erdem, Midland, MI (US);
Inventors:
Friederike Stollmaier, Rheunmunster, DE;
Dwight D. Latham, Clute, TX (US);
Michael J. Elwell, Gambsheim, FR;
Debkumar Bhattacharjee, Lake Jackson, TX (US);
Bedri Erdem, Midland, MI (US);
Assignee:
DowGlobal Technologies Inc., Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to polyurethane dispersions which develop high hardness and form coating films at room temperature. The dispersions are prepared from prepolymers containing prepolymers containing a polyol or polyol blend having specified equivalent weight and polyisocyanate to polyol molar ratio.