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. 19, 2016
Filed:
Dec. 27, 2012
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
C. Chad Roberts, Hockessin, DE (US);
Christian Jackson, Wilmington, DE (US);
Patrick F. McIntyre, West Chester, PA (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C09D 175/00 (2006.01); C09D 175/04 (2006.01); C08G 18/48 (2006.01); C08G 18/08 (2006.01); C08G 18/38 (2006.01); C08G 18/50 (2006.01); C08G 18/66 (2006.01); C08G 18/73 (2006.01); C08G 18/75 (2006.01); C08G 18/76 (2006.01); C08G 18/28 (2006.01); C08G 18/34 (2006.01); C08G 18/44 (2006.01); C09D 11/102 (2014.01); C09D 11/326 (2014.01);
U.S. Cl.
CPC ...
C09D 175/00 (2013.01); C08G 18/0819 (2013.01); C08G 18/0823 (2013.01); C08G 18/0866 (2013.01); C08G 18/2865 (2013.01); C08G 18/348 (2013.01); C08G 18/3831 (2013.01); C08G 18/3848 (2013.01); C08G 18/3872 (2013.01); C08G 18/44 (2013.01); C08G 18/4854 (2013.01); C08G 18/4858 (2013.01); C08G 18/5024 (2013.01); C08G 18/6659 (2013.01); C08G 18/6692 (2013.01); C08G 18/73 (2013.01); C08G 18/755 (2013.01); C08G 18/765 (2013.01); C09D 11/102 (2013.01); C09D 11/326 (2013.01); C09D 175/04 (2013.01);
Abstract
Aqueous pigment dispersions based on polyurethane dispersants having components capable of interacting with cellulose are described. These components include a heterocycle pendent and or terminal to the polymer chain. The heterocycle is selected based on its Hansen solubility parameters.