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. 13, 2015
Filed:
Dec. 03, 2010
Applicants:
C. Chad Roberts, Hockessin, DE (US);
Waifong Liew Anton, Wilmington, DE (US);
Inventors:
C. Chad Roberts, Hockessin, DE (US);
Waifong Liew Anton, Wilmington, DE (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); C09D 11/322 (2014.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); B41J 2/2107 (2013.01); B41J 2/01 (2013.01);
Abstract
An ink for inkjet is provided for printing, comprising a self-dispersed pigment colorant and certain hydroxyl terminated polyurethanes derived from polyether diols which enhances fastness of the print towards highlighter and finger smudge without compromising jetting performance and storage stability of the ink.