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:
Jun. 24, 2014
Filed:
May. 22, 2009
Applicants:
Xiaoqing LI, Newark, DE (US);
Tyau-jeen Lin, Chadds Ford, PA (US);
Patrick F. Mcintyre, West Chester, PA (US);
Inventors:
Xiaoqing Li, Newark, DE (US);
Tyau-Jeen Lin, Chadds Ford, PA (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 ...
B41J 2/01 (2006.01); B41J 2/17 (2006.01); B41J 2/175 (2006.01); C08G 18/08 (2006.01); C08G 18/28 (2006.01); C08J 3/00 (2006.01); C08K 3/20 (2006.01); C08L 75/00 (2006.01); C09D 5/00 (2006.01); C09D 11/00 (2014.01); G01D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to urea terminated polyurethane dispersants based on certain diols which have grafted alkyl, aryl or fluoroalkyl substituents, aqueous dispersions of such polyurethanes, the manufacture of the urea terminated polyurethane dispersions and inks containing pigments and/or disperse dyes dispersed with these urea terminated polyurethane dispersants.