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:
Oct. 25, 2016
Filed:
Sep. 23, 2010
Applicants:
Dennis Z. Guo, San Diego, CA (US);
Stephen Horvath, San Diego, CA (US);
Inventors:
Dennis Z. Guo, San Diego, CA (US);
Stephen Horvath, San Diego, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/21 (2006.01); C09D 11/30 (2014.01); C09D 7/12 (2006.01);
U.S. Cl.
CPC ...
C09D 11/30 (2013.01); B41J 2/2107 (2013.01); C09D 7/1266 (2013.01); C09D 7/1275 (2013.01); Y10T 29/49401 (2015.01);
Abstract
An ink jet ink with high structure pigment particles can include a liquid vehicle, high structure pigment particles dispersed in the liquid vehicle at from about 0.2 wt % to about 5.0 wt %, and a polyurethane binder present in the liquid vehicle at from about 0.2 wt % to about 5.0 wt %. The high structure pigment particles can have polymer dispersant adsorbed onto a surface thereof, a DBP absorption value at a minimum of about 75 ml/100 g, and a surface area of about 200 m/g to about 2000 m/g.