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. 16, 2019
Filed:
Apr. 27, 2016
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
Michael Stephen Wolfe, Wilmington, DE (US);
Charles T. Berge, Earleville, MD (US);
Loretta L. Tam, Hockessin, DE (US);
Cullen Kirkpatrick, Phoenixville, PA (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 67/00 (2006.01); C09D 11/326 (2014.01); C09B 67/46 (2006.01); C09D 11/10 (2014.01); C09D 11/322 (2014.01); C09D 11/324 (2014.01); C09D 17/00 (2006.01); C09C 1/56 (2006.01); C08L 33/08 (2006.01); C08L 67/00 (2006.01); C08L 75/04 (2006.01); C09D 11/38 (2014.01);
U.S. Cl.
CPC ...
C09B 67/0088 (2013.01); C08L 33/08 (2013.01); C08L 67/00 (2013.01); C08L 75/04 (2013.01); C09B 67/009 (2013.01); C09C 1/565 (2013.01); C09D 11/10 (2013.01); C09D 11/322 (2013.01); C09D 11/324 (2013.01); C09D 11/326 (2013.01); C09D 11/38 (2013.01); C09D 17/001 (2013.01); C09D 17/003 (2013.01); C09D 17/005 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2004/64 (2013.01);
Abstract
This invention pertains to self-dispersing pigment dispersions. The self-dispersing pigments are modified with a multivalent cation and an anionic polymer.