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:
Feb. 01, 2000
Filed:
Dec. 27, 1996
Waifong Liew Anton, Wilmington, DE (US);
Milan Bohuslav Bednarek, Wilmington, DE (US);
Robert Paul Held, Newark, DE (US);
Sheau-Hwa Ma, Chadds Ford, PA (US);
Joseph Edward Reardon, Wilmington, DE (US);
Arthur Charles Shor, Concordville, PA (US);
Harry Joseph Spinelli, Wilmington, DE (US);
Soodabeh Tronson, San Carlos, CA (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Inks for ink jet printers containing an aqueous carrier medium; a pigment; a polymeric dispersant; and an emulsion polymer additive stabilized with a structured polymer are stable, have low viscosity, exhibit excellent print quality, provide excellent smear resistance after drying, have good decap and crusting time, and also demonstrate good charging stability when used in continuous flow printers.