Patent · US Active

Electrostatic ink compositions

US10042278B2 · kind B2 · utility

0Cited by

14References

15Claims

0Family size

Assignee

HP INDIGO B.V. · NL

Inventors

Adi Vinegrad · Nes Ziona, IL
Yaron Grinwald · Gdera, IL
Gil Bar-Haim · Holon, IL
Mirta Perlman · Nes Ziona, IL
Alina Grishman · Rehovot, IL
Danny Feldman · Nes Ziona, IL
Eyal Shelef · Nes Ziona, IL

Key dates

Filing date	Apr 28, 2015
Grant date	Aug 7, 2018
Priority date	—
Expiry date	Apr 28, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG03G15/163
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Herein is disclosed a magenta liquid electrostatic ink composition comprising a carrier liquid; and ink particles comprising a resin, a magenta pigment and a black pigment, wherein the black pigment is present in the composition in an amount of 0.01 to 0.5 wt % by total solids of the composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.