Patent · US Active

Electrostatic ink compositions

US10591838B2 · kind B2 · utility

0Cited by

11References

17Claims

0Family size

Assignee

HP INDIGO B.V. · NL

Inventors

Olga Kagan · Ashdod, IL
Danny Feldman · Nes Ziona, IL
Rada Nuchimov · Nes Ziona, IL
Yaron Grinwald · Gdera, IL
Shiran Zabar · Nes Ziona, IL
Gleb Romantcov · Nes Ziona, IL

Key dates

Filing date	Mar 18, 2016
Grant date	Mar 17, 2020
Priority date	—
Expiry date	Mar 18, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D11/50
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Disclosed herein is an electrostatic ink composition. The composition may comprise a carrier liquid, which has suspended therein: thermochromic pigment particles having a layer of thermoplastic resin thereon. Method for forming electrostatic ink composition and a substrate having the electrostatic ink composition printed thereon are also disclosed herein.

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