Patent · US Active

Liquid electrophotographic inks

US10591840B2 · kind B2 · utility

0Cited by

7References

12Claims

0Family size

Assignee

HP INDIGO B.V. · NL

Inventors

Michael Kokotov · Rehovot, IL
Gregory Katz · Seattle, US
Yaron Grinwald · Gdera, IL
Pavel Sandik · Nes Ziona, IL

Key dates

Filing date	Apr 6, 2016
Grant date	Mar 17, 2020
Priority date	—
Expiry date	Apr 6, 2036

Classification

Technology area (CPC G)Physics
CPC primaryG03G9/13
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A liquid electrophotographic (LEP) ink can include a liquid ink vehicle, a conductive toner including a conductive pigment and a polymeric binder, and a charge director. The liquid electrophotographic ink can have a conductivity of from 150 to 2000 picoSiemens.

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