Patent · US Active

Pigmented inkjet ink comprising dispersed polyurethane and olefin ionic copolymer

US10196531B2 · kind B2 · utility

0Cited by

8References

15Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Christian Jackson · Wilmington, US
C. Chad Roberts · Wilmington, US

Key dates

Filing date	Dec 15, 2014
Grant date	Feb 5, 2019
Priority date	—
Expiry date	Apr 6, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D11/322
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present disclosure provides an ink for inkjet printing. The ink contains an aqueous vehicle, a dispersed pigment colorant, a dispersed polyurethane polymer, and a dispersed olefin ionic copolymer. The ink exhibits improved short-term durability.

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