Water-based printing ink comprising an aqueous dispersed polyurethane binder and an aqueous dispersed poly(meth)acrylate binder

US10954400B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Paola Romanato · Muttenz, CH
• Bernd Reck · Arnstadt, DE
• Karl Haeberle · Speyer, DE
• Kristina Georgieva · Mannheim, DE
• Arjan Termaten · Assen, NL
• Steven Zijlstra · Zwolle, NL
• Wouter Toutenhoofd · Heerenveen, NL

Key dates

• Filing date: Jun 8, 2016
• Grant date: Mar 23, 2021
• Expiry date: Mar 18, 2038

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F220/1804
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Provided herein is a printing ink comprising at least two binders, at least one pigment, an aqueous carrier, and optional additives, wherein one binder is a specific polyurethane dispersion binder and a further binder is a specific poly(meth)acrylate dispersion binder.