Ink jet ink

US8372191B2 · kind B2 · utility

Assignee

• Evonik Carbon Black GmbH · DE

Inventors

• Gerd Tauber · Seligenstadt, DE
• Werner Kalbitz · Rodenbach, DE
• Ralph McIntosh · Hanau, DE
• Christoph Batz-Sohn · Hanau, DE
• Alfons Karl · Hanau, DE

Key dates

• Filing date: Dec 8, 2009
• Grant date: Feb 12, 2013
• Expiry date: Jan 26, 2030

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D11/324
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Ink jet ink containing at least one pigment and at least one oxidized carbon black.The ink jet ink is prepared in a process wherein the pigment is dispersed in at least one solvent, followed by addition of the oxidized carbon black and renewed dispersing.The ink jet ink can be used for printing textiles, metal, foil, film, sheet, glass and paper.