Production of titanium dioxide pigment obtainable by the sulfate process with a narrow particle size distribution

US10160862B2 · kind B2 · utility

Assignee

• Kronos International, Inc. · DE

Inventors

• Volker Juergens · Kirchhundem, DE
• Siegfried Bluemel · Ratingen, DE
• Achim Abdin · Nordenham, DE
• Joerg Friedrich · Leichlingen, DE
• Volker Schmitt · Bammental, DE

Key dates

• Filing date: Jan 20, 2017
• Grant date: Dec 25, 2018
• Expiry date: Jan 20, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2004/84
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a process for producing a titanium dioxide pigment obtainable by the sulfate process with a narrow particle size distribution, the pigment itself, and the use of said pigments in coatings and printing inks.