Process for the production of a storage-stable barium sulphate having good dispersibility

US9481581B2 · kind B2 · utility

Assignee

• Sachleben Chemie GmbH · DE

Inventors

• Sonja Grothe · Bottrop, DE
• Jorg Hocken · Düsseldorf, DE
• Elke Gosch · Krefeld, DE
• Bernd Rohe · Moers, DE
• Peter Ebbinghaus · Herten, DE
• Jens Kohnert · Alpen, DE

Key dates

• Filing date: May 28, 2009
• Grant date: Nov 1, 2016
• Expiry date: Jan 23, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/22
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention concerns a process for the production of a storage-stable barium sulphate, the barium sulphate produced thereby and the use thereof as an additive.