Coarse support silica particles

US10752510B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Claus-Peter Drexel · Neu-Isenburg, DE
• Frank Haselhuhn · Hanau, DE
• Frank Heindl · Rodenbach, DE
• Ralf Rausch · Alzenau, DE
• Guenter Stein · Nidderau, DE

Key dates

• Filing date: Mar 14, 2011
• Grant date: Aug 25, 2020
• Expiry date: Jun 12, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2982
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.