Use of granular materials based on pyrogenically produced silicon dioxide in pharmaceutical compositions

US7815936B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Steffen Hasenzahl · Hanau, DE
• Jurgen Meyer · Aschaffenburg, DE
• Jürgen Heym · Weil am Rhein, DE

Key dates

• Filing date: Oct 28, 2002
• Grant date: Oct 19, 2010
• Expiry date: Apr 7, 2024

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J20/28057
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The use of granular materials based on pyrogenically produced silicon dioxide in pharmaceutical compositions, the pharmaceutical compositions per se, as well as an adsorbate consisting of the granular material and at least one further substance selected from pharmaceutical active constituents and auxiliary substances, and the production of such adsorbates, are described.