Depth-type filter for killing microorganisms and inactivating viruses which comprises a fibrous material and crospovidone-iodine and its use

US6083408A · kind A · utility

Assignee

• BASF Aktiengesellschaft and Schenk Filterbau GmbH · DE

Inventors

• Jorg Breitenbach · Mannheim, DE
• Bernhard Fussnegger · Edenkoben, DE
• Siegfried Lang · Ludwigshafen, DE
• Dietmar Oechsle · Schwäbisch Gmünd, DE

Key dates

• Filing date: Jun 17, 1996
• Grant date: Jul 4, 2000
• Expiry date: Jun 17, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S264/48
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Shaped articles which are suitable as biocidal depth-type filters and consist of fibrous materials and particles, embedded therein, of crosslinked crospovidone-iodine or crospovidone-hydrogen peroxide.