Catalytically coated diesel particle filter, process for producing it and its use

US7922987B2 · kind B2 · utility

Assignee

• UMICORE AG & CO. KG · DE

Inventors

• Markus Koegel · Brohl, DE
• Marcus Pfeifer · Mannheim, DE
• Gerald Jeske · Neuberg, DE
• Frank-Walter Schuetze · Haibach, DE
• Stéphanie Frantz · Soest, DE
• Thomas Kreuzer · Karben, DE

Key dates

• Filing date: Aug 17, 2007
• Grant date: Apr 12, 2011
• Expiry date: Aug 17, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S502/514
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A diesel particulate filter with an oxidation catalyst comprising platinum and palladium deposited thereon is described. Addition of HC storage components to the oxidation catalyst allows the conversion of hydrocarbons and carbon monoxide to be improved significantly.