Use of cross-linked polyvinylpyrrolidone as a disintegrant in compact, particulate detergents and cleaning agents

US6900165B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Helmut Meffert · Mannheim, DE
• Werner Bertleff · Viernheim, DE
• Michael Kerber · Cleveland Heights, US
• Peter Spang · Sankt Ingbert, DE
• Richard Baur · Mutterstadt, DE
• Marcos Gomez · Princeton, US

Key dates

• Filing date: Mar 9, 2001
• Grant date: May 31, 2005
• Expiry date: Nov 26, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F26/06
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Incorporation of crosslinked polyvinylpyrrolidone in a specific particle composition as a disintegrant in compact particulate laundry detergents or cleaning products, such a particle composition and the compact particulate laundry detergents themselves, a process for preparing such a compact particulate laundry detergents or cleaning products, and a process for preparing specific particle compositions.