Use of acrylate copolymers as soil antiredeposition agents and soil release agents in laundry processes

US9371504B2 · kind B2 · utility

Assignees

• BASF SE
• Henkel AG & Co. KGaA · DE

Inventors

• Menno Hazenkamp · Riehen, CH
• Frank Oliver Heinrich Pirrung · Ludwigshafen am Rhein, DE
• Dario Perera · Basel, CH
• Paula Barreleiro · Mülheim an der Ruhr, DE
• Christa Junkes · Goldkronach, DE
• Wolfgang von Rybinski · Goldkronach, DE

Key dates

• Filing date: Oct 24, 2012
• Grant date: Jun 21, 2016
• Expiry date: Oct 24, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D2111/12
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to acrylate copolymers as soil antiredeposition agents and soil release agents in laundry processes. Further aspects of the invention are a method for preventing soil redeposition and for easier releasing soil from textiles in laundry processes and detergent formulations containing said acrylate copolymers.