Composition and process for the aftertreatment of washed laundry

US4704212A · kind A · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Norbert Schindler · Langenfeld, DE
• Hans Nuesslein · Langenfeld, DE
• Edgar Koeppelmann · Hilden, DE
• Joerg Poethkow · Goldkronach, DE

Key dates

• Filing date: Dec 2, 1985
• Grant date: Nov 3, 1987
• Expiry date: Dec 2, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/3937
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Liquid aftertreatment preparations for laundry having fabric-softening, acidifying and antichlorinating properties which contain, in acidic aqueous solution, hydrogen peroxide or an organic percarboxylic acid, a quaternary ammonium compounds, and hexafluorosilicic acid and/or water-soluble salts thereof, more especially the magnesium salt, as an acidifying agent. Preparations containing magnesium salts of hexafluorosilicic acid are distinguished by particularly high stability of the per compounds.