Acidic cleaning compositions self-thickened by a mixture of cationic and nonionic surfactants

US5656580A · kind A · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Michel Jean Carrie · Strombeek-Bever, BE
• Axel Koenig · Wolfsburg, DE
• Eddy Vos · Linden, BE

Key dates

• Filing date: Jun 2, 1995
• Grant date: Aug 12, 1997
• Expiry date: Jun 2, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D1/72
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Acidic cleaning compositions which are self-thickened by a thickening system comprising a mixture of a quaternary ammonium compound cationic surfactant and a nonionic surfactant. The compositions are for hard surface cleaning and are specifically suitable for the removal of limescale.