Process for suppressing the foaming of detergents

US4151127A · kind A · utility

Assignee

• BASF SE

Inventors

• Johannes Perner · Neustadt, DE
• Guenter Frey · Schifferstadt, DE
• Herbert Helfert · Bischofswerda, DE
• Rolf Fikentscher · Ludwigshafen, DE

Key dates

• Filing date: Mar 3, 1978
• Grant date: Apr 24, 1979
• Expiry date: Mar 3, 1998

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/0026
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Certain melamine derivatives are added as anti-foam agents to detergents, cleaners and rinses.