Preparation of serine-N,N-diacetic acid and derivatives as complexing agents and detergents containing same

US4973730A · kind A · utility

Assignee

• BASF SE

Inventors

• Richard Baur · Mutterstadt, DE
• Felix Richter · Ludwigshafen, DE
• Stefan Birnbach · Ludwigshafen, DE
• Rolf Fikentscher · Ludwigshafen, DE
• Alfred Oftring · Bad Dürkheim, DE
• Ekhard Winkler · Mutterstadt, DE

Key dates

• Filing date: Apr 4, 1988
• Grant date: Nov 27, 1990
• Expiry date: Apr 4, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/394
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Serine-N,N-diacetic acid and derivatives thereof are prepared in various ways and used in particular as complexing agents, bleaching agent stabilizers and builders in detergents.