Solid textile detergent formulation based on glycin-N, N- diacetic acid derivatives with a highly reduced proportion of other anionic surfactants

US6225278A · kind A · utility

Assignee

• BASF SE

Inventors

• Jürgen Detering · Schifferstadt, DE
• Richard Baur · Mutterstadt, DE
• Werner Bertleff · Viernheim, DE
• Rainer Rahm · Ludwigshafen, DE
• Günter Oetter · Bischofswerda, DE
• Beate Ehle · Ludwigshafen, DE

Key dates

• Filing date: Jan 28, 2000
• Grant date: May 1, 2001
• Expiry date: Jan 28, 2020

Classification

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

Abstract

The invention relates to a solid textile detergent formulation containing (A) 1-60 wt. % inorganic builders based on crystalline or amorphous aluminosilicates, crystalline or amorphous silicates, carbonates and/or phosphates, (B) 1-40 wt. % of one or several glycin-N, N-diacetic acid derivatives of formula (I), wherein R stands for an organic radical and M means hydrogen or a cation, (C) 0-6 wt. % anionic surfactants with one or several sulphate groups, one or several sulphate groups or one or two carboxylate groups and (D) 0.5-50 wt. % non ionic surfactants. ##STR1##