Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups based on di-, oligo- and polyol ethers

US5977404A · kind A · utility

Assignee

• Huels Aktiengesellschaft · DE

Inventors

• Klaus Kwetkat · Grafenau, DE
• Wolfgang Schröder · Aachen, DE

Key dates

• Filing date: Jun 26, 1997
• Grant date: Nov 2, 1999
• Expiry date: Jun 26, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D1/12
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to amphiphilic compounds of the general formula (I) with at least two hydrophilic and at least two hydrophobic groups based on di, oligo or polyolethers. The amphiphilic compounds of this invention are highly surface active and are suitable as emulsifiers, demulsifiers, detergents, dispersants and hydrotropes for industrial and domestic purposes, e.g. in the fields of metalworking, ore separation, surface treatment, washing and cleaning, cosmetics, medicine and food processing and preparation.