Stabilized liquid tenside preparation comprising enzymes and benzenecarboxylic acid

US8802614B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Petra Siegert · Haan, DE
• Marion Merkel · Cologne, DE
• Hendrik Hellmuth · Darmstadt, DE
• Timothy O'Connell · Fürstenfeldbruck, DE
• Karl-Heinz Maurer · Erkrath, DE

Key dates

• Filing date: Jan 25, 2013
• Grant date: Aug 12, 2014
• Expiry date: Jan 25, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/2082
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A hydrolytic enzyme is to be stabilized in a liquid surfactant preparation. This is achieved by using a component that stabilizes the hydrolytic enzyme and encompasses a multiply substituted benzenecarboxylic acid that has a carboxyl group on at least two carbon atoms of the benzene residue.