Catalase decomposition of hydrogen peroxide in surfactants

US7575906B2 · kind B2 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Kristie Joyce Bethune · Maineville, US
• Terry Franklin Formyduval · Cincinnati, US
• Jared John Schaefer · Wyoming, US
• Manuel Garcia Venegas · Sharonville, US

Key dates

• Filing date: Mar 5, 2008
• Grant date: Aug 18, 2009
• Expiry date: Mar 5, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C291/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process comprising the steps of continuously adding a catalase enzyme to a process stream, wherein the process stream comprises an amine oxide surfactant and hydrogen peroxide; and mixing the process stream and catalase enzyme.