Liquid detergent composition comprising an external structuring system comprising a bacterial cellulose network

US7994111B2 · kind B2 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Marco Caggioni · Cincinnati, US
• Rafael Ortiz · Milford, US
• Freddy Arthur Barnabas · Sharonville, US
• Raul Victorino Nunes · Loveland, US
• Janine A. Flood · Cincinnati, US
• Francesc Corominas · Grimbergen, BE

Key dates

• Filing date: Feb 13, 2009
• Grant date: Aug 9, 2011
• Expiry date: Oct 3, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D17/0026
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A structured liquid detergent composition in the form of a liquid matrix made up of an external structuring system of a bacterial cellulose network; water; and surfactant system including an anionic surfactant; a nonionic surfactant; a cationic surfactant; an ampholytic surfactant; a zwitterionic surfactant; or mixtures thereof, wherein said liquid matrix has a yield stress of from about 0.003 Pa to about 5.0 Pa at about 25° C. and provides suitable particle suspension capabilities and shear thinning characteristics.