The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2011
Filed:
Aug. 23, 2005
Jean-pol Boutique, Gembloux, BE;
Walter August Maria Broeckx, Berlare, BE;
Jonathan Richard Stonehouse, Windlesham, GB;
Walter Franciscus Joanna Vanderveken, Wilrijk, BE;
Anna-louise Mcconnachie, Newcastle, GB;
Jean-Pol Boutique, Gembloux, BE;
Walter August Maria Broeckx, Berlare, BE;
Jonathan Richard Stonehouse, Windlesham, GB;
Walter Franciscus Joanna Vanderveken, Wilrijk, BE;
Anna-Louise McConnachie, Newcastle, GB;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
Microcapsule for use in a liquid detergent composition, the microcapsule having a core and a polymeric polyanion-polycation complex shell wherein the polyanion component is capable of gelling in the presence of calcium and has a storage modulus when gelled with 0.05 moles/litre of calcium of less than about 150 Pa at an angular frequency of about 0.5 rad/s and a polyanion concentration of about 3.8% by weight at 25° C. The invention also relates to a process for making the microcapsules, liquid detergents comprising the microcapsules and cleaning methods using the liquid detergents.