PERSONAL CARE COMPOSITIONS CONTAINING COMPLEXING POLYELECTROLYTES

Compositions of the invention contain, in a cosmetically acceptable aqueous medium, a) a cationic polyelectrolyte, b) at least one surfactant; and (c) from about 0.01 to about 1.2 weight percent of an anionic polyelectrolyte, where the weight ratio of the anionic polyelectrolyte to the cationic poly...

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Bibliographic Details
Main Authors FEVOLA, Michael J, Matthew A. LOHR, Tobias J. FUETTERER
Format Patent
LanguageEnglish
Spanish
Published 21.10.2019
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Summary:Compositions of the invention contain, in a cosmetically acceptable aqueous medium, a) a cationic polyelectrolyte, b) at least one surfactant; and (c) from about 0.01 to about 1.2 weight percent of an anionic polyelectrolyte, where the weight ratio of the anionic polyelectrolyte to the cationic polyelectrolyte is from about 0.05 to about 1.2, and where the composition exhibits a viscosity change that is below a minimum significant-change-threshold (??min) and exhibits no measurable yield stress or increase in yield stress value when compared to a substantially identical composition that does not contain from about 0.01 to about 1.2 weight percent of the anionic polyelectrolyte, at a weight ratio of anionic polyelectrolyte to cationic polyelectrolyte of from about 0.05 to about 1.2. Las composiciones de la invención contienen, en un medio acuoso aceptable cosméticamente, a) un polielectrolito catiónico, b) al menos un surfactante; y c) de aproximadamente 0.01 a aproximadamente 1.2 por ciento en peso de un polielectrolito aniónico, en donde la relación de peso del polielectrolito aniónico al polielectrolito catiónico es de aproximadamente 0.05 a aproximadamente 1.2, y donde la composición presenta un cambio en la viscosidad que está por debajo de un umbral de cambio mínimo significativo (??min) y no presenta límite de fluencia medible o aumento en el valor del esfuerzo de fluencia cuando se compara con una composición sustancialmente idéntica que no contiene de aproximadamente 0.01 a aproximadamente 1.2 por ciento en peso del polielectrolito aniónico, en una relación de peso de polielectrolito aniónico a polielectrolito catiónico de aproximadamente 0.05 a aproximadamente 1.2.
Bibliography:Application Number: MX20170008241