A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/02 (2006.01)
Patent
CA 2391014
The present invention relates to a substantially dry, disposable personal care article comprising: a) a water insoluble substrate comprising a nonwoven layer; and b) a therapeutic benefit component, disposed adjacent to said water insoluble substrate, wherein said component comprises from about 10 % to about 1000 %, by weight of the water insoluble substrate, of a therapeutic benefit composition comprising: 1) a safe and effective amount of anionic polymer; 2) a safe and effective amount of a cationic surfactant; wherein said composition forms a coacervate when said article is exposed to water. These articles have been found to be particularly useful for personal cleansing applications, namely for the skin and hair. Thus, the present invention further relates to methods of cleansing and/or therapeutically treating (e.g., conditioning) skin and hair utilizing the articles of the present invention.
La présente invention concerne un article d'hygiène personnelle jetable sensiblement sec comprenant a) un substrat insoluble dans l'eau pourvu d'une couche non tissée, et b) un composant aux bienfaits thérapeutiques adjacent au substrat insoluble dans l'eau. Ce composant est formé d'environ 10 % à 1000 % en poids du substrat insoluble dans l'eau d'une composition aux bienfaits thérapeutiques comprenant 1) une quantité efficace et sans risques d'un polymère anionique, et 2) une quantité efficace et sans risques d'un surfactant cationique, ladite composition formant un coacervat lorsque ledit article est en contact avec l'eau. Ces articles sont particulièrement utiles dans des applications d'hygiène personnelle, c'est-à-dire pour les soins de la peau et des cheveux. Ainsi, la présente invention concerne également des méthodes de nettoyage et/ou de traitement thérapeutique (par exemple, après-shampooing) de la peau et des cheveux, utilisant les articles de la présente invention.
Beerse Peter William
Smith Edward Dewey III
Gowling Lafleur Henderson Llp
The Procter & Gamble Company
LandOfFree
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