A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/06 (2006.01) A61K 9/113 (2006.01) A61Q 1/00 (2006.01) A61Q 19/00 (2006.01) B01J 13/00 (2006.01) C08J 3/03 (2006.01)
Patent
CA 2140454
The invention discloses a gelled water/oil/water triple emulsion comprising: (A) a fatty phase comprising at least one wax having a melting point of at least 60 C and forming the primary W/O emulsion with an aqueous phase; (B) a dilution oil; (C) a gelled continuous external aqueous phase comprising at least a gelling agent having a fatty chain of the monoethylene carboxylic acid or acid anhydride copolymer type with 3 to 6 carbon atoms or a fatty chain acrylic ester. In the triple emulsion, the amount of fatty phase from the W/O emulsion is from 1 to 30 % and the amount of wax having a melting point of at least 60 C is from 0.2 to 10 %, based on the total weight of the triple emulsion. Said triple emulsion can be used as a carrier in cosmetic or dermatologically active compositions suitable for use on the skin or hair.
2140454 9402120 L'invention concerne une émulsion triple eau/huile/eau gélifiée comportant: (A) une phase grasse comprenant au moins une cire de point de fusion égal ou supérieur à 60 ·C, constituant avec une phase aqueuse, l'émulsion primaire E/H; (B) une huile de dilution; (C) une phase aqueuse externe continue gélifiée, comprenant au moint un gélifiant à chaîne grasse du type copolymère acide ou anhydride d'acide carboxylique monoéthylénique en C3-C6/ester acrylique à chaîne grasse; émulsion triple dans laquelle la quantité de phase grasse provenant de l'émulsion E/H est comprise entre 1 et 30 % et la quantité de cire(s) de point de fusion égal ou supérieur à 60 ·C, est comprise entre 0,2 et 10 %, sur la base du poids total de l'émulsion triple. L'émulsion triple selon l'invention peut servir de support à des compositions cosmétiques ou dermatologiquement actives pouvant être utilisées sur la peau ou les cheveux.
Nadaud Jean-Francois
Sebillotte Laurence
L'oreal
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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