A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/92 (2006.01) A61K 8/365 (2006.01) A61K 8/37 (2006.01) A61K 8/81 (2006.01) A61K 8/89 (2006.01)
Patent
CA 2649274
A solid, substantially clear cosmetic composition having a refractive index of between 1.4-1.6 comprising a partially crystalline polyolefin homopolymer or copolymer wax and a solvent system, wherein the refractive index of the solvent system is matched with the refractive index of the wax. Also contemplated are methods of making the solid, substantially clear composition comprising the steps of (a) mixing the partially crystalline polyolefin homopolymer or copolymer wax within the solvent system and (b) cooling said composition to ambient temperature.
La présente invention concerne une préparation cosmétique solide sensiblement transparente dont l'indice de réfraction est compris entre 1,4 et 1,6 et qui inclut une cire polyoléfinique homopolymère ou copolymère partiellement cristalline et un système de solvants, l'indice de réfraction du système de solvants correspondant à l'indice de réfraction de la cire. La présente invention concerne également des méthodes de fabrication de la préparation solide sensiblement transparente qui comprennent les étapes consistant à : (a) mélanger la cire polyoléfinique homopolymère ou copolymère partiellement cristalline au sein du système de solvants et (b) refroidir ladite préparation à température ambiante.
Castro John
Serrano Milagro
Tabakman Tatyana
Vanderover Garrett
Elc Management Llc
Osler Hoskin & Harcourt Llp
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