Patent ID: 6991781
Filing Date: 2006-01-31
Classification: A61K,A61Q

Abstract:
1. A treatment composition, comprising: i) an aqueous continuous phase; ii) a reactive component comprising a reactive agent comprising a compound comprising a reactive group, the reactive group being a protected thiol reactive group having the formula  where R is a mono or multivalent cosmetically active functional group, wherein R is a functional group selected from the group consisting of, skin conditioning agents, hair conditioning agents, hair repair agents, hair styling agents, hair dyes, scalp treatment agents, anti-inflammatory compounds, antioxidants, perfumes, oral care actives, skin moisturizers, pharmaceutical agents, antidandruff agents, moisturizers, humectants, pearlescent and/or opacifying materials, nail actives such as enamel and polish, eyelash actives and mascara, antiperspirant and deodorant actives, anti-acne actives, odor control actives, fluorescent actives, bleaching agents, enzymes, antibodies, dispersing aids, emollients, stabilizers, anti-static agents, anti-seborrhea agents, and mixtures thereof, S is sulfur, Pr is a protecting group, wherein the protecting group is selected from the group consisting of heterocyclic protecting groups, sp iii) a cationic surfactant comprising a quaternary ammonium halide wherein the cationic surfactants emulsify the reactive component in the aqueous phase to form bi-layer emulsion wherein the composition further comprises cholesterol wherein the ratio of cholesterol to cationic surfactant ranges from about 0.5:1.0 to about 1.5:1.0.