Lipstick containing microencapsulated oils
AssigneeLanvin-Charles of the Ritz, Inc.
InventorsJohn H. Murphy, George Lieberman
Life of this patent
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Abstract
Lipstick formulation comprising oils encapsulated in a water-soluble shell dispersed within an anhydrous base. The anhydrous base comprises a mixture of various waxes, oils and coloring agents. By remoistening the lips, a sustained release of the encapsulated oils is effected which imparts a shiny wet or moist look to the lips.
Claims11
A lipstick formulation comprising oils microencapsulated within a water-soluble shell dispersed within any anhydrous base wherein said anhydrous base comprises a mixture of waxes, oils, and coloring agents and wherein said anhydrous base is present at from about 80% to about 98% by weight of said formulation and said microcapsules are present at from about 2% to about 20% by weight of said formulation.
A lipstick formulation consisting essentially of the following ingredients on a percent by weight basis
- Candelilla wax 13.73 Oleyl alcohol 13.22 Castor oil 13.00 Lanolin alcohol fraction 10.00 Mineral oil 7.50 Synthetic cocoa butter 4.00 Cetyl alcohol 5.00 Liquid lanolin 4.50 Sesame oil 4.50 Petrolatum 4.50 Isopropyl lanolate 3.00 Lanolin 1.50 Squalane 1.00 Ozokerite 1.00 Propyl p-hydroxybenzoate 0.10 Butylated hydroxyanisole 0.02 D & C Red No. 9 1.66 D & C Red No. 27 .78 Iron oxide .49 Fragrance oil .50 Encapsulated mineral oil 10.00
- wherein said encapsulated mineral oil consists essentially of microcapsules having an average particle size of less than 77 microns, a water-soluble dextrin shell, and wherein said shell is present at 70% by weight and said mineral oil core is present at 30% by weight in each microcapsule.
Dependencies are inferred from the claim text.