US2001006088A1PendingUtilityA1

Multilayered foaming spray product

Priority: Dec 17, 1999Filed: Dec 15, 2000Published: Jul 5, 2001
Est. expiryDec 17, 2019(expired)· nominal 20-yr term from priority
A61K 8/925A61K 8/55A61K 8/375A61K 8/442A61K 8/463A61K 8/44A61K 8/922A61Q 19/10A61K 8/31A61K 8/046A61K 8/89A61K 8/37A61K 8/03
45
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Claims

Abstract

A packaged product for dispensing a foamable liquid cleansing composition in the form of a mousse comprising a sealed container having a mechanically operable dispensing means which dispenses the cleansing composition as a mousse; and a multi-phase cleansing composition in the sealed container comprising by weight of the composition (a) a first aqueous phase including from 5 to 30% by weight of the total composition of an anionic surfactant, an amphoteric surfactant, a non-ionic surfactant, a cationic surfactant, or a mixture thereof; (b) a second phase including from 10 to 80% by weight of the total composition of a water immiscible skin benefit agent, which undispensed cleansing composition separates into visually distinct phases on standing.

Claims

exact text as granted — not AI-modified
1 . A packaged product for dispensing a foamable liquid cleansing composition in the form of a mousse comprising a sealed container having a mechanically operable dispensing means which dispenses the cleansing composition as a mousse; and a multi-phase cleansing composition in the sealed container comprising by weight of the composition (a) a first aqueous phase comprising from 5 to 30% by weight of the total composition of an anionic surfactant, an amphoteric surfactant, a non-ionic surfactant, a cationic surfactant, or a mixture thereof; (b) a second phase comprising from 10 to 80% by weight of the total composition of a water immiscible skin benefit agent, which undispensed cleansing composition separates into visually distinct phases on standing.  
     
     
         2 . A packaged product as claimed in    claim 1    wherein the multiphase product is a two phase product.  
     
     
         3 . A packaged product as claimed in    claim 1    or    claim 2    wherein the anionic surfactant is chosen from sodium lauryl ether sulphate 2EO, sodium lauryl ether sulphate 3EO, ammonium lauryl sulphate, ammonium lauryl ether sulphate 1EO, ammonium lauryl ether sulphate 2EO, ammonium lauryl ether sulphate 3EO, acyl isethionates, alkyl phosphates, or mixtures thereof.  
     
     
         4 . A packaged product as claimed in    claim 3    wherein the composition includes 5 to 30% by weight, preferably 10 to 20% by weight, of sodium lauryl ether sulphate 2EO.  
     
     
         5 . A packaged product as claimed in any one of the preceding claims wherein the amphoteric surfactant is a C 8 -C 18  alkyl amidopropylbetaine, a C 8 -C 18  alkyl betaine, a C 8 -C 18  alkyl mono- or di-alkanolamide, or a mixture thereof.  
     
     
         6 . A packaged product as claimed in    claim 5    wherein the composition includes 0.1 to 20% by weight, preferably 1 to 10% by weight, of cocamidopropyl betaine.  
     
     
         7 . A packaged product as claimed in any one of the preceding claims wherein the composition contains a nonionic surfactant.  
     
     
         8 . A packaged product as claimed in    claim 7    wherein the composition includes 0.1 to 10% by weight, preferably 0.1 to 3% by weight, of a nonionic surfactant.  
     
     
         9 . A packaged product as claimed in any one of the preceding claims wherein the water immiscible skin benefit agent is a vegetable oil, a mineral oil, a silicone oil, an animal oil, a triglyceride of a fatty acid and/or a fatty alcohol, an ester of a fatty acid and/or a fatty alcohol, or a mixture thereof.  
     
     
         10 . A packaged product as claimed in    claim 9    wherein the composition includes 5 to 80% by weight, preferably 10 to 50% by weight, of a soybean oil, a mineral oil, or a mixture thereof.  
     
     
         11 . A packaged product as claimed in any one of the preceding claims wherein the composition can be shaken to form a crude emulsion prior to use.  
     
     
         12 . A packaged product according to    claim 11   , wherein the crude emulsion has a particle size of 10-1000 microns.  
     
     
         13 . A packaged product according to    claim 11    or    claim 12   , wherein the crude emulsion separates on standing into two distinctive layers within a period of 2 hours.  
     
     
         14 . A packaged product as claimed in any one of the preceding claims wherein the second phase containing the water immiscible skin benefit agent phase comprises one third to two thirds by weight of the packaged composition.  
     
     
         15 . A packaged product according to any of the preceding claims, wherein the composition contains a dye which is soluble in one phase but not the other(s).  
     
     
         16 . A packaged product according to any of claims  1 - 15 , wherein the composition comprises two dyes, each being soluble in one phase but not the other(s).  
     
     
         17 . A packaged product as claimed in any one of the preceding claims wherein the composition further includes 0 to 5% by weight of a perfume, a colouring agent, a preservative, a thickener, an antioxidant, or a mixture thereof.  
     
     
         18 . A packaged product as claimed in any one of the preceding claims comprising 20-60 wt % water.  
     
     
         19 . A packaged product as claimed in any one of the preceding claims wherein the composition is packaged in a transparent or translucent container.  
     
     
         20 . A packaged product according to any of the preceding claims, wherein the aqueous phase contains a material which increases the density of the aqueous phase.  
     
     
         21 . A packaged product according to    claim 21   , wherein the composition contains up to 50 wt % glycerol, polyethylene glycol or sorbitol.  
     
     
         23 . A method of dispensing a foamable liquid cleansing composition comprising: providing a sealed container having a mechanically operable dispensing means and containing a two-phase cleansing composition as claimed in any one of the preceding claims in the container; and mechanically operating the dispensing means.

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