# US 2019/0167550 A1 · Compositions For Treating Skin

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- Number: US 2019/0167550 A1
- Document ID: US20190167550A1
- Status: Published application
- Kind: A1
- Application number: 16/270,861
- Filed: 2019-02-08
- Published: 2019-06-06
- Earliest claimed: 2010-06-11
- Assignees: The Procter & Gamble Company
- Applicants: The Procter & Gamble Company
- Inventors: Karl Shiqing WEI; Edward Dewey SMITH, III; Shawn Lynn MANSFIELD; Peter Herbert KOENIG; Wei JI; Yogesh SURADKAR; Deepa BAGCHI; Sujatha LOGOU; Stevan David JONES
- Web page: https://patentgrep.com/patent/US20190167550A1

## CPC

- A61K 8/39: Derivatives containing from 2 to 10 oxyalkylene groups
- A61K 8/0258: {Layered structure}
- A61K 8/0295: {Liquid crystals}
- A61K 8/19: containing inorganic ingredients
- A61K 8/31: Hydrocarbons
- A61K 8/416: {Quaternary ammonium compounds (A61K8/35 takes precedence)}
- A61K 8/44: Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
- A61K 8/447: {containing sulfur}
- A61K 8/463: {containing sulfuric acid derivatives, e.g. sodium lauryl sulfate}
- A61K 8/8152: {Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers}
- A61K 8/922: {of vegetable origin}
- A61Q 19/10: Washing or bathing preparations
- A61K 2800/596: Mixtures of surface active compounds
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

A personal care composition comprising: at least a first phase and a second phase wherein said first phase comprises a) an aqueous structured surfactant phase comprising STnS where n is between about 0 and about 2.5; b); c) a structuring system comprising i. optionally, a non-ionic emulsifier; ii. optionally, from about 0.05% to about 5%, by weight of said personal care composition, of an associative polymer; iii. an electrolyte; and said second phase comprises a) a benefit phase comprising from 1% to about 50%, by weight of said personal care composition, of a hydrophobic benefit agent.

## Claims

### Claim 1

A personal care composition comprising: at least a cleansing phase and a benefit phase wherein: said cleansing phase comprises:
a) an aqueous structured surfactant phase comprising from about 5% to about 20%, by weight of said personal care composition, of STnS where n is between about 0.5 and about 2.7;
b) at least one of the following: an amphoteric surfactant and a zwitterionic surfactant;
c) a structuring system comprising:
i. optionally, a non-ionic emulsifier;
ii. optionally, from about 0.05% to about 5%, by weight of said personal care composition, of an associative polymer;
iii. an electrolyte; and
said benefit phase comprises:
a) from 0.1% to about 50%, by weight of said personal care composition, of a benefit agent;
wherein said personal care composition is optionally substantially free of SLS;
wherein said personal care composition comprises at least a 70% lamellar structure.

### Claim 2 (depends on 1)

The personal care composition of claim 1, wherein said personal care composition comprises from about 0.05% to about 0.5%, by weight of said personal care composition, of associative polymer.

### Claim 3 (depends on 2)

The personal care composition of claim 2, wherein said associative polymer comprises polyacrylates, hydrophobically modified polysaccharides, hydrophobically modified urethanes, and/or mixtures thereof.

### Claim 4 (depends on 3)

The personal care composition of claim 3, wherein said associative polymer comprises an alkyl acrylate polymer.

### Claim 5 (depends on 1)

The personal care composition of claim 1, wherein said nonionic emulsifier has an HLB of from about 3.4 to 13.0.

### Claim 6 (depends on 5)

The personal care composition of claim 5, wherein said nonionic emulsifier has an HLB of from about 3.4 to about 8.0.

### Claim 7 (depends on 1)

The personal care composition of claim 1, wherein said nonionic emulsifier is selected from the group consisting of glyceryl monohydroxystearate, isosteareth-2, trideceth-2, trideceth-3, hydroxystearic acid, propylene glycol stearate, PEG-2 stearate, sorbitan monostearate, glyceryl laurate, laureth-2, cocamide monoethanolamine, lauramide monoethanolamine, and mixtures thereof.

### Claim 8 (depends on 1)

The personal care composition of claim 1, wherein the nonionic emulsifier comprises at least one of the following: trideceth-2 and trideceth-3.

### Claim 9 (depends on 1)

The personal care composition of claim 1, wherein the electrolyte comprises an anion selected from the group consisting of phosphate, chloride, sulfate, citrate, and mixtures thereof; and a cation selected from the group consisting of sodium, ammonium, potassium, magnesium, and mixtures thereof.

### Claim 10 (depends on 1)

The personal care composition of claim 1, wherein said electrolyte is selected from the group consisting of sodium chloride, ammonium chloride, sodium sulfate, ammonium sulfate, and mixtures thereof.

### Claim 11 (depends on 1)

The personal care composition of claim 1, wherein said personal care composition comprises from about 0.5 to about 5%, by weight of said personal care composition, of electrolyte.

### Claim 12 (depends on 1)

The personal care composition of claim 1, wherein said benefit phase is anhydrous.

### Claim 13 (depends on 1)

The personal care composition of claim 1, wherein said benefit agent is selected from the group consisting of petrolatum; lanolin; natural waxes; synthetic waxes; lanolin; derivatives of lanolin; volatile organosiloxanes; derivatives of volatile organosiloxanes; non-volatile organosiloxanes; derivatives of non-volatile organosiloxanes; lanolin oil; lanolin esters; natural triglycerides; synthetic triglycerides; and combinations thereof.

### Claim 14 (depends on 1)

The personal care composition of claim 1 wherein said benefit agent is suitable for use in the present invention have a Vaughan Solubility Parameter of from about 5 (cal/cm3)1/2 to about 15 (cal/cm3)1/2.

### Claim 15 (depends on 1)

The personal care composition of claim 1, wherein said benefit agent is selected from the group consisting of petrolatum, mineral oil and mixtures thereof.

### Claim 16 (depends on 1)

The personal care composition of claim 1, wherein said benefit agent is soybean oil.

### Claim 17 (depends on 1)

The personal care composition of claim 1, wherein said benefit phase is substantially free of surfactant.

### Claim 18 (depends on 1)

The personal care composition of claim 1, wherein n is between about 1.1 and about 2.5.

### Claim 19 (depends on 1)

The personal care composition of claim 1, wherein n is about 2.

### Claim 20 (depends on 1)

The personal care composition of claim 1, wherein the aqueous structured surfactant phase comprises from about 5% to about 10% of STnS.

### Claim 21

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