# US 11,992,543 B2 · Cosmetic composition

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- Number: US 11,992,543 B2
- Document ID: US11992543B2
- Status: Granted
- Kind: B2
- Application number: 17/413,096
- Filed: 2020-08-10
- Published: 2022-10-13
- Granted: 2024-05-28
- Earliest claimed: 2020-08-10
- Assignees: Beiersdorf AG
- Applicants: Beiersdorf AG
- Inventors: Yanel De Moral; Osvaldo Jose Fabian Cruz Cervantes; Ana Karen Zavala Raya
- Web page: https://patentgrep.com/patent/US11992543B2

## CPC

- A61K 8/342: {Alcohols having more than seven atoms in an unbroken chain}
- A61K 8/062: {Oil-in-water emulsions}
- A61K 8/345: {containing more than one hydroxy group}
- A61K 8/37: Esters of carboxylic acids
- A61K 8/73: Polysaccharides
- A61K 8/8147: {Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers}
- A61K 8/86: Polyethers
- A61K 8/891: saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
- A61K 8/922: {of vegetable origin}
- A61Q 19/007: {Preparations for dry skin}
- 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

The present invention belongs to the cosmetic field.

## Claims

### Claim 1

A cosmetic oil-in-water (O/W) emulsion, wherein the emulsion comprises, based on a total weight of the emulsion,
(a) at least 72% by weight of water,
(b) from 0.1 to 3% by weight of PPG-15 stearyl ether,
(c) from 0.5 to 8% by weight of at least one oil selected from C12-15 alkyl benzoate, isopropyl palmitate, isopropyl myristate and diisopropyl adipate,
and wherein the emulsion comprises a total of from 0% to less than 0.5% by weight of one or more further emulsifiers.

### Claim 2 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises a total of 0% to less than 0.1% by weight of one or more further emulsifiers.

### Claim 3 (depends on 1)

The emulsion of claim 1, wherein the emulsion does not comprise any further emulsifier.

### Claim 4 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 73% to 90% by weight of water.

### Claim 5 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 77% to 86% by weight of water.

### Claim 6 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 0.2% to 2% by weight of PPG-15 stearyl ether.

### Claim 7 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 0.4% to 1.5% by weight of PPG-15 stearyl ether.

### Claim 8 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 0.5% to 8% by weight of C12-15 alkyl benzoate.

### Claim 9 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises a total of from 0.2% to 5% by weight of isopropyl myristate and/or isopropyl palmitate.

### Claim 10 (depends on 1)

The emulsion of claim 1, wherein the emulsion comprises from 0.5% to 8% by weight of diisopropyl adipate.

### Claim 11 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises from 0.1% to 0.5% by weight of at least one non-volatile silicone oil.

### Claim 12 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises Butyrospermum Parkii (Shea) Butter.

### Claim 13 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises at least one fatty alcohol containing from 14 to 22 carbon atoms.

### Claim 14 (depends on 1)

The emulsion of claim 1, wherein a total concentration of an oil phase of the emulsion is from 5% to 15% by weight, based on the total weight of the emulsion.

### Claim 15 (depends on 1)

The emulsion of claim 1, wherein a total concentration of an oil phase of the emulsion is from 7% to 11% by weight, based on the total weight of the emulsion.

### Claim 16 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises at least one gel forming polymer.

### Claim 17 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises acrylates/C10-30 alkyl acrylate crosspolymer and/or xanthan gum.

### Claim 18 (depends on 1)

The emulsion of claim 1, wherein the emulsion further comprises from 1% to 12% by weight of glycerol.

### Claim 19 (depends on 1)

The emulsion of claim 1, wherein the emulsion has a pH of from 4.5 to 8.

### Claim 20 (depends on 1)

A method of moisturizing human skin without significantly hindering the cutaneous respiration and/or the breathability of the human skin, wherein the method comprises applying to the human skin the emulsion of claim 1.
