# US 9,517,189 B2 · Cosmetic composition comprising an oil, hydrophobic silica aerogel particles and a hydrocarbon-based resin

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- Number: US 9,517,189 B2
- Document ID: US9517189B2
- Status: Granted
- Kind: B2
- Application number: 14/404,128
- Filed: 2013-06-21
- Published: 2015-05-28
- Granted: 2016-12-13
- Earliest claimed: 2012-06-21
- Assignees: L'oreal
- Applicants: L'oreal
- Inventors: Stephane Arditty; Frederic Auguste; Virginie Perez Nowak
- Web page: https://patentgrep.com/patent/US9517189B2

## CPC

- A61K 8/25: Silicon; Compounds thereof
- A61K 8/0279: {Porous; Hollow}
- A61K 8/31: Hydrocarbons
- A61K 8/8117: {Homopolymers or copolymers of aromatic olefines, e.g. polystyrene; Compositions of derivatives of such polymers}
- A61Q 1/04: for lips
- A61Q 1/06: Lipsticks
- A61K 2800/30: Characterized by the absence of a particular group of ingredients
- A61K 2800/31: Anhydrous
- A61K 2800/412: Microsized, i.e. having sizes between 0.1 and 100 microns
- 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 relates to a cosmetic composition for making up and/or caring for the skin and/or the lips, comprising, in a physiologically acceptable medium, at least one oil, which is preferably non-volatile, at least hydrophobic silica aerogel particles, at least one hydrocarbon-based resin having a number-average molecular weight of less than or equal to 10 000 g/mol, the said composition comprising less than 5% by weight of water relative to the total weight of the composition, and preferably being anhydrous.

## Claims

### Claim 1

A composition comprising, in a physiologically acceptable medium, at least one fatty phase comprising:
an oil;
hydrophobic silica aerogel particles; and
a hydrocarbon-based indene resin;
wherein the composition comprises less than 5% by weight of water relative to the total weight of the composition.

### Claim 2 (depends on 1)

The composition according to claim 1, wherein the hydrophobic silica aerogel particles have a specific surface area per unit of mass (SM) ranging from 500 to 1500 m2/g and a size expressed as the volume-mean diameter (D[0.5]) ranging from 1 to 1500 μm.

### Claim 3 (depends on 1)

The composition according to claim 1, wherein the hydrophobic aerogel particles have an oil absorption capacity, measured at the wet point, ranging from 5 to 18 ml/g of the particles.

### Claim 4 (depends on 1)

The composition according to claim 1, wherein the hydrophobic aerogel particles have a tapped density ranging from 0.02 g/cm3 to 0.10 g/cm3.

### Claim 5 (depends on 1)

The composition according to claim 1, wherein the hydrophobic silica aerogel particles are hydrophobic silica aerogel particles that are surface-modified with trimethylsilyl groups.

### Claim 6 (depends on 1)

The composition according to claim 1, wherein the hydrophobic aerogel particles are present in an active material content ranging from 0.1% to 15% by weight, relative to the total weight of the composition.

### Claim 7 (depends on 1)

The composition according to claim 1, wherein the hydrocarbon-based indene resin is selected from hydrogenated indene/methylstyrene/styrene copolymers.

### Claim 8 (depends on 1)

The composition according to claim 1, wherein the hydrocarbon-based indene resin is present in a content ranging from 1% to 45% by weight, relative to the total weight of the composition.

### Claim 9 (depends on 1)

The composition according to claim 1, wherein the composition comprises at least one hydrocarbon-based block copolymer.

### Claim 10 (depends on 9)

The composition according to claim 9, wherein the hydrocarbon-based block copolymer comprises at least one styrene block and at least one block comprising units selected from the group consisting of butadiene, ethylene, propylene, butylene, isoprene, hydrogenated diblock copolymers of styrene-ethylene/propylene, of styrene-ethylene/butadiene and of styrene-ethylene/butylene, hydrogenated triblock copolymers of styrene-ethylene/butadiene-styrene, of styrene-butylene/ethylene-styrene, of styrene-isoprene-styrene and of styrene-butadiene-styrene, and mixtures thereof.

### Claim 11 (depends on 9)

The composition according to claim 9, wherein the hydrocarbon-based block copolymer is a mixture of a styrene-butylene/ethylene-styrene triblock hydrogenated copolymer and a styrene-ethylene/butylene diblock copolymer.

### Claim 12 (depends on 9)

The composition according to claim 9, wherein the hydrocarbon-based block copolymer is present in the composition in a content ranging from 0.1% to 15% by weight relative to the total weight of the composition.

### Claim 13 (depends on 1)

The composition according to claim 1, wherein the composition comprises at least one wax.

### Claim 14 (depends on 13)

The composition according to claim 13, wherein the composition comprises a total content of the wax ranging from 0.1% to 15% by weight, relative to the total weight of the composition.

### Claim 15 (depends on 1)

The composition according to claim 1, wherein the oil is a non-volatile oil selected from the group consisting of:
hydrocarbon-based oils selected from apolar hydrocarbon-based oils selected from the group consisting of polybutenes, polyisobutenes, hydrogenated polyisobutenes, polydecenes, hydrogenated polydecenes, and mixtures thereof, and polar hydrocarbon-based oils selected from the group consisting of hydrocarbon-based oils from plants or of plant origin, ester oils, fatty alcohols comprising 12 to 26 carbon atoms, fatty acids comprising 12 to 26 carbon atoms and vinylpyrrolidone copolymers, and mixtures thereof,
silicone oils selected from the group consisting of linear or branched polydimethylsiloxanes, non-volatile polydimethylsiloxanes and/or polydimethylsiloxanes comprising alkyl, alkoxy or phenyl groups, which are pendent or at the end of the silicone chain, these groups comprising 2 to 24 carbon atoms,
fluoro oils,
and mixtures thereof.

### Claim 16 (depends on 15)

The composition according to claim 15, wherein the total content of the non-volatile oil ranges from 15% to 90% by weight, relative to the total weight of the composition.

### Claim 17 (depends on 1)

The composition according to claim 1, wherein the composition is free of nanometric-sized silica.

### Claim 18 (depends on 1)

The composition according to claim 1, wherein the composition is free of hydrophobic-treated fumed silica.

### Claim 19 (depends on 1)

The composition according to claim 1, wherein the composition comprises at least one additional compound selected from the group consisting of dyestuffs, dextrin esters, pasty fatty substances, film-forming polymers, block ethylenic copolymers, organogelling agents, hydrocarbon-based polyamides, silicone polyamides, polyurethanes, semi-crystalline polymers, additional fillers, active agents, and mixtures thereof.

### Claim 20 (depends on 1)

The composition according to claim 1, wherein the composition comprises at least one dyestuff selected from the group consisting of pigments and/or nacres, and mixtures thereof.

### Claim 21 (depends on 1)

The composition according to claim 1, wherein the composition is in liquid form at room temperature.

### Claim 22 (depends on 1)

The composition according to claim 1, wherein the composition is incorporated in a product for making up the skin and/or the lips.

### Claim 23 (depends on 1)

A process for making up and/or caring for the skin and/or the lips, comprising applying to the skin and/or the lips, the composition according to claim 1.

### Claim 24 (depends on 1)

The composition according to claim 1, wherein the hydrocarbon-based indene resin is hydrogenated.

### Claim 25 (depends on 1)

The composition according to claim 1, wherein the hydrocarbon-based indene resin is derived from the polymerization of indene monomer and of at least one monomer selected from the group consisting of styrene, methylindene and methylstyrene.

### Claim 26 (depends on 1)

The composition according to claim 1, wherein the oil is a non-volatile oil.
