KR20200044922A - Composition comprising ellagic acid compound - Google Patents

Abstract

The present invention (a) at least one ellagic acid compound; (b) at least one phosphoric acid compound; (c) at least one metal oxide; And (d) water, wherein the amount of the (a) ellagic acid compound in the composition is 0.1% by weight or more relative to the total weight of the composition. The present invention can provide a composition comprising at least one ellagic acid compound with enhanced stability so that the color of the composition does not substantially change over time.

Description

Composition comprising ellagic acid compound

The present invention relates to a composition, in particular a cosmetic composition comprising at least one ellagic acid compound for a keratin material, for example skin.

Compositions comprising one or more ellagic acid compounds, for example cosmetic or dermatological articles, have a problem with color change over time. To date, in order to solve this problem, a method of encapsulating an ellagic acid compound has been proposed (see Japanese Unexamined Patent Publication No. 2005-2012).

However, encapsulation of ellagic acid and / or its salt is not easy.

An object of the present invention is to provide a composition comprising at least one ellagic acid compound with enhanced stability so that the color of the composition does not substantially change over time.

The above object is,

(a) at least one ellagic acid compound;

(b) at least one phosphoric acid compound;

(c) at least one metal oxide;

(d) water

As a composition comprising a, the amount of the (a) ellagic acid compound in the composition can be achieved by a composition, preferably a cosmetic composition, more preferably a skin cosmetic composition, at least 0.1% by weight relative to the total weight of the composition.

The amount of the (a) ellagic acid compound in the composition may be 0.1 to 5% by weight, preferably 0.2 to 1% by weight, more preferably 0.3 to 0.8% by weight, based on the total weight of the composition.

(b) a phosphoric acid compound,

(1) Compound of formula (XIV):

[Wherein, R ₁ , R ₂ and R ₃ may be the same or different, and the group OM (M represents an alkali metal), the group OR ₄ (R ₄ is linear, branched, cyclic or aromatic C _{5 to} C ₄₀ alkyl group), OH group and oxyethylene group (OCH ₂ CH ₂ ) _n (OCH ₂ CHCH ₃ ) _m OR (R represents a hydrogen atom or a linear or branched C _{1 to} C ₂₀ alkyl group, n and m are Integer, n is in the range of 1 to 50, and m is in the range of 0 to 50)],

(2) glycerophospholipid, and

(3) mixtures thereof

It may be selected from the group consisting of.

(b) The phosphoric acid compound may be selected from the group consisting of trioleyl phosphate, triC _12-15 pareth-10 phosphoric acid, potassium cetyl phosphate, cetes-10 phosphoric acid, dipotassium phosphate and mixtures thereof.

(b) The phosphoric acid compound contains 12 to 20 carbon atoms, alkoxylated fatty alcohol containing 12 to 20 carbon atoms, 1 to 50 mol alkylene oxide phosphate monoester selected from ethylene oxide and propylene oxide, and 12 to 22 carbon atoms. Dialkyl phosphates of non-alkoxylated alcohols and mixtures thereof.

(b) The phosphoric acid compound may be selected from the group consisting of a combination of cetes-10 phosphoric acid and disetyl phosphate, a combination of cetes-20 phosphoric acid and disetyl phosphate, and a combination of oleyl-5 phosphoric acid and dioleyl phosphoric acid. .

(b) The phosphoric acid compound can be selected from the glycerophospholipid represented by formula (XV):

[In the formula,

R ₁ and R ₂ independently of each other represent saturated or unsaturated, optionally branched fatty acids containing 4 to 24 carbon atoms, optionally substituted with one or more hydroxyl and / or amine functional groups,

X represents a substituent of the formula R ₃ R ₄ R ₅ N ⁺ -CH (R ₆ ) -CH _2- , R ₃ , R ₄ , R ₅ and R ₆ are independently of each other, a hydrogen atom, 1 to 6 carbons Represents an alkyl group and / or a carboxyl functional group containing an atom].

The amount of the phosphoric acid compound (b) in the composition may be 0.01 to 20% by weight, preferably 0.05 to 10% by weight, more preferably 0.1 to 5% by weight relative to the total weight of the composition.

(c) The metal oxide can be selected from titanium oxide, iron oxide, zirconium oxide, zinc oxide, cerium oxide and mixtures thereof.

(c) The metal oxide need not be coated.

(c) The metal oxide is preferably in the form of particles and may be present in the coating of the substrate.

The amount of the metal oxide (c) in the composition may be 0.1 to 30% by weight, preferably 0.5 to 20% by weight, more preferably 1 to 10% by weight relative to the total weight of the composition.

The amount of (d) water in the composition may be 50 to 90% by weight, preferably 60 to 85% by weight, more preferably 70 to 80% by weight, based on the total weight of the composition.

The present invention also provides a method for preventing or reducing color change of a composition comprising (a) at least one ellagic acid compound, (c) at least one metal oxide, and (d) water, (b) at least It relates to a method comprising the step of adding one type of phosphoric acid compound to the composition.

The present invention also provides (a) at least one ellagic acid compound, (c) at least one metal oxide, and (d) at least one (b) for preventing or reducing the change in color of a composition comprising water. It relates to the use of phosphoric acid compounds.

As a result of careful examination, the present inventors have found that it is possible to produce a composition comprising at least one ellagic acid compound with enhanced stability so that the color of the composition does not substantially change over time.

Therefore, the composition according to the present invention,

(a) at least one ellagic acid compound;

(b) at least one phosphoric acid compound;

(c) at least one metal oxide; And

(d) water

It contains, and the amount of the (a) ellagic acid compound in a composition is 0.1 weight% or more with respect to the total weight of the composition.

The composition according to the invention has a stability in which its color does not change substantially, preferably in particular in terms of yellow or brown. Thus, the composition according to the invention does not give a negative impression to the consumer.

Additionally, since the color of the composition does not change, indicating that the ellagic acid compound can maintain its original form and does not react with any substance, the composition according to the present invention can maintain the activity of the ellagic acid compound.

Since the ellagic acid compound can act as a whitening agent, the composition according to the invention can preferably be used for whitening keratin substances, eg skin.

Hereinafter, the composition, method, and use according to the present invention will be described in detail.

[Composition]

The composition according to the invention comprises (a) at least one ellagic acid compound; (b) at least one phosphoric acid compound; (c) at least one metal oxide; And (d) water, and the amount of the (a) ellagic acid compound in the composition is 0.1% by weight or more based on the total weight of the composition.

The composition according to the invention is preferably a cosmetic or dermatological composition, more preferably a cosmetic composition, even more preferably a keratin material, for example a cosmetic care composition for skin. In particular, the composition according to the invention can be used as a keratin material, for example as a cosmetic or dermatological article for skin whitening.

Other features of the components (a) to (d) and the composition according to the invention are described below.

(Elagic acid compound)

The composition according to the present invention comprises (a) at least one ellagic acid compound. You may use it in combination of 2 or more types of ellagic acid compounds. Thus, a single type of ellagic acid compound, or a combination of different types of ellagic acid compounds can be used.

(a) The ellagic acid compound includes ellagic acid and its salt, its metal complex, its monoether or polyether, monoacylated or polyacylated derivatives and its carbonate or carbamate derivatives derived from hydroxyl groups.

(a) It may be desirable that the ellagic acid compound is capable of forming a chelate ring with ions, for example metal ions, or a different ellagic acid compound.

Ellagic acid is represented by the following formula. Ellagic acid can be obtained, for example, from Minasolve (product name: Minacare Elage).

Salts of ellagic acid include, in particular, metal salts, especially alkali metal or alkaline earth metal salts, such as sodium, potassium, magnesium and calcium salts; Salts of amine salts such as methylglutamine, diethanolamine, triethanolamine, choline or bis (triethylamine); Salts of amino acids, in particular salts of basic amino acids, such as arginine, lysine and ornithine.

The metal complex of ellagic acid may include metal complexes having zinc and copper, among others.

Monoether or polyether derivatives of ellagic acid may include, among others, alkoxy derivatives having 1 to 4 carbon atoms, or condensed derivatives of one or more hydroxyl groups of ellagic acid having sugars or sugar chains. In particular, it is a monoether or polyether derivative having 3-methoxyellagic acid or sugar, for example glucose, arabinose, rhamnose and galactose.

The monoacylated or polyacylated derivatives of ellagic acid may, in particular, contain saturated or unsaturated acyl groups having 2 to 22 carbon atoms. Preferably, these acyl groups are acetic acid, palmitic acid, oleic acid, linoleic acid, linolenic acid, arachidonic acid, stearic acid, brassidic acid, erucic acid, behenic acid and (all Z) -5,8,11,14, Corresponds to 17-eicosapentaenoic acid.

The ether or acylated derivative can be obtained by a polyphenol etherification method or an acylation method well known to those skilled in the art. Some can also be obtained by extracting from plants.

(a) The ellagic acid compound can be represented by the following formula:

[In the formula,

Each of R ₁ to R ₄ is independently a hydrogen atom, an alkyl group, an alkoxy group, a polyoxyalkylene group, or a sugar represented by the following formula:

And

R ₅ represents a hydrogen atom or an alkoxy group].

As the alkyl group, C _1-20 alkyl group, preferably C _1-10 alkyl group, for example, methyl group, ethyl group, propyl group, isopropyl group, butyl group, isobutyl group, tert-butyl group, pentyl group, neopentyl group , Hexyl group, cyclohexyl group, octyl group, nonyl group and decyl group. The alkyl group may be substituted with a halogen group, for example, a fluorine atom or hydroxyl group.

As the alkoxy group, a C _1-20 alkoxy group, preferably a C _1-6 alkoxy group, for example, a methoxy group, an ethoxy group, a propoxy group and a butoxy group can be mentioned. The alkoxy group can be substituted with a halogen group, for example a fluorine atom or a hydroxyl group.

The composition according to the present invention need not include any capsules or the like to encapsulate the ellagic acid compound.

The amount of the (a) ellagic acid compound in the composition according to the present invention is 0.1% by weight or more based on the total weight of the composition.

The amount of the (a) ellagic acid compound in the composition may be 0.2% by weight or more, preferably 0.3% by weight or more, and more preferably 0.4% by weight or more with respect to the total weight of the composition. It is more preferable that the amount of the ellagic acid compound (a) in the composition according to the present invention is 0.5% by weight or more based on the total weight of the composition.

On the other hand, the amount of the (a) ellagic acid compound in the composition according to the present invention may be 5% by weight or less, preferably 1% by weight or less, and more preferably 0.8% by weight or less, based on the total weight of the composition. It may be more preferable that the amount of the ellagic acid compound (a) in the composition according to the present invention is 0.7% by weight or less based on the total weight of the composition.

The amount of the ellagic acid compound (a) in the composition according to the present invention may be in the range of 0.1 to 5% by weight, preferably 0.2 to 1% by weight, more preferably 0.3 to 0.8% by weight, based on the total weight of the composition. It is more preferable that the amount of the ellagic acid compound (a) in the composition according to the present invention is 0.4% by weight to 0.7% by weight relative to the total weight of the composition.

(Phosphoric acid compound)

The composition according to the invention comprises (b) at least one phosphoric acid compound. You may use it in combination of 2 or more types of phosphoric acid compounds. Therefore, a single type of phosphoric acid compound or a combination of different types of phosphoric acid compounds may be used.

As used herein, the term “phosphoric acid compound” means a compound having at least one phosphoric acid group.

The "phosphoric acid compound" may have at least one phosphoric acid group, especially one phosphoric acid group.

The phosphoric acid compound can be selected from organic phosphates, inorganic phosphates and mixtures thereof.

It may be preferred that the inorganic phosphate is selected from inorganic salts of phosphoric acid, for example metal salts or ammonium salts of phosphoric acid.

It may be more preferable that the inorganic phosphate is in the form of a metal salt. The metal salt may be an alkali metal salt. The alkali metal salt can be selected from alkali metal salts of phosphoric acid, for example mono, di or trisodium phosphate and mono, di or tripotassium phosphate. Dipotassium phosphate may be more preferred.

It may also be preferred that the organic phosphate is selected from phosphoric acid esters, for example mono, di or tri-organic phosphates.

According to one embodiment, (b) a phosphoric acid compound,

(1) Compound of formula (XIV):

[Wherein, R ₁ , R ₂ and R ₃ may be the same or different,

Group OM (M represents an alkali metal such as Na, Li or K, preferably Na or K),

Group OR ₄ (R ₄ represents a linear, branched, cyclic or aromatic C _{5 to} C ₄₀ alkyl group, preferably a C ₁₂ to C ₂₀ alkyl group, more preferably a C ₁₆ or C ₁₈ alkyl group),

OH group, and

Oxyethylene group (OCH ₂ CH ₂ ) _n (OCH ₂ CHCH ₃ ) _m OR (R is a hydrogen atom or a linear or branched C _{1 to} C ₂₀ alkyl group, for example C ₅ to C ₁₈ and C _{12 to} C ₁₅ alkyl group , N and m are integers, n is in the range of 1 to 50, or 10, m is in the range of 0 to 50, or 0).

(2) glycerophospholipid, and

(3) mixtures thereof

It may be selected from the group consisting of.

In the formula (XIV), at least one of R ₁ , R ₂ and R ₃ is a group -OM, and at least one of R ₁ , R ₂ and R ₃ is a group -OR ₄ or-(OCH ₂ CH ₂ ) _n ( It may be desirable to be OCH ₂ CH (CH ₃ )) _m OR (n and m are as above).

Further, in the formula (XIV), at least one of R ₁ , R ₂ and R ₃ is a group -OM, at least one of R ₁ , R ₂ and R ₃ is a group -OH, R ₁ , R ₂ and R at least one of the group ₃ is -OR ₄ or _{- (OCH 2 CH 2) n} (OCH 2 CH (CH 3)) m oR may be preferred that the (n and m are as defined above).

Further, in the formula (XIV), one of R ₁ , R ₂ and R ₃ is a group -OM, and one of R ₁ , R ₂ and R ₃ is a group -OH, and among R ₁ , R ₂ and R ₃ One may be preferably the group -OR ₄ or-(OCH ₂ CH ₂ ) _n (OCH ₂ CH (CH ₃ )) _m OR (n and m are as above).

Further, in the formula (XIV), at least one, or two, or even all of the radicals R ₁ , R ₂ and R ₃ all contain the group -OR ₄ , and R ₄ is a linear or branched C ₁₀ ∼. It may be preferred to represent C ₃₀ , especially C _{15 to} C ₂₀ or even C ₁₆ or C ₁₈ alkyl groups. In this case, R ₁ , R ₂ and R ₃ may be the same or different.

Non-limiting examples of these compounds of formula (XIV) are, for example, trioleyl phosphate, for example Nikkol TDP sold by Nikko Chemicals, ethers of phosphoric acid and ethylene glycol, and C _{12 to} C ₁₅ fatty alcohols. Mixture of triesters (about 10 EO) (INCI name: Tri-C _12-15 pareth-10 phosphoric acid), for example Nikkol TDP-10 sold by Nikko Chemicals, potassium cetyl phosphate, for example Mention may be made of Amphisol K sold by DSM Nutritional Products or Arlatone MAP 160K from Uniqema, and Setes-10 phosphoric acid, for example Protaphos CET-10 from Protameen Chemicals.

(b) It may be desirable for the phosphoric acid compound to have the function of a surfactant. Therefore, the phosphoric acid compound (b) may be a phosphoric acid surfactant.

(b) The phosphoric acid compound contains 12 to 20 carbon atoms, alkoxylated fatty alcohol containing 12 to 20 carbon atoms, 1 to 50 mol alkylene oxide phosphate monoester selected from ethylene oxide and propylene oxide, and 12 to 22 carbon atoms. Dialkyl phosphates of non-alkoxylated alcohols, and mixtures thereof. The alkyl portion of the fatty alcohol or non-alkoxylated alcohol may be a linear or branched saturated or unsaturated alkyl group.

(b) The phosphoric acid compound may be selected from the group consisting of a combination of cetes-10 phosphoric acid and disetyl phosphate, a combination of cetes-20 phosphoric acid and disetyl phosphate, and a combination of oleyl-5 phosphoric acid and dioleyl phosphoric acid. .

As a product comprising a combination of Cetheth-10 phosphoric acid and disetyl phosphate, CRODAFOS CES commercially available from Croda Inc. (USA) may be mentioned. As a product containing a combination of cetes-20 phosphate and disetyl phosphate, CRODAFOS CS-20 ACID commercially available from Croda Inc. (USA) may be mentioned. As a product containing a combination of oleyl-5 phosphoric acid and dioleyl phosphate, CRODAFOS HCE commercially available from Croda Inc. (USA) can be mentioned.

For the purposes of the present invention, the term "glycerophospholipid" denotes an ester obtained by reacting glycerol with at least one saturated or unsaturated fatty acid and phosphoric acid, the phosphoric acid being from an alcohol having an amine functional group, in particular β-aminoalcohol. Substituted with a compound of choice. β-amino alcohol can be selected from, for example, choline, ethanolamine and / or serine.

Glycerophospholipids can be defined according to the following formula (XV):

[In the formula,

R ₁ and R ₂ independently of each other represent saturated or unsaturated, optionally branched fatty acids containing 4 to 24 carbon atoms, optionally substituted with one or more hydroxyl and / or amine functional groups,

X represents a substituent of the formula R ₃ R ₄ R ₅ N ⁺ -CH (R ₆ ) -CH _2- , R ₃ , R ₄ , R ₅ and R ₆ are independently of each other, a hydrogen atom, 1 to 6 carbons Represents an alkyl group and / or a carboxyl functional group containing an atom]. X may be particularly selected from choline, serine and ethanolamine.

According to one embodiment, R ₁ and R ₂ are independently of each other, advantageously butyric acid, capric acid, caprylic acid, capric acid, caproleic acid, lauric acid, lauroleic acid, myristic acid, myristyl Leic acid, palmitic acid, palmitoleic acid, stearic acid, oleic acid, linoleic acid, linolenic acid, arachidic acid, isostearic acid, dihydroxystearic acid and ricinoleic acid.

The glycerophospholipid may also be a mixture of compounds of formula (XV).

Preferred glycerophospholipids for use in the present invention may include, for example, phosphatidylcholine, phosphatidylethanolamine and / or phosphatidylserine.

According to one embodiment, glycerophospholipids may include esters of glycerol, unsaturated fatty acids, phosphoric acid and choline, also known as phosphatidylcholine (PC).

Preferred glycerophospholipids for use in the present invention can be derived from lecithin. Lecithin may mainly contain phosphatidylcholine as a glycerophospholipid.

The phosphatidylcholine (PC) preferred for use in the composition according to the invention may be of "natural" or "synthetic" origin.

"Natural" PC can be obtained by extraction from animal raw materials or plant raw materials, such as soybean, sunflower or egg. For example, non-hydrogenated phosphatidylcholines naturally obtained from soybeans generally contain palmitic acid, stearic acid, palmitoleic acid, oleic acid, linoleic acid, linolenic acid and any C ₂₀ -C ₂₂ fatty acids as glycerol esterified fatty acids.

For the purposes of the present invention, the term "synthetic phosphatidylcholine" is intended to mean phosphatidylcholine comprising at least one fatty acid different from what may be present in natural PC.

In addition, the term "synthetic PC" is intended to mean a natural PC subjected to modification, eg partial hydrogenation, i.e. retaining only a few double bonds present in the unsaturated fatty acids.

Among the raw materials of phosphatidylcholine to some extent that are preferable for use in the cosmetic composition according to the present invention, Emulmetik 930 sold by Lucas Meyer can be mentioned.

Preferred glycerophospholipids for use in the present invention can be incorporated into the composition in the form of lecithin. This lecithin is generally obtained from lipids extracted from vegetable or animal fats using a non-polar solvent. This lipid moiety usually contains glycerophospholipids, mainly comprising phosphatidylcholine or phosphatidylethanolamine.

The lecithin preferred for use in the present invention may be lecithin derived from soybean, sunflower or egg and / or mixtures thereof.

Lecithin is usually supplied in a form dissolved in a fatty acid, triglyceride or other solvent, or in powder or cake form.

These are usually mixtures of lecithins that are sold in glycerophospholipid content, generally in the range of at least about 15% to at least about 95% in the product.

In an exemplary embodiment, the lecithin used as a starting material for the preparation of the composition according to the invention is at least 45% by weight, for example at least 65% by weight, for example at least 75% by weight, based on the total weight of the lecithin. %, For example at least 85% by weight, or for example at least 95% by weight of glycerophospholipid.

Among the lecithin which may be desirable for use in the cosmetic compositions according to the present invention, American Lecithin Company to refer by name used Nattermann Phospholipid ^®, Phospholipon 80 ^® and Phosale 75 lecithin sold as ^®, and sold by the Lucas Meyer Company Epikuron 145V, Topcithin 300, Emulmetik 930 and Ovothin 200 being mentioned can be mentioned.

The glycerophospholipid may be a non-hydrogenated glycerophospholipid, that is, an ester obtained by reacting glycerol with at least one unsaturated fatty acid and phosphoric acid, and the phosphoric acid is substituted with an alcohol having an amine functional group, especially a compound selected from β-amino alcohol. .

The terms "unsaturated" and "unsaturated" are intended to mean the presence of at least one, or even several, double or triple bonds between two carbon atoms.

The glycerophospholipid may be phosphatidylcholine or lecithin.

(b) Phosphoric acid compound is a mixture of trioleyl phosphate, ether of phosphate and ethylene glycol, and a triester of C ₁₂ to C ₁₅ fatty alcohols (approximately 10 EO), potassium cetyl phosphate, cetes-10 phosphate, dipotassium phosphate , Cetyl phosphate and lecithin, and mixtures thereof.

(b) The phosphoric acid compound may be a nonionic surfactant such as a trioleyl phosphate or a mixture of an ester of phosphoric acid and ethylene glycol with a triester of C ₁₂ to C ₁₅ fatty alcohols (about 10 EO).

The amount of the phosphoric acid compound (b) in the composition according to the present invention may be 0.01% by weight or more, preferably 0.05% by weight or more, and more preferably 0.1% by weight or more with respect to the total weight of the composition. It may be more preferable that the amount of the phosphoric acid compound (b) in the composition according to the present invention is 0.5% by weight or more based on the total weight of the composition.

On the other hand, the amount of the phosphoric acid compound (b) in the composition according to the present invention may be 20% by weight or less, preferably 10% by weight or less, more preferably 5% by weight or less, based on the total weight of the composition. It may be more preferable that the amount of the phosphoric acid compound (b) in the composition according to the present invention is 3% by weight or less based on the total weight of the composition.

The amount of the phosphoric acid compound (b) in the composition according to the present invention may be in the range of 0.01 to 20% by weight, preferably 0.05 to 10% by weight, more preferably 0.1 to 5% by weight relative to the total weight of the composition. It is more preferable that the amount of the phosphoric acid compound (b) in the composition according to the present invention is 0.5% to 3% by weight relative to the total weight of the composition.

(Metal oxide)

The composition according to the invention comprises (c) at least one metal oxide. You may use it in combination of 2 or more types (c) metal oxides. Therefore, a single type of metal oxide or a combination of different types of metal oxide may be used.

(c) The metal oxide can be selected from titanium oxide, iron oxide, zirconium oxide, zinc oxide, cerium oxide and mixtures thereof. The titanium oxide is preferably titanium dioxide. Although titanium oxide is amorphous, it can be crystallized in rutile and / or anatase form.

(c) The metal oxide is preferably in the form of particles, especially pigments, more preferably nano pigments. (c) The particle size (eg, volume or weight average particle diameter) of the metal oxide may be 1 nm to 100 μm, preferably 5 nm to 50 μm, and more preferably 10 nm to 30 μm.

(c) The metal oxide may or may not be coated.

Coated metal oxides are, for example, the compounds described in Cosmetics & Toiletries, February 1990, Vol. 105, pages 53 to 64, for example, amino acids, beads wax, fatty acids, fatty alcohols, anionic surfactants, and lecithin , Sodium salt of potassium, potassium salt, zinc salt, iron salt or aluminum salt, metal (titanium or aluminum) alkoxide, polyethylene, silicone, protein (collagen or elastin), alkanolamine, silicon oxide, metal oxide, hexametaphosphoric acid The treated nanopigment may be treated with sodium, alumina or glycerol, which has been subjected to one or more surface treatments of chemical, electrical, mechanochemical and / or mechanical properties.

The treated nanopigments are titanium oxide treated with silica and alumina, for example, "Microtitanium Dioxide MT 500 SA" and "Microtitanium Dioxide MT 100 SA" manufactured by Tayca, and "Tioveil Fin" manufactured by Tioxide, " Tioveil OPERATIONS MANAGER "," Tioveil MOTG "and" Tioveil IPM ",

Titanium oxide treated with alumina and aluminum stearate, for example the product "Microtitanium Dioxide MT 100 T" manufactured by Tayca,

Titanium oxide treated with alumina and aluminum laurate, for example the product "Microtitanium Dioxide MT 100 S" manufactured by Tayca,

Titanium oxide treated with iron oxide and iron stearate, for example the product "Microtitanium Dioxide MT 100 F" manufactured by Tayca,

Titanium oxide treated with silica, alumina and silicon, for example products manufactured by Tayca "Microtitanium Dioxide MT 100 SAS", "Microtitanium Dioxide MT 600 SAS" and "Microtitanium Dioxide MT 500 SAS",

Titanium oxide treated with sodium hexametaphosphate, for example "Microtitanium Dioxide MT 150 W" manufactured by Tayca,

Titanium oxide treated with octyltrimethoxysilane, for example the product "T-805" from Degussa,

Titanium oxide treated with alumina and stearic acid, for example the product "UVT-M 160" manufactured by Kemira,

Titanium oxide treated with alumina and glycerol, for example the product "UVT-M 212" manufactured by Kemira, and

Titanium oxide treated with alumina and silicon, for example, may be coated titanium oxide such as “UVT-M 262” manufactured by Kemira.

The treated zinc oxide may be sold, for example, by Sunsmart under the name "Z-COTE HP 1".

(c) It is preferable that the metal oxide is not coated.

The uncoated metal oxide may be sold as an untreated titanium oxide, for example, under the trade names "Microtitanium Dioxide MT 500B" or "Microtitanium Dioxide MT 600B" by Tayca.

Uncoated metal oxides are untreated zinc oxides, for example sold under the name "Ultra Fine Zinc Oxide Powder" by Sumitomo, sold under the name "Finex 25" by Presperse, Ikeda It may be sold under the name "MZO-25" by or by Sunsmart under the name "Z-COTE".

(c) The metal oxide can be introduced into the composition according to the present invention as it is, or, for example, in the form of a pigment paste, that is, mixed with a dispersant, as described, for example, in British Patent Application Publication No. 2,206,339.

(c) It is possible that the metal oxide is present in the coating of the substrate, preferably particles, especially pigments, more preferably pearlescent pigments. For example, the metal oxide may be present in the coating of pearlescent pigments such as titanium oxide coated mica and titanium oxide coated glass particles. The coating need not be additionally coated, and therefore may be exposed to the environment.

Accordingly, as the metal oxide (c) in the present invention, pearlescent pigments such as titanium oxide-coated mica and titanium oxide-coated glass particles can be used.

It is preferable to use granular titanium dioxide particles or mica (and) titanium oxide as the (c) metal oxide.

The amount of the metal oxide (c) in the composition according to the present invention may be 0.1% by weight or more, preferably 0.5% by weight or more, and more preferably 1% by weight or more based on the total weight of the composition. It may be more preferable that the amount of the metal oxide (c) in the composition according to the present invention is 1.5% by weight or more based on the total weight of the composition.

On the other hand, the amount of the metal oxide (c) in the composition according to the present invention may be 30% by weight or less, preferably 20% by weight or less, and more preferably 10% by weight or less, based on the total weight of the composition. It may be more preferable that the amount of the metal oxide (c) in the composition according to the present invention is 5% by weight or less based on the total weight of the composition.

The amount of the metal oxide (c) in the composition according to the present invention may be in the range of 0.1 to 30% by weight, preferably 0.5 to 20% by weight, more preferably 1 to 10% by weight, based on the total weight of the composition. It is more preferable that the amount of the metal oxide (c) in the composition according to the present invention is 0.5% to 3% by weight relative to the total weight of the composition.

(water)

The composition according to the invention comprises (d) water.

The amount of (d) water in the composition according to the present invention may be 50% by weight or more, preferably 60% by weight or more, and more preferably 70% by weight or more with respect to the total weight of the composition. It may be more preferable that the amount of (d) water in the composition according to the present invention is 72% by weight or more based on the total weight of the composition.

On the other hand, the amount of (d) water in the composition according to the present invention may be 90% by weight or less, preferably 85% by weight or less, more preferably 80% by weight or less, based on the total weight of the composition. It may be more preferable that the amount of (d) water in the composition according to the present invention is 78% by weight or less based on the total weight of the composition.

The amount of water (d) in the composition according to the present invention may be 50 to 90% by weight, preferably 60 to 85% by weight, more preferably 70 to 80% by weight, based on the total weight of the composition. It may be more preferable that the amount of (d) water in the composition according to the present invention is 72% to 78% by weight relative to the total weight of the composition.

(Nonionic surfactant)

The composition according to the invention may contain at least one nonionic surfactant. You may use it in combination of 2 or more types of nonionic surfactant. Thus, a single type of nonionic surfactant or a combination of different types of nonionic surfactants may be used.

Nonionic surfactants are known compounds by themselves or by themselves (eg, in this regard, "Handbook of Surfactants", MRPorter, Blackie & Son Publishing (Glasgow and London), 1991, pp. 116-178). Reference). Accordingly, nonionic surfactants can be selected, for example, from alcohols, α-diols, alkylphenols and esters of fatty acids, and these compounds are ethoxylated, propoxylated or glycerolized, for example 8-30 It has at least one fat chain containing 4 carbon atoms, the number of ethylene oxide or propylene oxide groups is in the range of 2 to 50, and the number of glycerol groups may be in the range of 1 to 30. It is also possible to mention maltose derivatives. Non-limiting, copolymers of ethylene oxide and / or propylene oxide; Condensation products of ethylene oxide and / or propylene oxide with fatty alcohols; For example, polyethoxylated fatty amide containing 2 to 30 mol of ethylene oxide; For example, polyglycerolated fatty amides containing 1.5 to 5 glycerol groups, for example 1.5 to 4 glycerol groups; Ethoxylated fatty acid ester of sorbitan containing 2 to 30 mol of ethylene oxide; Plant-derived ethoxylated oils; Fatty acid esters of sucrose; Fatty acid esters of polyethylene glycol; Polyethoxylated fatty acid monoesters or diesters of glycerol (C _{6 to} C ₂₄ ) alkylpolyglycosides; N- (C ₆ ~C ₂₄₎ alkyl glucamine derivatives; Amine oxides, for example (C ₁₀ -C ₁₄ ) alkylamine oxide or N- (C ₁₀ -C ₁₄ ) acylaminopropylmorpholine oxide; Silicone surfactants; And mixtures thereof.

The nonionic surfactant can preferably be selected from monooxyalkyleneated, polyoxyalkyleneated, monoglycerolized or polyglycerolated nonionic surfactants. The oxyalkylene unit is more specifically an oxyethylene or oxypropylene unit, or a combination thereof, preferably an oxyethylene unit.

Examples of monooxyalkyleneated or polyoxyalkyleneated nonionic surfactants that may be mentioned are:

Monooxyalkylene or polyoxyalkylene (C _{8 to} C ₂₄ ) alkylphenols,

Saturated or unsaturated linear or branched monooxyalkylene or polyoxyalkylene C _{8 to} C ₃₀ alcohol,

Saturated or unsaturated linear or branched monooxyalkylene or polyoxyalkylene C _{8 to} C ₃₀ amides,

Saturated or unsaturated linear or branched C _{8 to} C ₃₀ acid and polyalkylene glycol esters,

Monooxyalkylene or polyoxyalkylene esters of saturated or unsaturated linear or branched C _{8 to} C ₃₀ acids and sorbitol,

Saturated or unsaturated monooxyalkylene or polyoxyalkylene vegetable oils,

In particular, condensates of ethylene oxide and / or propylene oxide, alone or as a mixture, are included.

The surfactant preferably comprises a molar number of ethylene oxide and / or propylene oxide between 1 and 100, most preferably between 2 and 50. According to one embodiment of the invention, the polyoxyalkyleneated nonionic surfactant is selected from polyoxyethylenated fatty alcohols (polyethylene glycol ethers of fatty alcohols) and polyoxyethylenated fatty esters (polyethylene glycol esters of fatty acids).

Examples of polyoxyethylenated saturated fatty alcohols (or C _{8 to} C ₃₀ alcohols) that may be mentioned include ethylene oxide adducts of lauryl alcohol, particularly those containing 9 to 50 oxyethylene units, more specifically Containing 10 to 12 oxyethylene units (in the CTFA name, laureth-10 to laureth-12); Ethylene oxide adducts of behenyl alcohol, especially those containing 9 to 50 oxyethylene units (CTFA names behenes-9 to behenes-50); Ethylene oxide adducts of cetearyl alcohol (a mixture of cetyl alcohol and stearyl alcohol), especially those containing 10 to 50 oxyethylene units (CTFA name: ceteares-10 to ceteares-50); Ethylene oxide adducts of cetyl alcohol, especially those containing 10 to 50 oxyethylene units (in the CTFA name, cetes-10 to cetes-50); Ethylene oxide adducts of stearyl alcohols, especially those containing 10 to 50 oxyethylene units (in the CTFA name, steareth-10 to steareth-50); Ethylene oxide adducts of isostearyl alcohols, especially those containing 10 to 50 oxyethylene units (as CTFA, isosteareth-10 to isosteareth-50); And mixtures thereof.

Examples of polyoxyethylenated unsaturated fatty alcohols (or C _{8 to} C ₃₀ alcohols) that may be mentioned include ethylene oxide adducts of oleyl alcohol, especially those containing 2 to 50 oxyethylene units, more specifically Containing 10 to 40 oxyethylene units (as CTFA, Oles-10 to Oles-40); And mixtures thereof.

As an example of a monoglycerolated or polyglycerolated nonionic surfactant, monoglycerolated or polyglycerolated C ₈ to C ₄₀ alcohols are preferably used.

In particular, monoglycerolated or polyglycerolated C ₈ to C ₄₀ alcohols have the following formula:

RO- [CH ₂ -CH (CH ₂ OH) -O] _m -H or RO- [CH (CH ₂ OH) -CH ₂ O] _m -H

Corresponding to, in the formula, R represents a linear or branched C _{8 to} C ₄₀ , preferably C ₈ to C ₃₀ alkyl or alkenyl radical, m is 1 to 30, preferably 1.5 to 10 Indicates the number of

Examples of suitable compounds in connection with the present invention include lauryl alcohol (INCI name: polyglyceryl-4 lauryl ether) containing 4 mol glycerol, lauryl alcohol containing 1.5 mol glycerol, and 4 mol glycerol. Oleyl alcohol (INCI name: polyglyceryl-4 oleyl ether), oleyl alcohol (INCI name: polyglyceryl-2 oleyl ether) containing 2 mol of glycerol, cetearyl containing 2 mol of glycerol Alcohols, cetearyl alcohols containing 6 moles of glycerol, oleocetyl alcohols containing 6 moles of glycerol, and octadecanols containing 6 moles of glycerol.

Alcohol can represent a mixture of alcohols, as the value of m represents a statistical value, which means that, in commercial products, multiple types of polyglycerolated fatty alcohols can coexist in the form of a mixture.

Glycerol or polyglycerol mono Chemistry alcohol in is to use a C ₁₂ alcohol containing C ₈ / C ₁₀ alcohol, C ₁₀ / C ₁₂ alcohol and glycerol 1.5mol containing 1mol of glycerol containing the glycerol in 1mol It is preferred.

Monoglycerolated or polyglycerolated C ₈ to C ₄₀ fatty esters have the following formula:

R'O- [CH ₂ -CH (CH ₂ OR "')-O] _m -R" or R'O- [CH (CH ₂ OR "')-CH ₂ O] _m -R"

May correspond to, and in the formula, R ', R "and R"' are each independently a hydrogen atom or a linear or branched C ₈ to C ₄₀ , preferably C ₈ to C ₃₀ alkyl-CO- or Represents an alkenyl-CO- radical, provided that at least one of R ', R "and R"' is not a hydrogen atom, and m represents a number in the range of 1 to 30, preferably 1.5 to 10.

Examples of polyoxyethylenated fatty acid esters that may be mentioned are adducts of ethylene oxide with esters of lauric acid, palmitic acid, stearic acid or behenic acid and mixtures thereof, especially 9 to 100 oxyethylene units Containing, for example, lauric acid PEG-9 to PEG-50 (CTFA name: lauric acid PEG-9 to lauric acid PEG-50); Palmitic acid PEG-9 to PEG-50 (CTFA name: palmitic acid PEG-9 to palmitic acid PEG-50); Stearic acid PEG-9 to PEG-50 (CTFA name: stearic acid PEG-9 to stearic acid PEG-50); Palmitostearic acid PEG-9 to PEG-50; Behenic acid PEG-9 to PEG-50 (CTFA name: Behenic acid PEG-9 to Behenic acid PEG-50); Monostearic acid polyethylene glycol 100EO (CTFA name: stearic acid PEG-100); And mixtures thereof.

According to one embodiment of the invention, the nonionic surfactant is an ester and preferably of a polyol and a fatty acid having a saturated or unsaturated chain containing, for example, 8 to 24 carbon atoms, preferably 12 to 22 carbon atoms. Polyoxyalkylene derivatives thereof containing 10 to 200, more preferably 10 to 100, oxyalkylene units, such as fatty acids of C _{8 to} C ₂₄ , preferably C ₁₂ to C ₂₂ Glyceryl esters and preferably polyoxyalkyleneated derivatives thereof containing 10 to 200, more preferably 10 to 100 oxyalkylene units, fatty acids of C _{8 to} C ₂₄ , preferably C ₁₂ to C ₂₂ Sorbitol esters and preferably polyoxyalkylene derivatives thereof containing 10 to 200, more preferably 10 to 100 oxyalkylene units; Sugars (sucrose, maltose, glucose, fructose and / or alkylglycos) esters of fatty acids of C _{8 to} C ₂₄ , preferably C ₁₂ to C ₂₂ and preferably 10 to 200, more preferably 10 Polyoxyalkylene derivatives thereof containing ∼100 oxyalkylene units; Ethers of fatty alcohols; Ethers of sugars and fatty alcohols of C ₈ to C ₂₄ , preferably C ₁₂ to C ₂₂ ; And mixtures thereof.

As a glyceryl ester of fatty acids, glyceryl stearate (mono-, di- and / or glyceryl tristearate) (CTFA name: glyceryl stearate), glyceryl laurate or glyceryl ricinoleate, and these Mixtures of can be cited, and as their polyoxyalkylene derivatives, mono-, di- or triesters of fatty acids and polyoxyalkylene glycerols (mono-, di- or fatty acids and polyalkylene glycol ethers of glycerol) Triester), preferably polyoxyethylenated stearic acid (mono-, di- and / or tristearic acid) glyceryl, for example stearic acid PEG-20 (mono-, di- and / or tristearic acid) Glyceryl can be cited.

Mixtures of these surfactants, for example, products containing glyceryl stearate and PEG-100 stearate sold by Uniqema under the name ARLACEL 165, and glycerated stearate sold by Goldschmidt under the name TEGIN. Reels (mono- and glyceryl distearate) and products containing potassium stearate (CTFA name: glyceryl stearate SE) may also be used.

The sorbitol esters of C _{8 to} C ₂₄ fatty acids and their polyoxyalkylene derivatives include sorbitan palmitate, sorbitan isostearate, and sorbitan trioleate; And esters of alkoxylated sorbitan containing fatty acids and, for example, 20 to 100 EO, for example monosorbate sorbitan sold under the name Span 60 by ICI (CTFA name: sorbitan stearate) ), Mono palmitate sorbitan sold by ICI under the name Span 40 (CTFA name: palmitate sorbitan) and tristearate sorbitan 20 sold by the ICI under the name Tween 65 20 EO (CTFA name: polysorbate 65), trioleate polyethylene sorbitan (polysorbate 85), or a compound sold by Uniqema under the trade names Tween 20 or Tween 60.

As esters of fatty acids and glucose or alkyl glucose, palmitate glucose, sesquistearic acid alkyl glucose, such as methyl sesquistearate, alkyl palmitate, such as methyl palmitate or ethyl glucose, Methyl glucoside fatty ester, diester of methyl glucoside and oleic acid (CTFA name: diolic acid methyl glucose), mixed ester of methyl glucoside and oleic acid / hydroxystearic acid (CTFA name: dioleic acid / hydroxystearic acid) Methylglucose), esters of methylglucoside and isostearic acid (CTFA name: isostearic acid methylglucose), esters of methylglucoside and lauric acid (CTFA name: methylglurate laurate), methylglucoside and isostear Mixture of monoesters and diesters of acids (CTFA name: sesquiisosteare Methylglucose), a mixture of mono- and diesters of methylglucoside and stearic acid (CTFA name: sesquistearate methylglucose), in particular products sold under the name Glucate SS by AMERCHOL, and mixtures thereof. I can quote.

Ethoxylated ethers of fatty acids and glucose or alkyl glucose, for example, ethoxylated ethers of fatty acids and methyl glucose, especially polyethylene glycol ethers of diesters of methyl glucose and stearic acid with about 20 moles of ethylene oxide (CTFA name: D Stearic acid PEG-20 methylglucose), for example a product sold under the name Glucam E-20 by AMERCHOL, a mixture of mono- and diesters of methylglucose and stearic acid, having about 20 moles of ethylene oxide Polyethylene glycol ether (CTFA name: sesquistearic acid PEG-20 methylglucose), in particular the product sold under the name of Glucamate SSE-20 by AMERCHOL, and under the name of Grillocose PSE-20 by GOLDSCHMIDT. Products, and mixtures thereof.

As the sucrose ester, for example, palmitate saccharose, stearate saccharose and monolaurate saccharose can be cited.

As the sugar ether, an alkyl polyglucoside can be used, for example, decyl glucoside, for example, a product sold under the name MYDOL 10 by Kao Chemicals, sold under the name PLANTAREN 2000 by Henkel. Products being marketed and products marketed under the name ORAMIX NS 10 by the company Seppic, caprylyl / caprylic glucoside, for example under the name ORAMIX CG 110 by the company Seppic or under the name LUTENSOL GD 70 by the company BASF Products commercially available as lauryl glucoside, for example PLANTAREN 1200 N by the company Henkel and PLANTACARE 1200 under the names of products, coco-glucoside, for example PLANTACARE 818 / UP by the company Henkel As a commercially available product, cetostearyl alcohol and optionally mixed cetostearyl glucoside, for example, by Seppic, under the name MONTANOV 68, Goldschmidt Commercially available under the name TEGO-CARE CG90 and under the name EMULGADE KE3302 by Henkel, for example MONTANOV 202 by Seppic in the form of a mixture of arachidyl and behenyl alcohol and arachidylglucoside. Arachidylglucoside sold under the name of, for example cocoylethylglucoside sold under the name MONTANOV 82 by Seppic in the form of a mixture with cetyl and stearyl alcohol (35/65), and these Mixtures of can be cited in particular.

Mixtures of glycerides of alkoxylated plant oils can also be cited, for example mixtures of ethoxylated (200 EO) palm and copra (7 EO) glycerides.

The nonionic surfactants according to the invention preferably contain alkenyl or branched C ₁₂ to C ₂₂ acyl chains, for example oleyl groups or isostearyl groups. More preferably, the nonionic surfactant according to the present invention is triisostearic acid PEG-20 glyceryl.

According to one embodiment of the invention, the nonionic surfactant is a copolymer of ethylene oxide and propylene oxide, in particular of the following formula:

HO (C ₂ H ₄ O) _a (C ₃ H ₆ O) _b (C ₂ H ₄ O) _c H

(Wherein a, b and c are a + c in the range of 2 to 100, and b is an integer in the range of 14 to 60) and mixtures thereof.

According to one embodiment of the invention, the nonionic surfactant can be selected from silicone surfactants. Non-limiting reference may be made to the documents of U.S. Patent Nos. 5,364,633 and 5,411,744.

The silicone surfactant is preferably, the following formula (I):

[In the formula,

R ₁ , R ₂ and R ₃ are, independently of each other, a C ₁ -C ₆ alkyl radical or a-(CH ₂ ) _x- (OCH ₂ CH ₂ ) _y- (OCH ₂ CH ₂ CH ₂ ) _z -OR ₄ radical. Represents, at least one radical of R ₁ , R _2, or R ₃ is not an alkyl radical, R ₄ is hydrogen, an alkyl radical or an acyl radical,

A is an integer ranging from 0 to 200,

B is an integer ranging from 0 to 50, provided that A and B are not simultaneously 0,

x is an integer ranging from 1 to 6,

y is an integer from 1 to 30,

z is an integer ranging from 0 to 5]

It may be a compound of.

According to one preferred embodiment of the present invention, among the compounds of formula (I), the alkyl radical is a methyl radical, x is an integer ranging from 2 to 6, and y is an integer ranging from 4 to 30.

As an example of the silicone surfactant of formula (I), the following compounds of formula (II) can be mentioned:

(Wherein, A is an integer ranging from 20 to 105, B is an integer ranging from 2 to 10, and y is an integer ranging from 10 to 20).

As an example of the silicone surfactant of formula (I), the following compounds of formula (III) can also be mentioned:

H- (OCH ₂ CH ₂ ) _y- (CH ₂ ) ₃ -[(CH ₃ ) ₂ SiO] _{A '} -(CH ₂ ) _3- (OCH ₂ CH ₂ ) _y -OH (III)

(In the formula, A 'and y are integers in the range of 10 to 20).

Compounds of the invention that can be used are those sold under the names DC 5329, DC 7439-146, DC 2-5695 and Q4-3667 by Dow Corning. Compounds DC 5329, DC 7439-146 and DC 2-5695 each have A of 22, B of 2, y of 12, A of 103, B of 10, y of 12, A of 27, B of 3, y Is a compound of formula (II)

Compound Q4-3667 is a compound of formula (III) in which A is 15 and y is 13.

(Random additive)

Compositions according to the invention may also include, for example, oils, anionic, cationic or amphoteric surfactants, solvents, gums, resins, hydrophilic thickeners, hydrophobic thickeners, dispersants, antioxidants, film-forming agents, preservatives, flavoring agents, neutralizing agents. , pH adjusters, disinfectants, UV masking agents, cosmetic actives other than component (a), including any additives commonly used in the cosmetic field, selected from vitamins, moisturizers, emollients, or collagen protectants and mixtures thereof can do.

As the pH adjusting agent, at least one acidifying agent and / or at least one basicizing agent (alkali agent) may be used.

The acidifying agent may be, for example, an inorganic acid or an organic acid, such as hydrochloric acid, phosphoric acid, carboxylic acid, such as tartaric acid, citric acid and lactic acid, or sulfonic acid.

The acidifying agent may be present in an amount in the range of less than 5% by weight, preferably 3% by weight or less, and more preferably 1% or less based on the total weight of the composition.

The basicizing agent, i.e., the alkali agent, is, for example, any inorganic or organic basic agent commonly used in cosmetics, such as ammonia; Alkanolamines such as mono, di and tri-ethanolamine, isopropanolamine; Sodium hydroxide and potassium hydroxide; Urea, guanidine and derivatives thereof; Basic amino acids, such as lysine or arginine; And diamines, for example, may be described as the following structures:

(In the formula,

R represents alkylene, for example hydroxyl or propylene optionally substituted with C _{1 to} C ₄ alkyl radicals, R ₁ , R ₂ , R ₃ and R ₄ are independently hydrogen atom, alkyl radical, or C ₁ -C ₄ hydroxyalkyl radical, which can be exemplified by 1,3-propanediamine and derivatives thereof). Arginine, urea and monoethanolamine are sometimes preferred.

The composition according to the invention may comprise at least one water-miscible solvent, for example lower monoalcohols containing 1 to 5 carbon atoms, C _{3 to} C ₄ ketones, or C _{3 to} C ₄ aldehydes. The water-miscible solvent which can be preferably used is ethanol. The content of the water miscible solvent may be in a range of 0.1% to 15% by weight, more preferably 1% to 8% by weight, based on the total weight of the composition.

Adjusting the properties and amounts of any of the additives that may be present in the composition according to the invention so that the desired cosmetic properties are not affected by the additive is a common operation for those skilled in the art.

[Produce]

The composition according to the present invention can be prepared by mixing the above essential ingredients and optional ingredients by conventional methods.

For example, the composition according to the invention,

(a) at least one ellagic acid compound;

(b) at least one phosphoric acid compound;

(c) at least one metal oxide; And

(d) water

It can be prepared by a method comprising a step of mixing, and thus the amount of the (a) ellagic acid compound in the composition relative to the total weight of the composition, 0.1% by weight or more.

It is possible to further mix any of the optional ingredients.

It may be more preferable to first (a) ellagic acid compound, (b) phosphoric acid compound and (d) water, and then further mixed with (c) metal oxide in the mixture to obtain the composition according to the invention.

The mixing is at an arbitrary temperature, for example, at room temperature (eg, 20 to 25 ° C, preferably 25 ° C), preferably at least 30 ° C, preferably at least 40 ° C, more preferably at least 50 ° C Can be done in It may be desirable to further mix with any of the aforementioned ingredients, such as pH adjusters.

The form of the composition according to the present invention is not particularly limited, and may take various forms such as a W / O emulsion, an O / W emulsion, a gel, and a solution. It may be desirable for the composition according to the invention to be in the form of an O / W emulsion.

[Beauty method]

The composition according to the invention can be used as a cosmetic or dermatological composition, preferably a cosmetic composition, more preferably a cosmetic composition for keratin materials. As keratin substances, skin, scalp, hair, mucous membranes such as lips, and nails can be mentioned.

The composition according to the invention can be used as an anti-oxidant, whitening, or antimicrobial article for keratin substances, for example skin. In particular, the composition according to the invention can be used as a whitening product.

The composition according to the invention may preferably be intended for application to keratin substances such as skin, scalp and / or lips, preferably skin.

Thus, the composition according to the invention can be used as a cosmetic method for keratin substances, preferably skin. In one embodiment, the invention relates to a keratin material, preferably a cosmetic method for skin, preferably a whitening method, comprising the step of applying a composition according to the invention to a keratin material.

The composition according to the present invention can be used as a topical cosmetic composition in the form of a lotion, milk lotion, cream, gel, paste, serum, packaging material, or spray.

[How to stabilize color]

The present invention also provides a change in color of the composition comprising (a) at least one ellagic acid compound, (c) at least one metal oxide and (d) water, preferably a change in color over time, more preferably In particular, it relates to a method of preventing or reducing the change of color to yellow or brown over time, and (b) a method comprising adding at least one phosphoric acid compound to the composition.

The amount of the (a) ellagic acid compound in the composition may be 0.1% by weight or more based on the total weight of the composition.

Descriptions of (a) ellagic acid compound, (b) phosphoric acid compound, (c) metal oxide and (d) water of the composition according to the present invention can be applied to the method for stabilizing color according to the present invention.

The composition used for use according to the present composition may include any of the ingredients described above with respect to the composition according to the present invention.

[use]

The present invention also provides a change in color of the composition comprising (a) at least one ellagic acid compound, (c) at least one metal oxide and (d) water, preferably a change in color over time, more preferably It relates to the use of (b) at least one phosphoric acid compound to prevent or reduce the change of color to yellow or brown over time.

The amount of the (a) ellagic acid compound in the composition may be 0.1% by weight or more based on the total weight of the composition.

The description of (a) ellagic acid compound, (b) phosphoric acid compound, (c) metal oxide and (d) water of the composition according to the invention can be applied to the use according to the invention.

The composition used for use according to the present composition may include any of the ingredients described above with respect to the composition according to the present invention.

Example

The present invention will be described in more detail by examples. However, these examples should not be construed as limiting the scope of the invention.

(Examples 1 to 4 and Comparative Examples 1 to 7)

[Produce]

The compositions according to Examples 1 to 4 and Comparative Examples 1 to 7 were prepared by mixing the components shown in Table 1, respectively. The numerical values of the ingredients are all based on "weight percent" of the active raw materials.

[evaluation]

(stability)

The stability of each composition according to Examples 1 to 4 and Comparative Examples 1 to 7 was evaluated as follows:

(1) measuring the "b" value (initial) immediately after preparation of the composition;

(2) measuring the “b” value (after 2 weeks) of the composition maintained at 45 ° C. for 2 weeks;

(3) Determining Δb by the difference between the “b” value (initial) and the “b” value (after 2 weeks); And

(4) Classify Δb based on the following criteria.

Measurements (1) and (2) were performed using a colorimeter (Konica Minolta, CM-700d, portable spectrophotometer).

Excellent: Δb <1.0

Good: 1.0≤Δb <2.0

Poor: 2.0≤Δb

Table 1 shows the results of the stability evaluation.

Examples 1 and 2 show that the compositions according to Examples 1 and 2 comprising a phosphoric acid compound (potassium cetyl phosphate) can prevent or reduce the color change over time of the composition.

Example 3 shows that the composition according to Example 3 comprising another phosphoric acid compound (Cetheth-10 phosphoric acid) can prevent or reduce the color change over time of the composition.

Example 4 shows that the composition according to Example 4 comprising another phosphoric acid compound (dipotassium phosphate) can prevent or reduce the color change over time of the composition.

Comparative Examples 1 and 2 show that the compositions according to Comparative Examples 1 and 2, which do not contain a phosphoric acid compound, cannot prevent or reduce the color change over time of the composition.

Comparative Examples 1 and 2 also show that the color change over time is caused not only by titanium oxide in the form of particles, but also by coating of other particles, such as mica.

Comparative Example 3 shows that the composition according to Comparative Example 3, which contains an anionic surfactant (sodium lauryl sulfate) instead of a phosphoric acid compound, cannot prevent or reduce the color change over time of the composition.

Comparative Example 4 shows that the composition according to Comparative Example 4, which contains another anionic surfactant (sodium cocoylglycine) instead of a phosphoric acid compound, cannot prevent or reduce the color change over time of the composition.

Comparative Example 5 shows that the composition according to Comparative Example 5, which contains a cationic surfactant (palmitamidopropyltrimonium chloride) instead of a phosphoric acid compound, cannot prevent or reduce the color change over time of the composition.

Comparative Example 6 shows that the composition according to Comparative Example 6, which contains another cationic surfactant (cetrimonium chloride) in place of the phosphoric acid compound, cannot prevent or reduce the color change over time of the composition.

Comparative Example 7 shows that the composition according to Comparative Example 7 containing an amphoteric surfactant (cocamidopropyl betaine) instead of a phosphoric acid compound cannot prevent or reduce the color change over time of the composition.

In Examples 1 to 4 and Comparative Examples 1 to 7, the color change of the composition in which the phosphoric acid compound contains the ellagic acid compound, the metal oxide and water, preferably the color change over time, more preferably the yellow or brown color over time It is proved that it is possible to prevent or reduce the color change to.

Claims (15)

(a) at least one ellagic acid compound;
(b) at least one phosphoric acid compound;
(c) at least one metal oxide; And
(d) water
A composition comprising a composition in which the amount of the (a) ellagic acid compound in the composition is 0.1% by weight or more based on the total weight of the composition. According to claim 1,
The composition in which the amount of the (a) ellagic acid compound in the composition is 0.1 to 5% by weight, preferably 0.2 to 1% by weight, more preferably 0.3 to 0.8% by weight relative to the total weight of the composition. The method of claim 1 or 2,
The (b) phosphoric acid compound,
(1) Compound of formula (XIV):

[Wherein, R ₁ , R ₂ and R ₃ may be the same or different, and the group OM (M represents an alkali metal), the group OR ₄ (R ₄ is linear, branched, cyclic or aromatic C _{5 to} C ₄₀ alkyl group), OH group and oxyethylene group (OCH ₂ CH ₂ ) _n (OCH ₂ CHCH ₃ ) _m OR (R represents a hydrogen atom or a linear or branched C _{1 to} C ₂₀ alkyl group, n and m are Integer, n is in the range of 1 to 50, and m is in the range of 0 to 50)],
(2) glycerophospholipid, and
(3) mixtures thereof
The composition selected from. The method according to any one of claims 1 to 3,
The composition (b) is selected from the group consisting of trioleyl phosphate, triC _12-15 pareth-10 phosphate, potassium cetyl phosphate, cetes-10 phosphate, dipotassium phosphate, and mixtures thereof. The method according to any one of claims 1 to 3,
(B) The phosphoric acid compound contains 12 to 20 carbon atoms, alkoxylated fatty alcohol containing 12 to 20 carbon atoms, and 1 to 50 mol of alkylene oxide phosphate monoester selected from ethylene oxide and propylene oxide. A composition selected from the group consisting of dialkyl phosphates of non-alkoxylated alcohols, and mixtures thereof. The method according to any one of claims 1 to 3,
The composition (b) wherein the phosphoric acid compound is selected from the group consisting of a combination of cetes-10 phosphoric acid and disetyl phosphate, a combination of cetes-20 phosphoric acid and disetyl phosphate, and a combination of oleyl-5 phosphoric acid and dioleyl phosphoric acid. . The method according to any one of claims 1 to 3,
The (b) phosphoric acid compound,
Formula (XV):

[In the formula,
R ₁ and R ₂ independently of each other represent saturated or unsaturated, optionally branched fatty acids containing 4 to 24 carbon atoms, optionally substituted with one or more hydroxyl and / or amine functional groups,
X represents a substituent of the formula R ₃ R ₄ R ₅ N ⁺ -CH (R ₆ ) -CH _2- , R ₃ , R ₄ , R ₅ and R ₆ are independently of each other, a hydrogen atom, 1 to 6 carbons Represents an alkyl group and / or a carboxyl functional group containing an atom]
A composition selected from glycerophospholipid represented by. The method according to any one of claims 1 to 7,
The composition in which the amount of the phosphoric acid compound (b) in the composition is 0.01 to 20% by weight, preferably 0.05 to 10% by weight, and more preferably 0.1 to 5% by weight relative to the total weight of the composition. The method according to any one of claims 1 to 8,
The (c) metal oxide is a composition selected from titanium oxide, iron oxide, zirconium oxide, zinc oxide, cerium oxide and mixtures thereof. The method according to any one of claims 1 to 9,
The composition (c) is not coated with a metal oxide. The method according to any one of claims 1 to 10,
The (c) metal oxide is preferably present in the form of particles, present in the coating of the substrate. The method according to any one of claims 1 to 11,
A composition in which the amount of the metal oxide (c) in the composition is 0.1 to 30% by weight, preferably 0.5 to 20% by weight, more preferably 1 to 10% by weight, based on the total weight of the composition. The method according to any one of claims 1 to 12,
A composition in which the amount of water (d) in the composition is 50 to 90% by weight, preferably 60 to 85% by weight, more preferably 70 to 80% by weight, based on the total weight of the composition. A method for preventing or reducing a change in color of a composition comprising (a) at least one ellagic acid compound, (c) at least one metal oxide and (d) water, (b) at least one phosphate compound Method comprising the step of adding to the composition. (a) at least one ellagic acid compound, (c) at least one metal oxide and (d) to prevent or reduce the change in color of the composition comprising water, (b) at least one phosphate compound use.