Non-adhesive and non-oily stable composition having texture conversion characteristic
A cosmetic composition combining specific ingredients addresses the challenge of maintaining a stable, non-sticky, non-oily, and non-glossy appearance after application, while offering texture conversion during use, and ensuring long-term stability.
Patent Information
- Application Number
- JP2023193709
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-11-14
- Publication Date
- 2025-06-17
AI Technical Summary
Existing cosmetic compositions struggle to provide a stable, non-sticky, non-oily, and non-glossy appearance after application, while also offering texture conversion during application.
A composition comprising an amphiphilic polymer, a polysaccharide derived from microorganisms, a polyglyceryl fatty acid ester with an HLB value of 7.0 or less, a lipophilic organic UV filter, and a filler, which works together to achieve the desired properties.
The composition achieves long-term stability, provides excellent texture conversion during application, and ensures a non-sticky, non-oily, and non-glossy appearance after application, even under temperature changes.
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Abstract
Description
Technical Field
[0001] The present invention relates to a composition, preferably a cosmetic composition, more preferably a skin cosmetic composition, which is stable and can provide a non-sticky, non-oily and non-glossy appearance along with texture conversion.
Background Art
[0002] Giving a comfortable texture to the skin is one of the main characteristics of cosmetics, especially skin care cosmetics.
[0003] In particular, texture conversion (a change in the physical properties of the composition, for example corresponding to the collapse of the structure of the composition, for example, a change in texture from a gel or cream to a liquid, whereby the liquid can flow out of the composition), which can provide a non-sticky feeling or a reduced sticky feeling after application along with a refreshing feeling at the initial stage of application, is still required for customer satisfaction during use.
[0004] It should be noted that compositions that are unstable and easily cause the collapse of the composition structure often do not provide a comfortable feeling of use. This means that it is difficult to simultaneously bring both a comfortable feeling during use and good stability.
[0005] So far, several techniques have been reported regarding gel-like compositions or emulsion compositions that give improved texture and stability. For example, WO2022 / 124385 discloses a stable composition that can provide texture conversion.
Prior Art Documents
Patent Documents
[0006]
Patent Document 1
Patent Document 2
Patent Document 3
Patent Document 4
Patent Document 5
Patent Document 6
Patent Document 7
Patent Document 8
Patent Document 9
Patent Document 10
Patent Document 11
Patent Document 12
Patent Document 13
Patent Document 14
Patent Document 15
Patent Document 16
Patent Document 17
Patent Document 18
Patent Document 19
Patent Document 20
Patent Document 21
Non-Patent Document
[0007]
Non-Patent Document 1
Non-Patent Document 2
Summary of the Invention
Problems to be Solved by the Invention
[0008] However, in addition to texture conversion during application, there has been no sufficient investigation of stable compositions that can provide an appearance that is non-tacky or has reduced tackiness, has no or reduced oily / oily-like feel, and has no or reduced gloss after application.
[0009] An object of the present invention is to provide a stable composition that, in addition to texture conversion during application, provides an appearance that is non-tacky or has reduced tackiness, has no or reduced oily / oily-like feel, and has no or reduced gloss after application.
Means for Solving the Problems
[0010] The above object of the present invention is achieved by (a) at least one amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit, (b) at least one polysaccharide derived from microorganisms, (c) at least one polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety, (d) at least one lipophilic organic UV filter, and (e) at least one filler comprising a composition, preferably a cosmetic composition, more preferably a skin cosmetic composition, wherein (c) the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety has an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less. It can be achieved by the composition.
[0011] (a) The amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit is C 8~30 It may be made from alkyl (meth)acrylate, and at least one of acrylic acid, methacrylic acid, and esters thereof.
[0012] (a) The amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit may be cross-linked.
[0013] (a) The amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit can be selected from the group consisting of (acrylates / alkyl acrylate (C10-30)) cross-polymer, (acrylates / ethylhexyl acrylate) cross-polymer, (alkyl acrylate (C8~22) / methacrylic acid) cross-polymer, (acrylates / alkyl acrylate (C10-30)) cross-polymer K, (acrylates / alkyl acrylate (C10-30)) cross-polymer Na, and mixtures thereof.
[0014] The amount of the amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit in the composition according to the present invention may be 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 0.5% by mass, based on the total mass of the composition.
[0015] (b) The polysaccharide derived from microorganisms can be selected from the group consisting of sclerotium gum, xanthan gum, and mixtures thereof.
[0016] The amount of the polysaccharide derived from microorganisms in the composition according to the present invention may be 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 1% by mass, based on the total mass of the composition.
[0017] (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety can be selected from polyglyceryl polyricinoleate, polyglyceryl fatty acid esters derived from two or more fatty acids, and mixtures thereof.
[0018] (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety can be selected from the group consisting of polyglyceryl-6 polyricinoleate, polyglyceryl-4 (diisostearic acid / polyhydroxystearic acid / sebacic acid), and mixtures thereof.
[0019] The amount of the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety of (c) in the composition according to the present invention may be 0.1% by mass to 20% by mass, preferably 0.5% by mass to 15% by mass, more preferably 1% by mass to 10% by mass based on the total mass of the composition.
[0020] (d) The lipophilic organic UV filter can be selected from the group consisting of droxmetrizole trisiloxane, bis(ethylhexyl oxy-phenol) methoxyphenyl triazine, ethylhexyl triazone, diethylamino hydroxybenzoyl hexyl benzoate, butyl methoxydibenzoylmethane, and mixtures thereof.
[0021] The amount of the lipophilic organic UV filter of (d) in the composition according to the present invention may be 1% by mass to 30% by mass, preferably 3% by mass to 25% by mass, more preferably 5% by mass to 20% by mass based on the total mass of the composition.
[0022] The amount of the filler of (e) in the composition according to the present invention may be 0.1% by mass to 20% by mass, preferably 0.5% by mass to 15% by mass, more preferably 1% by mass to 10% by mass based on the total mass of the composition.
[0023] The composition according to the invention may further comprise (d) at least one oil and / or (g) water, which is different from the lipophilic organic UV filter.
[0024] The invention also relates to a cosmetic method for treating keratin materials, which comprises the step of applying the composition according to the invention to the keratin materials.
Mode for Carrying Out the Invention
[0025] As a result of intensive studies, the present inventors have found a new approach to providing a stable composition that, in addition to texture conversion during application, has no or reduced stickiness after application, no or reduced oily / oily feeling, and provides a non-glossy or reduced gloss appearance.
[0026] Therefore, one aspect of the present invention is (a) at least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (b) at least one polysaccharide derived from microorganisms, (c) at least one polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety, (d) at least one lipophilic organic UV filter, and (e) at least one filler A composition comprising (c) the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety has an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, Composition.
[0027] The composition according to the invention is stable and, in addition to texture conversion during application, has no or reduced stickiness after application, no or reduced oily / oily feeling, and provides a non-glossy or reduced gloss appearance.
[0028] The composition according to the present invention is stable over a long period of time after the preparation of the composition, even under temperature changes from cold to high temperature, immediately after the preparation of the composition. Therefore, the composition according to the present invention is stable over time and can be stored for a long period of time even under temperature changes occurring from winter to summer.
[0029] The composition according to the present invention preferably does not cause a sticky feeling or can reduce the sticky feeling after application.
[0030] The term "sticky" here means a property that provides a feeling of sticking to the skin.
[0031] The composition according to the present invention contains a (d) lipophilic organic UV filter having properties similar to those of oil, and the (d) lipophilic organic UV filter itself can cause an oily or greasy feeling and a shiny appearance, for example, a shiny skin after application.
[0032] However, the composition according to the present invention, despite containing the (d) lipophilic organic UV filter, does not cause or can reduce an oily or greasy feeling and a shiny appearance, for example, a shiny skin.
[0033] The composition according to the present invention can provide a texture transformation during application, preferably at an initial stage of application. The texture transformation here means a change in the physical properties of the composition, for example, corresponding to the breakdown of the structure of the composition, for example, a change in texture from a gel or cream to a liquid, whereby the liquid can flow out of the composition. The texture transformation can provide a refreshing feeling.
[0034] Therefore, the composition according to the present invention can provide an excellent touch, particularly in the feel of the skin during and after application of the composition.
[0035] The composition according to the present invention and the like will be described in more detail below.
[0036] [Composition] The present invention relates to (a) at least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (b) at least one polysaccharide derived from a microorganism, (c) at least one polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety, (d) at least one lipophilic organic UV filter, and (e) at least one filler A composition, preferably a cosmetic composition, more preferably a skin cosmetic composition, comprising (c) the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety has an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, (relates to a composition).
[0037] (Amphiphilic polymer) The composition according to the present invention comprises (a) at least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit. A single type of such polymer may be used, or two or more different types of such polymers may be used in combination.
[0038] (a) The amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit (hereinafter sometimes simply referred to as "associative polymer") may be an associative polymer. For the purposes of the present invention, the term "associative polymer" refers to a homopolymer or copolymer that can reversibly combine with each other or with other molecules in an aqueous medium.
[0039] (a) The amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit can function as an emulsifier.
[0040] (a) The hydrophilic unit of the amphiphilic polymer may have at least one carboxylic acid which may be in the form of a salt. The hydrophilic unit may be derived from (meth)acrylic acid or its salt.
[0041] (a) The hydrophobic unit of the amphiphilic polymer may have an aliphatic chain containing 8 to 30 carbon atoms, preferably 10 to 26 carbon atoms, more preferably 12 to 22 carbon atoms. The hydrophobic unit may be derived from a C 8~30 alkyl ester of (meth)acrylic acid. The aliphatic chain is preferably present within the pendant group or the side chain of the (a) amphiphilic polymer.
[0042] (a) The amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit is preferably hydrophilic such that it is soluble or dispersible in water or in alcohol, particularly in an alcohol selected from lower alcohols, glycols, and polyols.
[0043] For the purposes of this patent application, the term "hydrophilic" polymer means a (co)polymer capable of forming hydrogen bonds with water or with an alcohol selected from alcohols, particularly lower alcohols, glycols, and polyols. In particular, it is preferred that the (a) amphiphilic polymer is capable of forming O-H bonds and / or N-H bonds and / or S-H bonds.
[0044] (a) The amphiphilic polymer can be obtained by polymerizing monomers consisting essentially of acrylic acid, methacrylic acid, and their salts or esters. Thus, the (a) amphiphilic polymer can be referred to as a (meth)acrylic / acrylate polymer.
[0045] (a) When not crosslinked, it is preferred that the amphiphilic polymer is not prepared or obtained by using any monomers other than acrylic acid, methacrylic acid, and their salts or esters.
[0046] (Meth)acrylic acid salts may be in the form of inorganic salts such as alkali metal salts, alkaline earth metal salts, or ammonium salts.
[0047] (Meth)acrylic acid esters can be selected from alkyl (meth)acrylates and hydroxyalkyl (meth)acrylates.
[0048] In one embodiment, the (meth)acrylic acid ester is C 1~4 alkyl (meth)acrylate, C 10~30 alkyl (meth)acrylate, hydroxyl C 1~4 alkyl (meth)acrylate and hydroxyl C 10~30 alkyl (meth)acrylate.
[0049] (Meth)acrylic acid C 1~4 alkyl esters can be selected from the group consisting of methyl (meth)acrylate, ethyl (meth)acrylate, propyl (meth)acrylate, butyl (meth)acrylate, and mixtures thereof.
[0050] (Meth)acrylic acid hydroxyl C 1~4 alkyl esters can be selected from the group consisting of hydroxymethyl (meth)acrylate, hydroxyethyl (meth)acrylate, hydroxypropyl (meth)acrylate, hydroxybutyl (meth)acrylate, and mixtures thereof.
[0051] C 10~30 alkyl (meth)acrylate is C 12~26 alkyl (meth)acrylate, preferably C 12~22 alkyl (meth)acrylate.
[0052] (C 10 ~C 30)(Examples of (meth)acrylates include lauryl acrylate, stearyl acrylate, decyl acrylate, isodecyl acrylate, and dodecyl acrylate, and the corresponding methacrylates, lauryl methacrylate, stearyl methacrylate, decyl methacrylate, isodecyl methacrylate, and dodecyl methacrylate.
[0053] Hydroxyl (C 10 ~C 30 )(Examples of (meth)acrylates also include hydroxy lauryl acrylate, hydroxy stearyl acrylate, hydroxy decyl acrylate, hydroxy isodecyl acrylate, and hydroxy dodecyl acrylate, and the corresponding methacrylates, hydroxy lauryl methacrylate, hydroxy stearyl methacrylate, hydroxy decyl methacrylate, hydroxy isodecyl methacrylate, and hydroxy dodecyl methacrylate.
[0054] (a) The amphiphilic polymer preferably consists of C 10~30 alkyl (meth)acrylate, and at least one of acrylic acid, methacrylic acid, and esters thereof. As esters of acrylic acid and methacrylic acid, those described above (C 10~30 (excluding (meth)alkyl acrylate) can be mentioned.
[0055] For example, (a) the amphiphilic polymer preferably comprises the following monomers (I) and (II) H2C=C(R 1 )COOR 2 (I) H2C=C(R 1 )COOR 3 (II) (wherein R 1 is selected from H and CH3, preferably H, R 2 is C 8~30 alkyl, preferably C 10~26 alkyl, more preferably C 12~22 alkyl selected from, R3 is H and C 1~4 (selected from alkyl, such as methyl) can be produced or obtained by polymerizing
[0056] (a) The amphiphilic polymer is the following monomers (I') and (II) H2C=CHCOOR 2 (I') H2C=C(R 1 )COOR 3 (II) (wherein R 1 is selected from H and CH3, R 2 is C 8~30 alkyl, preferably C 10~26 alkyl, more preferably C 12~22 alkyl, selected from R 3 is selected from H and C 1~4 (alkyl, such as methyl) and may more preferably be produced or obtained by polymerizing
[0057] (a) The amphiphilic polymer is preferably crosslinked.
[0058] (a) The amphiphilic polymer is (i) (Meth)acrylic acid, preferably acrylic acid, (ii) The monomer of the above formula (I) (wherein R 1 represents H or CH3, preferably H, and R 2 represents an alkyl group having 8 to 30 carbon atoms, preferably 10 to 26 carbon atoms, more preferably 12 to 22 carbon atoms), and (iii) Crosslinking agents which are well-known copolymerizable ethylenically unsaturated monomers such as diallyl phthalate, allyl (meth)acrylate, allyl ether of sucrose, allyl ether of pentaerythritol, divinylbenzene, (poly)ethylene glycol dimethacrylate, and methylenebisacrylamide It can be selected from polymers formed from a mixture of monomers including. As the allyl ether, for example, a 2-propenyl group can be mentioned.
[0059] More specifically, among this type of copolymer, 95 to 60% by mass of acrylic acid (hydrophilic unit), 4 to 40% by mass of C 10 ~C 30 alkyl acrylate (hydrophobic unit), and those composed of 0 to 6% by mass of a crosslinkable polymerizable monomer, or 98 to 96% by mass of acrylic acid (hydrophilic unit), 1 to 4% by mass of C 10 ~C 30 alkyl acrylate (hydrophobic unit), and those composed of 0.1 to 0.6% by mass of a crosslinkable polymerizable monomer will be used.
[0060] (a) The amphiphilic polymer can be selected from the group consisting of (acrylates / alkyl acrylate (C10-30)) cross polymer, (acrylates / ethylhexyl acrylate) cross polymer, (alkyl acrylate (C8~22) / methacrylic acid) cross polymer, (acrylates / alkyl acrylate (C10-30)) cross polymer K, (acrylates / alkyl acrylate (C10-30)) cross polymer Na, and mixtures thereof.
[0061] According to the present invention, among the above polymers, acrylate / C 10~ C 30 alkyl acrylate copolymer (INCI name: (acrylates / alkyl acrylate (C10-30)) cross polymer), for example, products sold under the trade names of Pemulen® TR1, Pemulen® TR2, Pemulen EZ4U, Carbopol® Ultrez 20 Polymer, Carbopol® 1382, and Carbopol® EDT 2020 by Lubrizol are very preferably detailed.
[0062] (a) The amphiphilic polymer can function as a thickener, preferably as a hydrophilic thickener.
[0063] The amount of the (a) amphiphilic polymer in the composition according to the present invention may be 0.01% by mass or more, preferably 0.05% by mass or more, more preferably 0.1% by mass or more, based on the total mass of the composition.
[0064] On the other hand, the amount of the (a) amphiphilic polymer in the composition according to the present invention may be 10% by mass or less, preferably 5% by mass or less, more preferably 0.5% by mass or less, based on the total mass of the composition.
[0065] The amount of the (a) amphiphilic polymer in the composition according to the present invention may be 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 0.5% by mass, based on the total mass of the composition.
[0066] (Polysaccharides derived from microorganisms) The composition according to the present invention contains (b) at least one polysaccharide derived from microorganisms. A single type of such polysaccharide may be used, or two or more different types of such polysaccharides may be used in combination.
[0067] (b) The polysaccharide derived from microorganisms means a polysaccharide produced by microorganisms such as bacteria.
[0068] (b) The polysaccharide derived from microorganisms is not a polysaccharide derived from plants. In some cases, it is preferable that the (b) polysaccharide derived from microorganisms is not based on cellulose.
[0069] Examples of the (b) polysaccharide derived from microorganisms include curdlan, xanthan gum, gellan gum, dextran, pullulan, sclerotium gum, and mixtures thereof.
[0070] (b) The polysaccharide derived from a microorganism may preferably be selected from the group consisting of sclerotium gum, xanthan gum, and mixtures thereof.
[0071] (b) More preferably, the polysaccharide derived from a microorganism is sclerotium gum, for example, sold under the name Actigum CS 11 QD by Cargill.
[0072] The amount of the polysaccharide derived from a microorganism in the composition according to the present invention may be 0.01% by mass or more, preferably 0.05% by mass or more, more preferably 0.1% by mass or more, based on the total mass of the composition.
[0073] The amount of the polysaccharide derived from a microorganism in the composition according to the present invention may be 10% by mass or less, preferably 5% by mass or less, more preferably 1% by mass or less, based on the total mass of the composition.
[0074] The amount of the polysaccharide derived from a microorganism in the composition according to the present invention may be in the range of 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 1% by mass, based on the total mass of the composition.
[0075] (Polyglyceryl fatty acid ester) The composition according to the present invention contains (c) at least one kind of polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety. A single type of such polyglyceryl fatty acid ester may be used, or two or more different types of such polyglyceryl fatty acid esters may be used in combination.
[0076] (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety has an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less.
[0077] (c) A polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety may have an HLB value of 2.0 or more, preferably 2.5 or more, more preferably 3.0 or more.
[0078] Therefore, a polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety may have an HLB value of 2.0 to 7.0, preferably 2.5 to 6.5, more preferably 3.0 to 6.0.
[0079] The term "HLB" (hydrophilic-lipophilic balance) is well known to those skilled in the art and represents the ratio between the hydrophilic and lipophilic moieties in a molecule. The HLB value can be calculated using the formula HLB = 20*(1 - S / A), where S is the saponification value of the ester and A is the neutralization value of the fatty acid.
[0080] (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety can be selected from polyglyceryl polyricinoleate, polyglyceryl fatty acid esters derived from two or more fatty acids, and mixtures thereof.
[0081] Polyglyceryl polyricinoleate: According to an embodiment of the present invention, the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety (c) can be selected from polyglyceryl polyricinoleate.
[0082] For the purposes of the present invention, the term "polyglyceryl polyricinoleate" refers to an ester obtained by esterifying one or more polyglycerols with at least one polyricinoleic acid. The polyglycerol preferred for the present invention has the following general formula (I)
[0083]
Chemical formula
[0084] (wherein n represents an integer between 1 and 11, preferably between 1 and 7, more preferably between 1 and 5, and even more preferably between 1 and 2). It can be selected from the compounds of
[0085] The polyricinoleic acid suitable for the present invention has the following general formula (II)
[0086]
Chemical formula
[0087] (wherein m represents an integer between 0 and 10, particularly between 1 and 8, and more specifically between 1 and 5). It can be selected from the compounds of
[0088] The polyglyceryl polyricinoleate suitable for the present invention is a partial ester.
[0089] For the purpose of the present invention, the term "partial ester" is intended to indicate a compound in which not all -OH groups of the polyglycerol units are esterified with polyricinoleic acid, in other words, a polyglyceryl polyricinoleate compound containing at least one free OH group on the polyglycerol chain.
[0090] As an example, the polyglyceryl polyricinoleate suitable for the present invention has the following general formula (III)
[0091]
Chemical formula
[0092] (wherein R and R' each independently represent a group selected from a hydrogen atom or a polyricinoleate chain, provided that at least one of these R groups or R' groups is a hydrogen atom and at least one of these R groups or R' groups is a polyricinoleate chain. n represents an integer between 0 and 11, particularly between 0 and 7, preferably between 0 and 5, and more particularly between 1 and 4). It can be a compound of.
[0093] Examples of polyglyceryl polyricinoleate that are most preferably suitable for the present invention include, among others, polyglyceryl polyricinoleate-3, especially those sold under the name Akoline PGPR by Karlshamns, those sold under the name DUB PGPR by Stearinerie Dubois Fils, those sold under the name Dermofeel PR by Dr. Straetmans, those sold under the name Crester PR by Croda, those sold under the name Imwitor 600 by Sasol, or those sold under the name ARLACEL 1690 by Croda; polyglyceryl polyricinoleate-6, those sold under the name Sunsoft 818R by Sun Chemical Corporation and those sold under the name Hexaglyn PR-15 by Nikko Chemicals Co., Ltd., or those sold under the name S-Face CR-1001 by Sakamoto Yakuhin Kogyo Co., Ltd.
[0094] According to a specific embodiment of the present invention, the polyglyceryl polyricinoleate can be selected from polyglyceryl polyricinoleate-3, polyglyceryl polyricinoleate-6, and mixtures thereof. The polyglyceryl polyricinoleate is preferably polyglyceryl polyricinoleate-6, which is sold, for example, under the name SY-Glyster CRS-75 MB by Sakamoto Yakuhin Kogyo Co., Ltd.
[0095] Polyglyceryl fatty acid esters derived from two or more fatty acids: According to an embodiment of the present invention, the polyglyceryl fatty acid ester having at least one hydroxyl group in the (c) polyglyceryl moiety can be selected from polyglyceryl fatty acid esters derived from two or more fatty acids, that is, polyglyceryl fatty acid esters containing at least two, preferably three different fatty acid moieties. At least one of the fatty acid moieties may be a monocarboxylic acid, and / or at least one of the fatty acid moieties may be a dicarboxylic acid.
[0096] The polyglyceryl fatty acid ester containing at least two different fatty acid moieties may be an ester of polyglycerol derived from 2 to 5 glycerols and (i) polyhydroxystearic acid, such as poly(12-hydroxystearic acid), and (ii) a saturated or unsaturated, linear or branched dicarboxylic acid containing 4 to 18 carbon atoms, preferably 6 to 14 carbon atoms, more preferably 6 to 10 carbon atoms.
[0097] The polyglyceryl fatty acid ester containing at least three different fatty acid moieties may be an ester of polyglycerol derived from 2 to 5 glycerols, (i) polyhydroxystearic acid, such as poly(12-hydroxystearic acid), (ii) a saturated or unsaturated, linear or branched dicarboxylic acid containing 4 to 18 carbon atoms, preferably 6 to 14 carbon atoms, more preferably 6 to 10 carbon atoms, and (iii) a saturated or unsaturated, linear or branched monocarboxylic acid containing 12 to 24 carbon atoms, preferably 14 to 22 carbon atoms, more preferably 16 to 20 carbon atoms.
[0098] A polyglyceryl fatty acid ester containing at least three different fatty acid moieties can be obtained by esterifying a polyglycerol having 2 to 5 units of polyglycerol (preferably 4 units) with a mixture of (i) polyhydroxystearic acid, (ii) a saturated or unsaturated, linear or branched divalent carboxylic acid containing 4 to 18 carbon atoms (preferably sebacic acid), and (iii) a saturated or unsaturated, linear or branched monovalent fatty acid containing 12 to 24 carbon atoms (preferably isostearic acid).
[0099] Preferred examples of polyglyceryl fatty acid esters containing at least three different fatty acid moieties include the following formula
[0100] [Chemical formula]
[0101] (wherein PHS represents polyhydroxystearic acid, IS represents isostearic acid) of (diisostearic acid / polyhydroxystearic acid / sebacic acid) polyglyceryl-4 can be mentioned.
[0102] Such compounds are prepared according to U.S. Patent Application Publication No. 2005 / 0031580(A) and are sold by Goldschmidt (Degussa) under the name Isolan GPS®.
[0103] (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety is preferably selected from the group consisting of polyglyceryl polyricinoleate-6, (diisostearic acid / polyhydroxystearic acid / sebacic acid) polyglyceryl-4, and mixtures thereof.
[0104] The amount of the polyglyceryl fatty acid ester having at least one hydroxyl group in the (c) polyglyceryl moiety in the composition according to the present invention may be 0.1% by mass or more, preferably 0.5% by mass or more, more preferably 1% by mass or more based on the total mass of the composition.
[0105] The amount of the polyglyceryl fatty acid ester having at least one hydroxyl group in the (c) polyglyceryl moiety in the composition according to the present invention may be 20% by mass or less, preferably 15% by mass or less, more preferably 10% by mass or less based on the total mass of the composition.
[0106] The amount of the polyglyceryl fatty acid ester having at least one hydroxyl group in the (c) polyglyceryl moiety in the composition according to the present invention may be 0.1% by mass to 20% by mass, preferably 0.5% by mass to 15% by mass, more preferably 1% by mass to 10% by mass based on the total mass of the composition.
[0107] (Lipophilic organic UV filter) The composition according to the present invention contains (d) at least one lipophilic organic UV filter. A single type of lipophilic organic UV filter may be used, or two or more different types of lipophilic organic UV filters may be used in combination.
[0108] The term "lipophilic organic UV filter" means an organic molecule that can shield UV irradiation, preferably UV irradiation between 290 and 400 nm, and can be dissolved or dispersed in a fatty phase containing a fatty substance such as oil so as to obtain a macroscopically homogeneous phase. The term "organic molecule" means any molecule containing one or more carbon atoms in its structure. Therefore, the (d) lipophilic organic UV filter used for the present invention may be active in the UV-A and / or UV-B regions.
[0109] (d) The lipophilic organic UV filter may be solid or liquid. The terms "solid" and "liquid" mean solid and liquid at 25°C under 1 atm, respectively.
[0110] (d) Lipophilic organic UV filters include, inter alia, cinnamic acid derivatives; anthranilates; salicylic acid derivatives; dibenzoylmethane derivatives, camphor derivatives; benzophenone derivatives; β,β-diphenylacrylate derivatives; triazine derivatives; benzotriazole derivatives; benzalmalonate derivatives, especially those described in U.S. Patent No. 5,624,663; imidazolines; p-aminobenzoic acid (PABA) derivatives; benzoxazole derivatives described in patent applications EP0832642, EP1027883, EP1300137 and DE10162844; shielding polymers and shielding silicones, such as those described especially in patent application WO93 / 04665; α-alkylstyrene dimers, such as those described in patent application DE19855649; 4,4-diarylbutadienes, such as those described in patent applications EP0967200, DE19746654, DE19755649, EP-A-1008586, EP1133980 and EP133981; merocyanine derivatives, such as those described in patent applications WO04 / 006878, WO05 / 058269, WO06 / 032741, FR2957249 and FR2957250, and mixtures thereof.
[0111] (d) Examples of lipophilic organic UV filters include the following, shown by their INCI names: Dibenzoylmethane derivatives: Butyl methoxydibenzoylmethane or avobenzone, sold under the trademark Parsol 1789 by DSM Nutritional Products Para-aminobenzoic acid derivatives: Ethyl PABA Ethyl dihydroxypropyl PABA Ethylhexyl dimethyl PABA, especially sold under the name Escalol 507 by ISP Salicylic acid derivatives: Homosalate, sold under the name Eusolex HMS by Rona / EM Industries Ethylhexyl salicylate, sold under the name Neo Heliopan OS by Symrise Cinnamic acid derivatives: Ethylhexyl methoxycinnamate, sold under the trademark Parsol MCX by DSM Nutritional Products, among others Isopropyl methoxycinnamate Isoamyl methoxycinnamate, sold under the trademark Neo Heliopan E 1000 by Symrise Cinoxate Diisopropyl methylcinnamate β,β - Diphenylacrylate derivatives: Octocrylene, sold under the trademark Uvinul N539 by BASF, among others Ethocrylene, sold under the trademark Uvinul N35 by BASF in particular Benzophenone derivatives: Benzophenone - 1, sold under the trademark Uvinul 400 by BASF Benzophenone - 2, sold under the trademark Uvinul D50 by BASF Benzophenone - 3 or oxybenzone, sold under the trademark Uvinul M40 by BASF Benzophenone - 6, sold under the trademark Helisorb 11 by Norquay Benzophenone - 8, sold under the trademark Spectra - Sorb UV - 24 by American Cyanamid Benzophenone - 12 2-(4 - Diethylamino - 2 - hydroxybenzoyl)benzoic acid n - hexyl, sold by BASF under the trademark Uvinul A + or in the form of a mixture with octyl methoxycinnamate under the trademark Uvinul A + B Benzylidene camphor derivatives: 3-Benzylidene camphor, manufactured by Chimex under the name Mexoryl SD, 4-Methylbenzylidene camphor, sold by Merck under the name Eusolex 6300, Polyacrylamide methylbenzylidene camphor, manufactured by Chimex under the name Mexoryl SW, Phenylbenzotriazole derivatives: Drometrizole trisiloxane, sold by Rhodia Chimie under the name Silatrizole, Triazine derivatives: Bis-(ethylhexyl oxy-phenol) methoxyphenyl triazine, sold by BASF under the trademark name Tinosorb S, Ethylhexyl triazone, sold in particular by BASF under the trademark name Uvinul T150, Diethylhexyl butamido triazine, sold by Sigma 3V under the trademark name Uvasorb HEB, 2,4,6-Tris(dineopentyl 4'-aminobenzal malonate)-s-triazine, 2,4,6-Tris(diisobutyl 4'-aminobenzal malonate)-s-triazine, 2,4-Bis(dineopentyl 4'-aminobenzal malonate)-6-(n-butyl 4'-aminobenzoic acid)-s-triazine, - Triazine silicone substituted by two aminobenzoic acid groups, as described in EP0841341, in particular 2,4-bis-(n-butyl 4'-aminobenzal malonate)-6- [(3-{1,3,3,3-Tetramethyl-1-[(trimethylsilyloxy] disiloxanyl}propyl) amino]-s-triazine, Anthranilic acid derivatives: Mentyl anthranilate, sold by Symrise under the trademark name Neo Heliopan MA, Imidazoline derivatives: Ethylhexyl dimethoxybenzylidene dioxoimidazoline propionate, Benzal malonate derivatives: Dineopentyl 4'-methoxybenzyl malonate, Polyorganosiloxanes containing a benzal malonate functional group, for example, polysilicone-15 sold under the trademark Parsol SLX by DSM, 4,4-Diarylbutadiene derivatives: 1,1-Dicarboxy(2,2'-dimethylpropyl)-4,4-diphenylbutadiene, Lipophilic merocyanine derivatives: - Octyl 5-N,N-diethylamino-2-phenylsulfonyl-2,4-pentadienoate, And mixtures thereof.
[0112] Preferably, (d) the lipophilic organic UV filter can be selected from: Butyl methoxydibenzoylmethane, Ethylhexyl methoxycinnamate, Ethylhexyl salicylate, Homosalate, Butyl methoxydibenzoylmethane, Octocrylene, Benzophenone-3, 2-(4-Diethylamino-2-hydroxybenzoyl) benzoic acid n-hexyl, 4-Methylbenzylidene camphor, Bis(ethylhexyloxyphenol) methoxyphenyl triazine, Ethylhexyl triazone, Diethylhexyl butamido triazone, 2,4-Bis-(n-butyl 4'-aminobenzyl malonate)-6-[(3-{1,3,3,3-tetramethyl-1-[(trimethylsilyloxy] disiloxanyl}propyl) amino]-s-triazine, Drometrizole trisiloxane, Polysilicone-15, 1,1-dicarboxy(2,2'-dimethylpropyl)-4,4-diphenylbutadiene and mixtures thereof.
[0113] More preferably, (d) the lipophilic organic UV filter can be selected from the following: butyl methoxydibenzoylmethane, ethylhexyl methoxycinnamate, octocrylene, ethylhexyl salicylate, n-hexyl 2-(4-diethylamino-2-hydroxybenzoyl)benzoate, bis(ethylhexyl oxy-phenol)methoxyphenyl triazine, 2,4-bis-(n-butyl 4'-aminobenzal malonate)-6-[(3-{1,3,3,3-tetramethyl-1-[(trimethylsilyloxy]disiloxanyl}propyl)amino]-s-triazine, ethylhexyl triazone, diethylhexyl butamido triazone, drometrizole trisiloxane and mixtures thereof.
[0114] In an embodiment, the composition according to the invention preferably comprises at least one selected from the group consisting of drometrizole trisiloxane, bis(ethylhexyl oxy-phenol)methoxyphenyl triazine, ethylhexyl triazone, hexyl diethylaminohydroxybenzoyl benzoate, butyl methoxybenzoyl methane, and mixtures thereof as (d) the lipophilic organic UV filter.
[0115] The amount of (d) the lipophilic organic UV filter in the composition according to the invention may be 1% by mass or more, preferably 3% by mass or more, more preferably 5% by mass or more, based on the total mass of the composition.
[0116] On the other hand, the amount of the (d) lipophilic organic UV filter in the composition according to the present invention may be 30% by mass or less, preferably 25% by mass or less, more preferably 10% by mass or less, based on the total mass of the composition.
[0117] The amount of the (d) lipophilic organic UV filter in the composition according to the present invention may be in the range of 1% by mass to 30% by mass, preferably 3% by mass to 25% by mass, more preferably 5% by mass to 20% by mass, based on the total mass of the composition.
[0118] (Filler) The composition according to the present invention contains (e) at least one filler. A single type of filler may be used, or two or more different types of fillers may be used in combination.
[0119] The term "filler" should be understood to mean colorless or white inorganic or synthetic particles that are insoluble in the liquid components that may be present in the composition according to the present invention, regardless of the temperature at which the composition is manufactured.
[0120] (e) The filler may be inorganic or organic, spherical or oblong, and may have any crystal form (e.g., plate-like, cubic, hexagonal, orthorhombic, etc.). Non-limiting examples include talc, mica, silica, silica silylate, kaolin, sericite, calcined talc, calcined mica, calcined sericite, synthetic mica, bismuth oxychloride, barium sulfate, boron nitride, calcium carbonate, magnesium carbonate, magnesium hydrogen carbonate, and hydroxyapatite, powders formed of polyamide (Nylon (registered trademark)), poly-β-alanine, and polyethylene, powders formed of polyurethane, powders formed of tetrafluoroethylene polymer (Teflon (registered trademark)), lauryl lysine, starch, polymer hollow microspheres, e.g., hollow microspheres of poly(vinylidene chloride) / acrylonitrile, e.g., Expancel (registered trademark) (Nobel Industrie), or hollow microspheres of acrylic acid copolymer, silicone resin microbeads (e.g., Tospearls (registered trademark) of Toshiba), particles formed of polyorganosiloxane elastomer, precipitated calcium carbonate, magnesium carbonate, basic magnesium carbonate, hollow silica microspheres, glass or ceramic microcapsules, or metal soaps derived from organic carboxylic acids having 8 to 22 carbon atoms, e.g., 12 to 18 carbon atoms, such as zinc stearate, magnesium stearate, lithium stearate, zinc laurate or magnesium myristate.
[0121] (e) The filler is preferably selected from the group consisting of silica, starch, and mixtures thereof.
[0122] The amount of the (e) filler in the composition according to the present invention may be 0.1% by mass or more, preferably 0.5% by mass or more, more preferably 1% by mass or more, based on the total mass of the composition.
[0123] The amount of the (e) filler in the composition according to the present invention may be 20% by mass or less, preferably 15% by mass or less, more preferably 10% by mass or less, based on the total mass of the composition.
[0124] The amount of the filler (e) in the composition according to the present invention may be 0.1% by mass to 20% by mass, preferably 0.5% by mass to 15% by mass, more preferably 1% by mass to 10% by mass, based on the total mass of the composition.
[0125] (oil) The composition according to the present invention may contain (f) at least one kind of oil. When two or more kinds of oils are used, they may be the same or different.
[0126] Here, "oil" means a fatty compound or a fatty substance in a liquid or paste (non-solid) form at room temperature (25°C) under atmospheric pressure (760 mmHg). As the oil, those generally used in cosmetics can be used alone or in combination. These oils may be volatile or non-volatile.
[0127] (f) The oil may be a non-polar oil such as a hydrocarbon oil or a silicone oil, a vegetable oil or an animal oil, and a polar oil such as an ester oil or an ether oil, or a mixture thereof.
[0128] (f) The oil can be selected from the group consisting of oils of plant or animal origin, synthetic oils, silicone oils, hydrocarbon oils, and fatty alcohols.
[0129] Examples of vegetable oils include, for example, linseed oil, camellia oil, macadamia nut oil, corn oil, mink oil, olive oil, avocado oil, sasanqua oil, castor oil, safflower oil, jojoba oil, sunflower oil, almond oil, rapeseed oil, sesame oil, soybean oil, peanut oil, and mixtures thereof.
[0130] Examples of animal oils include, for example, squalene and squalane.
[0131] Examples of synthetic oils include alkane oils such as isododecane and isohexadecane, ester oils, ether oils, and artificial triglycerides.
[0132] The ester oil is preferably saturated or unsaturated, linear or branched C1-C 26 a liquid ester of an aliphatic monoacid or polyacid and a saturated or unsaturated, linear or branched C1-C 26 aliphatic monool or polyol, and the total number of carbon atoms of these esters is 10 or more.
[0133] Preferably, in the case of an ester of a monool, at least one of the alcohol and the acid from which the ester is derived is branched.
[0134] Among the monoesters of monoacids and monools, ethyl palmitate, ethylhexyl palmitate, isopropyl palmitate, dicaprylyl carbonate, alkyl myristate such as isopropyl myristate or ethyl myristate, isocetyl stearate, 2-ethylhexyl isononanoate, isononyl isononanoate, isodecyl neopentanoate and isostearyl neopentanoate can be mentioned.
[0135] C4-C 22 esters of dicarboxylic acids or tricarboxylic acids and C1-C 22 alcohols, and esters of monocarboxylic acids, dicarboxylic acids or tricarboxylic acids and non-sugar C4-C 26 di-, tri-, tetra- or pentahydroxyalcohols may also be used.
[0136] In particular, diethyl sebacate, isopropyl lauroyl sarcosinate, diisopropyl sebacate, bis(2-ethylhexyl) sebacate, diisopropyl adipate, di-n-propyl adipate, dioctyl adipate, bis(2-ethylhexyl) adipate, diisostearyl adipate, bis(2-ethylhexyl) maleate, triisopropyl citrate, triisocetyl citrate, triisostearyl citrate, glyceryl trilactate, glyceryl trioctanoate, trioctyldodecyl citrate, trioleyl citrate, neopentyl glycol diheptanoate, diethylene glycol diisononanoate can be mentioned.
[0137] As the ester oil, C6-C 30 , preferably C 12 -C 22 Glycosides and diesters of fatty acids can be used. The term "sugar" is recalled to mean an oxygen-containing hydrocarbon compound having or not having an aldehyde or ketone functional group, containing several alcohol functional groups, and containing at least 4 carbon atoms. These sugars may be monosaccharides, oligosaccharides or polysaccharides.
[0138] Examples of suitable sugars that can be mentioned include sucrose (or cane sugar), glucose, galactose, ribose, fucose, maltose, fructose, mannose, arabinose, xylose and lactose, and derivatives thereof, especially alkyl derivatives such as methyl derivatives, for example methyl glucose.
[0139] The glycosides of fatty acids can be selected, in particular, from the group comprising esters or ester mixtures of the aforementioned sugars with linear or branched, saturated or unsaturated C6-C 30 , preferably C 12 -C 22 fatty acids. When these are unsaturated, these compounds can have 1 to 3 conjugated or non-conjugated carbon-carbon double bonds.
[0140] The esters according to this variant can also be selected from mono-esters, di-esters, tri-esters, tetra-esters and poly-esters, and mixtures thereof.
[0141] These esters may be, for example, oleic acid esters, lauric acid esters, palmitic acid esters, myristic acid esters, behenic acid esters, coconut fatty acid esters, stearic acid esters, linoleic acid esters, linolenic acid esters, capric acid esters and arachidonic acid esters, or mixtures thereof, for example, in particular, mixed esters of oleopalmitic acid, oleostearic acid and palmitostearic acid, and pentaerythrityl tetraethylhexanoate.
[0142] More specifically, mono-esters and di-esters, in particular mono-oleic acid esters or di-oleic acid esters, stearic acid esters, behenic acid esters, oleopalmitic acid esters, linoleic acid esters, linolenic acid esters, and oleostearic acid esters of sucrose, glucose or methylglucose are used.
[0143] An example that can be mentioned is the product sold by Amerchol under the name Glucate(®) DO, which is methylglucose dioleate.
[0144] Examples of preferred ester oils include, for example, diisopropyl adipate, dioctyl adipate, 2-ethylhexyl hexanoate, ethyl laurate, cetyl octanoate, octyldodecyl octanoate, isodecyl neopentanoate, myristyl propionate, 2-ethylhexyl 2-ethylhexanoate, 2-ethylhexyl octanoate, (caprylic acid / capric acid) 2-ethylhexyl, methyl palmitate, ethyl palmitate, isopropyl palmitate, dicaprylyl carbonate, isopropyl lauroyl sarcosinate, isononyl isononanoate, ethylhexyl palmitate, isohexyl laurate, hexyl laurate, isocetyl stearate, isopropyl isostearate, isopropyl myristate, isodecyl oleate, glyceryl tri(2-ethylhexanoate), pentaerythrityl tetra(2-ethylhexanoate), 2-ethylhexyl succinate, diethyl sebacate, and mixtures thereof.
[0145] Examples of artificial triglycerides include, for example, caprylyl capric glyceride, glyceryl trimyristate, glyceryl tripalmitate, glyceryl trilinolenate, glyceryl trilaurate, glyceryl tricaprate, glyceryl tricaprylate, glyceryl tri(capric acid / caprylic acid), and glyceryl tri(capric acid / caprylic acid / linolenic acid).
[0146] Examples of silicone oils include, for example, linear organopolysiloxanes such as dimethylpolysiloxane, methylphenylpolysiloxane, methylhydrogenpolysiloxane, etc.; cyclic organopolysiloxanes such as cyclohexasiloxane, octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, etc.; and mixtures thereof.
[0147] Preferably, the silicone oil is selected from liquid polydialkylsiloxanes, especially liquid polydimethylsiloxane (PDMS), and liquid polyorganosiloxanes containing at least one aryl group.
[0148] These silicone oils may also be organically modified. The organically modified silicones that can be used for the present invention are silicone oils as defined above and containing one or more organic functional groups bonded via hydrocarbon-based groups in the structure.
[0149] The organopolysiloxanes are more specifically defined in Walter Noll, Chemistry and Technology of Silicones (1968), Academic Press. These may be volatile or non-volatile.
[0150] When these are volatile, the silicones are more specifically selected from those having a boiling point between 60°C and 260°C, and even more specifically from the following: (i) Cyclic polydialkylsiloxanes containing 3 to 7, preferably 4 to 5 silicon atoms. These are, for example, octamethylcyclotetrasiloxane, sold under the name Volatile Silicone® 7207 by Union Carbide in particular, or Silbione® 70045 V2 by Rhodia, decamethylcyclopentasiloxane, sold under the name Volatile Silicone® 7158 by Union Carbide, Silbione® 70045 V5 by Rhodia, and dodecamethylcyclopentasiloxane, sold under the name Silsoft 1217 by Momentive Performance Materials, and mixtures thereof. Cyclocopolymers of the type such as dimethylsiloxane / methylalkylsiloxane, for example, of the formula:
[0151]
Chemical formula
[0152] One can also mention Silicone Volatile® FZ 3109 sold by Union Carbide Corporation.
[0153] Mixtures of cyclic polydialkylsiloxanes and organosilicon compounds, such as mixtures of octamethylcyclotetrasiloxane and tetratrimethylsilylpentaerythritol (50 / 50), and mixtures of octamethylcyclotetrasiloxane and oxy-1,1'-bis(2,2,2',2',3,3'-hexatrimethylsilyloxy)neopentane can also be mentioned. (ii) Linear volatile polydialkylsiloxanes containing from 2 to 9 silicon atoms and having a viscosity of 5×10 -6 m 2 / s or less at 25°C. An example is decamethyltetrasiloxane sold in particular under the name SH 200 by Toray Silicone Co., Ltd. Silicones belonging to this category are also described in the paper published in Cosmetics and Toiletries, Vol. 91, January 1976, pages 27 - 32, Todd & Byers, Volatile Silicone Fluids for Cosmetics. The viscosity of the silicone is measured at 25°C in accordance with ASTM Standard D445, Appendix C.
[0154] Non-volatile polydialkylsiloxanes can also be used. These non-volatile silicones are more particularly selected from polydialkylsiloxanes, among which polydimethylsiloxanes having mainly trimethylsilyl end groups can be mentioned.
[0155] Among these polydialkylsiloxanes, the following commercially available products can be mentioned, without limitation: - The 47 and 70047 series of Silbione® oils or Mirasil® oils sold by Rhodia, such as 70047 V 500 000 oil, - The oils of the Mirasil® series sold by Rhodia, - Oils of the 200 series made by Dow Corning, such as DC200 with a viscosity of 60,000 mm 2 / s, and - Viscasil® oils made by General Electric, and specific oils of the SF series made by General Electric (SF 96, SF 18).
[0156] Polydimethylsiloxanes containing dimethylsilanol end groups, known by the name dimethiconol (CTFA), such as oils of the 48 series made by Rhodia, can also be mentioned.
[0157] Among silicones containing aryl groups, polydiarylsiloxanes, especially polydiphenylsiloxanes and polyalkylarylsiloxanes, such as phenyl silicone oils, can be mentioned.
[0158] Phenyl silicone oils have the following formula:
[0159]
Chemical formula
[0160] (wherein R1 to R 10 are, independently of each other, saturated or unsaturated, linear, cyclic or branched C1-C 30 hydrocarbon-based groups, preferably C1-C 12 hydrocarbon-based groups, more preferably C1-C6 hydrocarbon-based groups, especially each group of methyl, ethyl, propyl or butyl, m, n, p and q are, independently of each other, integers from 0 to 900 (including 0 and 900), preferably from 0 to 500 (including 0 and 500), more preferably from 0 to 100 (including 0 and 100), provided that the sum n + m + q is non-zero) and can be selected from phenyl silicones of.
[0161] Examples that can be mentioned include products sold under the following names: - The 70 641 series of Silbione® oil manufactured by Rhodia, - The oils of the 70 633 series and 763 series of Rhodorsil® manufactured by Rhodia, - Dow Corning 556 Cosmetic Grade Fluid, an oil manufactured by Dow Corning, - The PK series of silicones manufactured by Bayer, such as product PK20, - Specific oils of the SF series manufactured by General Electric, such as SF 1023, SF 1154, SF 1250 and SF 1265.
[0162] As the phenyl silicone oil, phenyltrimethicone (in the above formula, R1 to R 10 are methyl, p, q and n = 0, and m = 1) is preferred.
[0163] The hydrocarbon oil can be selected from the following: - Linear or branched, optionally cyclic C5 - C 19 alkanes. Examples that can be cited include hexane, undecane, dodecane, tridecane and isoparaffins such as isocetane, isododecane and isodecane. - Linear or branched hydrocarbons containing more than 16 carbon atoms, such as liquid paraffin, liquid petrolatum, polydecene and hydrogenated polyisobutene such as Parleam®, and squalane.
[0164] Preferred examples of the hydrocarbon oil include, for example, linear or branched hydrocarbons such as isocetane, isododecane, squalane, mineral oil (such as liquid paraffin), paraffin, petrolatum or petroleum, naphthalenes, etc.; hydrogenated polyisobutene, isoeicosane and decene / butene copolymer; and mixtures thereof.
[0165] The term "aliphatic" in aliphatic alcohol means that it contains a relatively large number of carbon atoms. Therefore, alcohols having 4 or more, preferably 6 or more, more preferably 12 or more carbon atoms are included within the scope of aliphatic alcohols. The aliphatic alcohol may be saturated or unsaturated. The aliphatic alcohol may be linear or branched.
[0166] The aliphatic alcohol may have the structure R-OH (wherein R is selected from saturated and unsaturated, linear and branched groups containing 4 to 40 carbon atoms, preferably 6 to 30 carbon atoms, more preferably 12 to 20 carbon atoms). In at least one embodiment, R is C 12 ~C 20 alkyl group and C 12 ~C 20 alkenyl group. R may or may not be substituted with at least one hydroxyl group.
[0167] Examples of aliphatic alcohols include lauryl alcohol, cetyl alcohol, stearyl alcohol, isostearyl alcohol, behenyl alcohol, undecylenyl alcohol, myristyl alcohol, octyldodecanol, hexyl decanol, oleyl alcohol, linoleyl alcohol, palmitoleyl alcohol, arachidonyl alcohol, erucyl alcohol, and mixtures thereof.
[0168] The aliphatic alcohol is preferably a saturated aliphatic alcohol.
[0169] Therefore, the aliphatic alcohol can be selected from linear or branched, saturated or unsaturated C6-C 30 alcohols, preferably linear or branched saturated C6-C 30 alcohols, more preferably linear or branched saturated C 12 ~C 20 alcohols.
[0170] Here, the term "saturated aliphatic alcohol" means an alcohol having a long-chain aliphatic saturated carbon chain. The saturated aliphatic alcohol is preferably selected from any linear or branched saturated C6-C 30 aliphatic alcohols. Among the linear or branched saturated C6-C 30 aliphatic alcohols, linear or branched saturated C 12 -C 20 aliphatic alcohols can preferably be used. Any linear or branched saturated C 16 -C 20 aliphatic alcohols can more preferably be used. Branched C 16 -C 20 aliphatic alcohols can even more preferably be used.
[0171] Examples of saturated aliphatic alcohols include lauryl alcohol, cetyl alcohol, stearyl alcohol, isostearyl alcohol, behenyl alcohol, undecylenyl alcohol, myristyl alcohol, octyldodecanol, hexyl decanol, and mixtures thereof. In one embodiment, cetyl alcohol, stearyl alcohol, octyldodecanol, hexyl decanol, or a mixture thereof (such as cetearyl alcohol), and behenyl alcohol can be used as the saturated aliphatic alcohol.
[0172] According to at least one embodiment, the aliphatic alcohol used in the composition according to the present invention is preferably selected from cetyl alcohol, octyldodecanol, hexyl decanol, and mixtures thereof.
[0173] (f) The oil is also preferably selected from oils having a molecular weight of less than 600 g / mol.
[0174] Preferably, (f) the oil has a low molecular weight such as less than 600 g / mol and has one or more short hydrocarbon chains (C1-C 12ester oils having (e.g., isopropyl lauroyl sarcosinate, isopropyl myristate, isopropyl palmitate, isononyl isononanoate, and ethylhexyl palmitate), silicone oils (e.g., volatile silicones such as cyclohexasiloxane), hydrocarbon oils (e.g., isododecane, isohexadecane, and squalane), branched and / or unsaturated aliphatic alcohols (C 12 ~C 30 ) type oils, such as octyldodecanol and oleyl alcohol, and ether oils, such as dicaprylyl ether.
[0175] (f) The oil can be selected from polar oils and non-polar oils, preferably ester oils and hydrocarbon oils, more preferably isopropyl myristate, diisopropyl sebacate, isopropyl lauroyl sarcosinate, (caprylic acid / capric acid) coconut alkyl, C15 - C19 alkanes, and mixtures thereof.
[0176] The amount of (f) oil in the composition according to the present invention may be 1% by mass or more, preferably 5% by mass or more, more preferably 10% by mass or more, based on the total mass of the composition.
[0177] On the other hand, the amount of (f) oil in the composition according to the present invention may be 50% by mass or less, preferably 45% by mass or less, more preferably 40% by mass or less, based on the total mass of the composition.
[0178] The amount of (f) oil in the composition according to the present invention may be in the range of 1% by mass to 50% by mass, preferably 5% by mass to 45% by mass, more preferably 10% by mass to 40% by mass, based on the total mass of the composition.
[0179] (Water) The composition according to the present invention may contain (g) water.
[0180] The amount of (g) water in the composition according to the present invention may be 30% by mass or more, preferably 35% by mass or more, more preferably 40% by mass or more, based on the total mass of the composition.
[0181] On the other hand, the amount of (g) water in the composition according to the present invention may be 80% by mass or less, preferably 70% by mass or less, more preferably 60% by mass or less, based on the total mass of the composition.
[0182] The amount of (g) water in the composition according to the present invention may be in the range of 30% by mass to 80% by mass, preferably 35% by mass to 70% by mass, more preferably 40% by mass to 60% by mass, based on the total mass of the composition.
[0183] (pH) The composition according to the present invention may have a pH of 8.0 or less, preferably 7.5 or less, more preferably 7.0 or less, measured at 25°C.
[0184] The composition according to the present invention may have a pH of 5.0 or more, preferably 5.5 or more, more preferably 6.0 or more, measured at 25°C.
[0185] The composition according to the present invention may have a pH of 5.0 to 8.0, preferably 5.5 to 7.5, more preferably 6.0 to 7.0, measured at 25°C.
[0186] Alkali agent: The composition according to the present invention may contain at least one alkali agent. Two or more alkali agents may be used in combination. Therefore, a single type of alkali agent or a combination of different types of alkali agents can be used.
[0187] The alkali agent may be an inorganic alkali agent. The alkali agent is preferably non-volatile. The inorganic alkali agent is preferably selected from the group consisting of alkali metal hydroxides; alkaline earth metal hydroxides; and alkali metal phosphates and hydrogen phosphates such as sodium phosphate or monosodium hydrogen phosphate.
[0188] Examples of inorganic alkali metal hydroxides include sodium hydroxide, lithium hydroxide, and potassium hydroxide. Examples of alkaline earth metal hydroxides include calcium hydroxide and magnesium hydroxide. As the inorganic alkali agent, sodium hydroxide and potassium hydroxide are preferred.
[0189] The alkali agent may be an organic alkali agent. The organic alkali agent is preferably selected from the group consisting of monoamines and diamines.
[0190] Examples of monoamines include alkanolamines, such as mono-, di-, and tri-ethanolamines containing 1 to 3 hydroxyalkyl (C1-C4) groups. In particular, the alkanolamine can be selected from monoethanolamine, diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine, N,N-dimethylethanolamine, 2-amino-2-methyl-1-propanol, triisopropanolamine, 2-amino-2-methyl-1,3-propanediol, 3-amino-1,2-propanediol, 3-dimethylamino-1,2-propanediol, and tris(hydroxymethylamino)methane.
[0191] The diamine has the following structural formula (B):
[0192]
Chemical formula
[0193] (In the formula, W represents an alkylene such as propylene optionally substituted by a hydroxyl or C1-C4 alkyl group, and R a , R b , R c and R d each independently represents a hydrogen atom, an alkyl group, or a C1-C4 hydroxyalkyl group), and this may be exemplified by 1,3-propanediamine and its derivatives.
[0194] The amount of the alkali agent in the composition according to the present invention may be 0.01% by mass or more, preferably 0.05% by mass or more, more preferably 0.1% by mass or more, based on the total mass of the composition.
[0195] On the other hand, the amount of the alkali agent in the composition according to the present invention may be 15% by mass or less, preferably 10% by mass or less, more preferably 5% by mass or less, based on the total mass of the composition.
[0196] Therefore, the amount of the alkali agent in the composition according to the present invention may be 0.01% to 15% by mass, preferably 0.05% to 10% by mass, more preferably 0.1% to 5% by mass, based on the total mass of the composition.
[0197] Acid: The composition according to the present invention may contain at least one kind of acid. Two or more kinds of acids may be used in combination. Therefore, a single type of acid or a combination of different types of acids can be used.
[0198] The acid can be used to adjust the pH of the composition according to the present invention.
[0199] Examples of the acid include any inorganic acid or organic acid generally used in cosmetics, such as citric acid, lactic acid, sulfuric acid, phosphoric acid, or hydrochloric acid (HCl). HCl may be preferred in some cases.
[0200] The amount of the acid in the composition according to the present invention may be 0.01% by mass or more, preferably 0.05% by mass or more, more preferably 0.1% by mass or more, based on the total mass of the composition.
[0201] On the other hand, the amount of the acid in the composition according to the present invention may be 15% by mass or less, preferably 10% by mass or less, more preferably 5% by mass or less, based on the total mass of the composition.
[0202] Therefore, the amount of the acid in the composition according to the present invention may be 0.01% by mass to 15% by mass, preferably 0.05% by mass to 10% by mass, more preferably 0.1% by mass to 5% by mass, based on the total mass of the composition.
[0203] [Additional optional components] The composition according to the present invention may also contain an effective amount of additional optional components that are conventionally known in the art of cosmetic compositions, such as anionic, cationic or amphoteric surfactants; organic powders different from component (e); thickeners different from component (a); sequestering agents such as EDTA and trisodium ethylenediaminedisuccinate; preservatives; vitamins or provitamins such as panthenol; fragrances; and plant extracts, etc.
[0204] The composition according to the present invention may contain one or several cosmetically acceptable organic solvents, such as alcohols, especially monohydric alcohols such as ethyl alcohol, isopropyl alcohol, benzyl alcohol, phenoxyethanol and phenylethyl alcohol; diols such as ethylene glycol, caprylyl glycol, propylene glycol, dipropylene glycol and butylene glycol; other polyols such as glycerol, sugars and sugar alcohols; and ethers such as ethylene glycol monomethyl, monoethyl and monobutyl ethers, propylene glycol monomethyl, monoethyl and monobutyl ethers, and butylene glycol monomethyl, monoethyl and monobutyl ethers.
[0205] The organic water-soluble solvent may be present in an amount in the range of 0.01% by mass or more, preferably 0.1% by mass or more, more preferably 1% by mass or more, based on the total mass of the composition.
[0206] The organic water-soluble solvent may be present in an amount in the range of 20% by mass or less, preferably 15% by mass or less, more preferably 10% by mass or less, based on the total mass of the composition.
[0207] The organic water-soluble solvent may be present in an amount in the range of 0.01% to 20% by mass, preferably 0.1% to 15% by mass, more preferably 1% to 10% by mass, based on the total mass of the composition.
[0208] The composition according to the present invention may preferably not contain phospholipids.
[0209] (Preparation and properties) The composition according to the present invention can be prepared by mixing the essential components described above and, if necessary, the optional components described above.
[0210] The methods and means for mixing the above essential components and optional components are not limited. Using any conventional methods and means, the above essential components and optional components can be mixed to prepare the composition according to the present invention. Conventional methods and means may include homogenizers, such as turbine mixers.
[0211] [Form] The composition according to the present invention can be in various forms.
[0212] Since the composition according to the present invention may contain (d) a lipophilic organic UV filter and be similar to oil, when the composition according to the present invention contains (g) water, the composition according to the present invention may be in the form of an emulsion, preferably an O / W emulsion or a W / O emulsion, more preferably an O / W emulsion.
[0213] The composition according to the present invention in the form of an O / W emulsion contains a dispersed fatty phase, for example, an oil phase dispersed in a continuous aqueous phase. The dispersed fatty phase can be in the form of oil droplets in the aqueous phase.
[0214] Since (a) an amphiphilic polymer and / or (b) a polysaccharide can function as a thickener, the aqueous phase may be thickened. The composition according to the present invention is preferably in the form of an O / W gel emulsion.
[0215] The O / W type composition or structure composed of a fatty phase dispersed in an aqueous phase has an aqueous phase on the outside. Therefore, the composition according to the present invention having an O / W type composition or structure can provide a pleasant feeling during use because the aqueous phase provides an immediate refreshing sensation.
[0216] Furthermore, the composition according to the present invention may be in the form of a multiple emulsion, for example, an O / W / O emulsion or a W / O / W emulsion.
[0217] Furthermore, the composition according to the present invention having an O / W type composition or structure may contain a multiple emulsion, for example, an O / W / O / W emulsion.
[0218] The appearance of the composition according to the present invention in the form of an emulsion can be a paste or a cream.
[0219] The composition according to the present invention preferably has a viscosity of 10,000 mPa·s or more, more preferably 15,000 mPa·s or more, and even more preferably 20,000 mPa·s or more. The viscosity can be measured at 25°C using a B-type viscometer (for example, rotor: No. 4, rotation speed: 6 rpm, measurement time: 1 minute).
[0220] The composition according to the present invention also preferably has a viscosity of 200,000 mPa·s or less, more preferably 150,000 mPa·s or less, and even more preferably 100,000 mPa·s or less at 25°C.
[0221] The composition according to the present invention may preferably have a viscosity of 10,000 mPa·s to 200,000 mPa·s, more preferably 15,000 mPa·s to 150,000 mPa·s, and even more preferably 20,000 mPa·s to 100,000 mPa·s at 25°C.
[0222] [Method and Use] The composition according to the present invention is preferably a cosmetic composition, more preferably a cosmetic composition for keratinous substances such as the skin.
[0223] The composition according to the present invention can be used for non-therapeutic methods such as cosmetic methods for treating keratinous substances such as the skin, hair, mucous membranes, nails, eyelashes, eyebrows, and / or scalp by applying it to the keratinous substance.
[0224] Accordingly, the present invention also relates to a cosmetic method for treating a keratinous substance, preferably the skin, comprising the step of applying the composition according to the present invention to the keratinous substance.
[0225] The present invention also relates to the use of the composition according to the present invention as a cosmetic, or in a cosmetic, such as a care product for the skin of the body and / or face, and / or mucous membranes, and / or scalp, and / or hair, and / or nails, and / or eyelashes, and / or eyebrows.
[0226] In other words, the composition according to the present invention can be used as a cosmetic as it is. Alternatively, the composition according to the present invention can be used as an element of a cosmetic. For example, the composition according to the present invention can be added to or combined with any other element to form a cosmetic.
[0227] The care product may be a lotion, a cream, or the like.
[0228] Since the composition according to the present invention contains (d) at least one lipophilic organic UV filter, it is preferably used as a sunscreen.
[0229] The present invention also (b) at least one polysaccharide derived from microorganisms, (c) At least one polyglyceryl fatty acid ester having an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, and having at least one hydroxyl group in the polyglyceryl moiety, (d) At least one lipophilic organic UV filter, and (e) At least one filler in a composition comprising Regarding the use of (a) at least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit for causing a texture transformation of the composition and / or for stabilizing the composition, when applied to a keratinous substance, for example the skin, preferably at the initial stage of application.
[0230] The present invention also relates to (a) At least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (c) At least one polyglyceryl fatty acid ester having an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, and having at least one hydroxyl group in the polyglyceryl moiety, (d) At least one lipophilic organic UV filter, and (e) At least one filler in a composition comprising Regarding the use of (b) at least one polysaccharide derived from microorganisms for causing a texture transformation of the composition and / or for stabilizing the composition, when applied to a keratinous substance, for example the skin, preferably at the initial stage of application.
[0231] The present invention also relates to (a) At least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (b) At least one polysaccharide derived from microorganisms, (d) At least one lipophilic organic UV filter, and (e) At least one filler In a composition comprising a keratinous substance, for example, when applied to the skin, preferably at the initial stage of application, for causing a texture transformation of the composition, the use of (c) at least one polyglyceryl fatty acid ester having an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, and having at least one hydroxyl group in the polyglyceryl moiety may also be related.
[0232] The present invention also relates to (a) at least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (b) at least one polysaccharide derived from a microorganism, (c) at least one polyglyceryl fatty acid ester having an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less, and having at least one hydroxyl group in the polyglyceryl moiety, and (d) at least one lipophilic organic UV filter in a composition comprising a keratinous substance, for example, when applied to the skin, for reducing the sticky feel, oily / oily-like feel, and / or shiny appearance of the composition, the use of (e) at least one filler may also be related.
[0233] The composition used in the above use according to the present invention may preferably contain (f) at least one oil in some cases.
[0234] The composition used in the above use according to the present invention may preferably contain (g) water in some cases.
[0235] The explanations regarding components (a) to (g) in the composition according to the present invention can be applied to the explanations in the above use according to the present invention.
Examples
[0236] The present invention will be described in more detail by way of examples, which should not be construed as limiting the scope of the present invention.
[0237] (Examples 1 to 3 and Comparative Examples 1 to 4) The following compositions in the form of O / W emulsions according to Examples 1 to 3 and Comparative Examples 1 to 4 shown in Table 1 were prepared by mixing the components shown in Table 1 as follows. (1) Mix the components in Stage A of Table 1 at 75 - 80 °C to form a homogeneous mixture (Phase A). (2) Add the components in Stage B of Table 1 to the homogeneous mixture (Phase A), and then homogenize them to obtain a homogeneous mixture (Phases A and B). (3) Add 80 wt% of the components in Stage C of Table 1 to the homogeneous mixture (Phases A and B), and then homogenize them to obtain a homogeneous mixture (Phases A, B, and 80% C). (4) Cool the homogeneous mixture (Phases A, B, and 80% C) to room temperature. (5) If present, add the components in Stage D of Table 1 to the homogeneous mixture (Phases A, B, and 80% C), and then homogenize them to obtain a homogeneous mixture (Phases A, B, 80% C, and D). (6) Add the components in Stage E of Table 1 to the homogeneous mixture (Phases A, B, 80% C, and D), and then homogenize them to obtain a homogeneous mixture (Phases A, B, 80% C, D, and E) having a pH of 6.5. (7) Mix 20 wt% of the components in Stage C of Table 1 and, if present, the components in Stage F of Table 1, and then homogenize them to obtain a homogeneous mixture (20% C and Phase F). (8) Gradually add the homogeneous mixture (20% C and Phase F) to the homogeneous mixture (Phases A, B, 80% C, D, and E) using a propeller mixer to obtain a homogeneous mixture (Phases A, B, C, D, E, and F) as the composition according to any one of Examples 1 to 3 and Comparative Examples 1 to 4.
[0238] The numerical values of the amounts of the components shown in Table 1 are all based on the "mass %" of the raw materials. (a) - (g) in Table 1 correspond to those in the claims.
[0239]
Table 1A
[0240] [Table 1B] NA: Unable to measure
[0241] [Evaluation] (Viscosity) The viscosity of each of the compositions according to Examples 1 to 3 and Comparative Examples 1 to 4 was measured at room temperature (25°C) using a B-type viscometer under the conditions of rotor: No. 4, rotation speed: 6 rpm, and measurement time: 1 minute.
[0242] The results are shown in Table 1.
[0243] (Texture conversion) Five professional sensory testers evaluated the "texture conversion" during the application of the compositions according to Examples 1 to 3 and Comparative Examples 1 to 4. Each sensory tester took each composition and applied it circularly to their own face. The sensory testers evaluated the timing at which the texture conversion (from cream to liquid) occurred, rated it from 1 (very poor) to 5 (very good), and then classified it into the following four categories based on the average score. Very good: 5.0 - 4.0 (The texture conversion is clearly felt at the initial stage of application) Good: 3.9 - 3.0 (The texture conversion is felt at the initial stage of application) Poor: 2.9 - 2.0 (The texture conversion is hardly felt at the initial stage of application) Very poor: 1.9 - 1.0 (The texture conversion is not felt at all at the initial stage of application)
[0244] The results are shown in Table 1.
[0245] (Non-sticky feeling) Five professional sensory testers evaluated the "non-sticky feeling" after the application of the compositions according to Examples 1 to 3 and Comparative Examples 1 to 4. Each sensory tester took each composition and applied it to their own face to evaluate the non-sticky feeling after application, rated it from 1 (very poor) to 5 (very good), and then classified it into the following four categories based on the average score. Very good: 5.0 - 4.0 (No stickiness is felt after application) Good: 3.9 - 3.0 (Stickiness is hardly felt after application) Poor: 2.9 - 2.0 (Stickiness is felt after application) Very poor: 1.9 - 1.0 (Stickiness is clearly felt after application)
[0246] The results are shown in Table 1.
[0247] (Non - oily / oily - feeling) Five professional sensory testers evaluated the "non - oily / oily - feeling" after application of the compositions according to Examples 1 - 3 and Comparative Examples 1 - 4. Each sensory tester took each composition, applied it to their face, evaluated the non - sticky feeling after application, rated it from 1 (very poor) to 5 (very good), and then classified it into the following four categories based on the average score. Very good: 5.0 - 4.0 (No oiliness / oiliness is felt after application) Good: 3.9 - 3.0 (Oiliness / oiliness is hardly felt after application) Poor: 2.9 - 2.0 (Oiliness / oiliness is felt after application) Very poor: 1.9 - 1.0 (Oiliness / oiliness is clearly felt after application)
[0248] The results are shown in Table 1.
[0249] (Appearance of non - shiny skin) Five professional sensory testers evaluated the "appearance of non - shiny skin" after application of the compositions according to Examples 1 - 3 and Comparative Examples 1 - 4. Each sensory tester took each composition, applied it to their face, evaluated the appearance of non - shiny skin after application, rated it from 1 (very poor) to 5 (very good), and then classified it into the following four categories based on the average score. Very good: 5.0 - 4.0 (No gloss is felt after application) Good: 3.9 - 3.0 (Gloss is hardly felt after application) Poor: 2.9 - 2.0 (Gloss can be felt after coating) Very poor: 1.9 - 1.0 (Gloss can be clearly felt after coating)
[0250] (Stability) Each composition according to Examples 1 - 3 and Comparative Examples 1 - 4 was filled into glass bottles and kept for 2 months under temperature change conditions of 4°C, 25°C, 37°C, and 45°C. Then, each sample was inspected for the degree of change (appearance, color, and odor) and evaluated according to the following criteria. Very good: Almost the same state as during production. Good: Almost no change was observed in appearance, color, and odor. Poor: Changes were clearly observed in appearance, color, and odor. Very poor: Changes in appearance, color, and odor were significantly recognized.
[0251] The results are shown in Table 1.
[0252] (Summary) As is clear from Table 1, the compositions in the form of O / W emulsions according to the present invention (Examples 1 - 3) can provide excellent cosmetic effects in terms of texture conversion during coating; non - sticky feeling, non - oily / greasy feel, and non - glossy appearance after coating; and stability under temperature changes over 2 months, which may be due to the combination of components (a), (b), (c), and (e) in the presence of component (d). Therefore, the compositions according to the present invention can provide particularly excellent touch and long - term stability even under temperature changes.
[0253] The composition according to Example 1 is more preferable than the composition according to Example 3 in terms of non - sticky feeling after coating and non - glossy appearance due to the presence of a plurality of components (c).
[0254] On the other hand, the composition according to Comparative Example 1 that does not contain component (a) (an amphiphilic polymer containing at least one hydrophilic unit and at least one hydrophobic unit) showed poor texture conversion and instability. In addition, the viscosity of the composition according to Comparative Example 1 could not be measured due to phase separation.
[0255] The composition according to Comparative Example 2 that does not contain component (b) (a polysaccharide derived from a microorganism) showed poor texture conversion and instability.
[0256] The composition according to Comparative Example 3 that does not contain component (c) (a low HLB polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety) showed poor texture conversion.
[0257] The composition according to Comparative Example 4 that does not contain component (e) (a filler) showed poor adhesiveness, oiliness / oily appearance, and a shiny appearance.
Claims
1. (a) At least one amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit, (b) At least one polysaccharide derived from microorganisms, (c) At least one polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety, (d) At least one lipophilic organic UV filter, and (e) At least one filler A composition, preferably a cosmetic composition, more preferably a skin cosmetic composition, comprising: (c) The polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety has an HLB value of 7.0 or less, preferably 6.5 or less, more preferably 6.0 or less. Composition.
2. (a) The amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit is C 8~30 alkyl (meth) acrylate, and at least one of acrylic acid, methacrylic acid, and esters thereof. The composition according to claim 1.
3. (a) The composition according to claim 1 or 2, wherein the amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit is crosslinked.
4. (a) The amphiphilic polymer comprising at least one hydrophilic unit and at least one hydrophobic unit is selected from the group consisting of (acrylates / alkyl acrylate (C10-30)) crosspolymer, (acrylates / ethylhexyl acrylate) crosspolymer, (alkyl acrylate (C8-22) / methacrylic acid) crosspolymer, (acrylates / alkyl acrylate (C10-30)) crosspolymer K, (acrylates / alkyl acrylate (C10-30)) crosspolymer Na, and mixtures thereof. The composition according to any one of claims 1 to 3.
5. The amount of the amphiphilic polymer containing (a) at least one hydrophilic unit and at least one hydrophobic unit in the composition is 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 0.5% by mass, based on the total mass of the composition. The composition according to any one of claims 1 to 4.
6. The composition according to any one of claims 1 to 5, wherein (b) the polysaccharide derived from a microorganism is selected from the group consisting of sclerotium gum, xanthan gum, and mixtures thereof.
7. The amount of the polysaccharide derived from a microorganism in the composition is 0.01% by mass to 10% by mass, preferably 0.05% by mass to 5% by mass, more preferably 0.1% by mass to 1% by mass, based on the total mass of the composition. The composition according to any one of claims 1 to 6.
8. The composition according to any one of claims 1 to 7, wherein (c) the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety is selected from polyglyceryl polyricinoleate, polyglyceryl fatty acid esters derived from two or more fatty acids, and mixtures thereof.
9. The composition according to any one of claims 1 to 8, wherein (c) the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety is selected from the group consisting of polyglyceryl polyricinoleate-6, polyglyceryl-4 (diisostearic acid / polyhydroxystearic acid / sebacic acid), and mixtures thereof.
10. The amount of the polyglyceryl fatty acid ester having at least one hydroxyl group in the polyglyceryl moiety in the composition is 0.1% by mass to 20% by mass, preferably 0.5% by mass to 15% by mass, more preferably 1% by mass to 10% by mass, based on the total mass of the composition. The composition according to any one of claims 1 to 9.
11. (d) The lipophilic organic UV filter is selected from the group consisting of droxmetrizole trisiloxane, bis(ethylhexyl oxy-phenol) methoxyphenyl triazine, ethylhexyl triazone, diethylamino hydroxybenzoyl hexyl benzoate, butyl methoxybenzoyl methane, and mixtures thereof, the composition according to any one of claims 1 to 10.
12. The amount of the (d) lipophilic organic UV filter in the composition is 1% to 30% by mass, preferably 3% to 25% by mass, more preferably 5% to 20% by mass based on the total mass of the composition, the composition according to any one of claims 1 to 11.
13. The amount of the (e) filler in the composition is 0.1% to 20% by mass, preferably 0.5% to 15% by mass, more preferably 1% to 10% by mass based on the total mass of the composition, the composition according to any one of claims 1 to 12.
14. The composition according to any one of claims 1 to 13 further comprises (f) at least one oil different from the (d) lipophilic organic UV filter and / or (g) water.
15. A beauty method for treating a keratinous substance, comprising the step of applying the composition according to any one of claims 1 to 14 to the keratinous substance.
Citation Information
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