Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
  • A61K8/89—Polysiloxanes
  • A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
  • A61K8/893—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone modified by an alkoxy or aryloxy group, e.g. behenoxy dimethicone or stearoxy dimethicone
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/10—Preparations containing skin colorants, e.g. pigments for eyes, e.g. eyeliner, mascara

Definitions

• the present invention relates to makeup cosmetics, in particular, the usability and improvement of dustiness.
• a large amount of volatile oil is blended for the purpose of improving skin familiarity when applied to the composition.
• blending a large amount of volatile oil improves skin familiarity during application, but as the volatile oil volatilizes, it may cause scumming (a decrease in smoothness) on the application surface. It was. Therefore, in cosmetics containing a sufficient amount of volatile oil to obtain skin familiarity at the time of application, the volatile oil remains on the skin after volatilization and prevents the occurrence of dusting.
• Non-volatile oil is blended.
• an amount of non-volatile oil sufficient to prevent the above-mentioned scumming is blended into cosmetics, there is a problem that oiliness is generated as the amount of non-volatile oil increases.
• Patent Document 1 discloses a dispersion stability of a pigment in a liquid oil as a dispersion medium by a carboxylic acid modified silicone having a specific structure. Pigment dispersions and cosmetics with improved properties are disclosed. Dispersibility improvement of the powder component by the dispersant makes it possible to stably disperse the powder component at a high concentration in a dispersion medium such as oil, so the use of such a dispersant prevents the occurrence of dusting. It was thought that the amount of non-volatile oil necessary for the oil was reduced to such an extent that oiliness did not occur.
• the polyether-modified silicone improves the dispersibility of oils and inorganic components as a surfactant, there is a problem that the composition causes a decrease in feeling of use due to stickiness derived from the components in proportion to the blending amount.
• the carboxylic acid-modified silicone described in Patent Document 1 also improves the dispersion stability of the powder, but at the same time, the viscosity of the composition also increases and the fluidity in the coating film is lacking. I could't.
• the present invention has been made in view of the above problems, and an object of the present invention is to provide a makeup cosmetic that does not cause dusting after application.
• the makeup cosmetic according to the present invention is (A) 0.1 to 10% by mass of a carboxylic acid-modified silicone having a molecular weight of 800 or less represented by the following general formula (1):
• R 1 to R 3 is a functional group represented by —O—Si (R 4 ) 3 (R 4 is an alkyl group having 1 to 6 carbon atoms or a phenyl group)
• R 4 is an alkyl group having 1 to 6 carbon atoms or a phenyl group
• R 1 to R 3 may be the same or different substituted or unsubstituted monovalent hydrocarbon groups, and A is represented by C q H 2q.
• the makeup cosmetic according to the present invention is preferably a water-in-oil emulsion composition containing a nonionic surfactant having an HLB of 7 or less and an aqueous phase component. Moreover, it is suitable for the makeup cosmetics which concern on this invention that the amount of hydrophobic residual components is less than the compounding quantity of a powder component.
• the component (A) is preferably carboxydecyltrisiloxane.
• smudge refers to a squeaky feeling caused by friction when the volatile oil components are volatilized and then brought into direct contact with each other, and means a state lacking smoothness.
• (A) Carboxylic acid-modified silicone The carboxylic acid-modified silicone used in the present invention is represented by the following general formula (1).
• R 1 to R 3 is a functional group represented by —O—Si (R 4 ) 3
• R 4 is an alkyl group having 1 to 6 carbon atoms or phenyl Indicates a group.
• the remaining R 1 to R 3 represent a substituted or unsubstituted monovalent hydrocarbon group which may be the same or different.
• A is a linear or branched alkylene group represented by C q H 2q , and q is an integer of 0-20.
• the molecular weight of the carboxylic acid-modified silicone represented by the general formula (1) is 800 or less.
• R 4 is either an alkyl group having 1 to 6 carbon atoms or a phenyl group.
• alkyl group having 1 to 6 carbon atoms include methyl, ethyl, n-propyl, i-propyl, n-butyl, i-butyl, s-butyl, t-butyl, pentyl, neopentyl, cyclopentyl, hexyl and the like. Examples include linear, branched or cyclic alkyl groups.
• Examples of the functional group represented by —O—Si (R 4 ) 3 include —O—Si (CH 3 ) 3 , —O—Si (CH 3 ) 2 (C 2 H 5 ), —O—Si. (CH 3 ) 2 (C 3 H 7 ), —O—Si (CH 3 ) 2 (C 4 H 9 ), —O—Si (CH 3 ) 2 (C 5 H 11 ), —O—Si (CH 3 ) 2 (C 6 H 13 ), —O—Si (CH 3 ) 2 (C 6 H 5 ), and the like.
• the functional group is preferably a trialkylsiloxy group, and more preferably a trimethylsiloxy group.
• R 1 is an alkyl group having 1 to 6 carbon atoms
• R 2 and R 3 are trialkylsiloxy groups
• q is 4 to 20
• examples include acid-modified silicone. Most preferred is carboxydecyltrisiloxane.
• the amount of the carboxylic acid-modified silicone is preferably 0.1 to 10% by mass, more preferably 0.1 to 5% by mass, and still more preferably 0.2 to 2% by mass. If the blending amount is less than 0.1% by mass, the dispersion of the nonvolatile oil may be insufficient and the cosmetic feel may be lowered. Further, even if the blending amount exceeds 10% by mass, the effect of suppressing the scumming of the present invention is obtained, but there is no improvement in the effect according to the increase in the blending amount, and it is used instead by an excessive carboxylic acid-modified silicone. The feeling may be reduced.
• the molecular weight of the carboxylic acid-modified silicone represented by the general formula (1) is 800 or less, and it is preferable not to use a high molecular weight carboxylic acid-modified silicone having a molecular weight exceeding 800 in combination.
• the component may cause an increase in viscosity or stickiness of the composition.
• a nonvolatile oil component is an oil component which does not show volatility at room temperature (25 degreeC).
• the non-volatile oil used in the makeup cosmetic according to the present invention is not particularly limited as long as it is an oil that satisfies the above-described conditions and is usually used in a skin external preparation such as cosmetics and pharmaceuticals.
• non-volatile oils examples include avocado oil, camellia oil, turtle oil, macadamia nut oil, corn oil, mink oil, olive oil, rapeseed oil, egg yolk oil, sesame oil, persic oil, wheat germ oil, sasanca oil, castor oil Oil, flaxseed oil, safflower oil, cottonseed oil, eno oil, soybean oil, peanut oil, tea seed oil, kaya oil, rice bran oil, cinnagari oil, Japanese kiri oil, jojoba oil, germ oil, palm oil, palm oil, bird Liquid fats such as glycerin; beeswax, candelilla wax, cotton wax, carnauba wax, bayberry wax, ibota wax, whale wax, montan wax, nuka wax, lanolin, kapok wax, lanolin acetate, liquid lanolin, sugarcane wax, lanolin fatty acid isopropyl, hexyl laurate, reduced Lan
• Ether oil it includes ultraviolet absorbers such as benzophenone derivatives; silicone resins such as trimethylsiloxysilicic acid; dimethylpolysiloxane, methylphenyl polysiloxane, linear polysiloxanes such as methyl hydrogen polysiloxane.
• the non-volatile oil can be blended in one or more kinds.
• examples of such commercially available silicone oil include KF-96A-6CS, silicone KF-56, KF-96A-20CS, KF-96A-100CS (all manufactured by Shin-Etsu Chemical Co., Ltd.) and the like.
• the amount of the nonvolatile oil component is preferably 0.1 to 20% by mass, more preferably 1 to 10% by mass, and further preferably 1 to 5% by mass. It is. If the blending amount is less than 0.1% by mass, dusting may occur as the volatile oil component volatilizes. Moreover, when the said compounding quantity exceeds 20 mass%, oiliness and stickiness may arise in cosmetics.
• the volatile oil used in the makeup cosmetic according to the present invention is particularly volatile oil as long as it exhibits volatility at room temperature (25 ° C.) and is usually used in skin external preparations such as cosmetics and pharmaceuticals. Not limited.
• volatile oils include chain polysiloxanes such as decamethyltetrasiloxane, hexamethyldisiloxane, and dodecamethylpentasiloxane, and cyclic polysiloxanes such as octamethylcyclotetrasiloxane and decamethylcyclopentasiloxane.
• the volatile oil can be blended in one or more kinds.
• the volatile oil contains volatile silicone such as cyclic polysiloxane such as decamethyltetrasiloxane.
• the blending amount of the volatile oil is preferably 1 to 50% by mass, more preferably 5 to 35% by mass, and further preferably 10 to 30% by mass. .
• the feeling of use due to the volatile oil such as skin familiarity during application may be insufficient.
• the compounding quantity exceeds 50 mass%, the compounding quantity of the non-volatile oil part which can be mix
• powder component used for the makeup cosmetics which concern on this invention can be used for cosmetics, a pharmaceutical, and a quasi-drug, there will be no restriction
• powder components include, for example, talc, kaolin, sericite (sericite), bentonite, organically modified bentonite, muscovite, phlogopite, synthetic mica, red mica, biotite, calcined talc, calcined sericite, calcined Muscovite, calcined phlogopite, permiculite, magnesium carbonate, calcium carbonate, aluminum silicate, barium silicate, calcium silicate, magnesium silicate, strontium silicate, metal tungstate, magnesium, silica, zeolite, barium sulfate, calcined Calcium sulfate (baked gypsum), calcium phosphate, fluorine apatite, hydroxyapatite, ceramic powder, metal soap
• titanium oxide low-order titanium oxide, colored titanium oxide, iron oxide, alumina, silica, zirconia, zinc oxide, cobalt oxide, aluminum, etc. coated as a functional pearl pigment, resin particles on the surface of the pearl pigment Coated with aluminum hydroxide particles on the surface of the pearl pigment (JP-A-11-92688) (JP 2002-146238), pearl pigment surface coated with zinc oxide particles (JP 2003-261421), pearl pigment surface coated with barium sulfate particles (JP 2003-61229), etc .; metal Powder pigments (for example, aluminum powder, copper powder, etc.); Organic pigments such as zirconium, barium or aluminum lake (for example, red 201, red 202, red 204, red 205, red 220, red 226, Red 228, Red 405, Orange 203, Orange 204, Yellow 205, Yellow 401, Blue 404, Red 404, Red 104, Red 106, Red 227, Red 230, Red 401 No.,
• the above powder component has been hydrophobized using a hydrophobizing agent such as silicone, dextrin fatty acid ester, higher alcohol, fatty acid ester, metal soap, amino acid, alkyl phosphoether, or fluorine compound. May be.
• a hydrophobizing agent such as silicone, dextrin fatty acid ester, higher alcohol, fatty acid ester, metal soap, amino acid, alkyl phosphoether, or fluorine compound. May be.
• the powder components can be blended in one or a combination of two or more. In the present invention, it is particularly preferable to use an inorganic powder subjected to a hydrophobic treatment or a hydrophobic organic powder.
• the amount of the powder component is preferably 2 to 95% by mass, more preferably 5 to 70% by mass, and further preferably 10 to 50% by mass. If the blending amount is less than 2% by mass, the makeup effect as a makeup cosmetic may be insufficient. Moreover, when the said compounding quantity exceeds 95 mass%, a composition will become powdery by an excess powder component, and it will become easy to produce a scouring.
• the makeup cosmetics according to the present invention are components that are usually used in skin external preparations such as cosmetics and pharmaceuticals, for example, anionic surfactants and cationic interfaces, within the range not impairing the effects of the present invention.
• the dosage form of the makeup cosmetic according to the present invention is not limited as long as the above essential components are blended, and it is particularly preferable to use an oily cosmetic or a water-in-oil emulsified cosmetic.
• the cosmetic of the present invention includes, for example, an oil phase component containing the essential components and a nonionic surfactant having an HLB (hydrophilic / lipophilic balance) of 7 or less. And an aqueous phase component containing water and an optional aqueous component are added and emulsified.
• lipophilic nonionic surfactant having an HLB of 7 or less examples include glyceryl monostearate [HLB3.8], glyceryl monooleate [HLB3.7], glyceryl monoisostearate [HLB5], and sesquiisostearic acid.
• Glyceryl fatty acid esters such as glyceryl, glyceryl monooleate [HLB3.4], glyceryl dioleate [HLB1.8], glyceryl sesquioleate; polyglyceryl diisostearate [HLB6.0], polyglyceryl triisostearate [HLB4.0], Decaglyceryl pentaisostearate [HLB3.5], decaglyceryl pentaoleate [HLB3.5], diglyceryl monoisostearate [HLB4.7], diglyceryl isostearate [HLB5.5], Polyglycerin fatty acid esters such as diglyceryl isostearate [HLB3.7], diglyceryl monooleate [HLB5.5], diglyceryl dioleate [HLB3.7]; sorbitan monooleate [HLB4.3], tristearic acid Sorbitan fatty acid esters such as sorbitan [HLB2.1], sorbitan trioleate [HLB1.7], sorbitan is
• Polyoxyethylene hydrogenated castor oil such as POE (5) [HLB6.0], POE (7.5) [HLB6.0], POE (10) [HLB6.5] hydrogenated castor oil; dipolyhydroxystearic acid ester , Dipolyhydroxy stearyl High molecular weight lipophilic active agent such as polyglyceryl acid-2 (manufactured by Cognis: PGPH), PEG30 dipolyhydroxystearate [HLB5.5] (manufactured by Unikema: Aracel P135); cetyl polyether-modified silicone (for example, Goldschmidt) Manufactured by: ABIL EM90), polyether-modified silicone (eg, Shin-Etsu Chemical Co., Ltd .: KF6017), cross-linked polyether-modified silicone (eg, Shin-Etsu Chemical Co., Ltd .: KSG series), and other polyether-based silicones; polyglycerin Examples thereof include polyglycerin-based silicones such as modified silicone
• one or more nonionic surfactants having an HLB or less can be blended, and in particular, polyether-modified silicone (for example, manufactured by Shin-Etsu Chemical Co., Ltd .: Preferably, KF6017) is included.
• polyether-modified silicone for example, manufactured by Shin-Etsu Chemical Co., Ltd .: Preferably, KF6017
• the blending amount of the nonionic surfactant is in accordance with the blending amount in a known water-in-oil emulsified cosmetic, but is preferably 0.1 to 5% by mass.
• the amount is preferably 1 to 5% by mass, more preferably 1 to 3% by mass.
• the powder component is dispersed in the residual oil component other than the volatile oil component, that is, the hydrophobic residual component. Therefore, it is preferable that the hydrophobic residual component, particularly the non-volatile oil component, is blended to such an extent that the powder component can be sufficiently dispersed even in the composition after coating. As long as each component is used within the above-mentioned blending amount range, the suppression of dusting is sufficient, but in particular, it has a feeling of use such as good skin cosmetics and uniformity of the coating film.
• the amount of the hydrophobic residual component is less than the amount of the powder component, that is, Hydrophobic residual component amount / powder component amount ⁇ 1 It is preferable to prepare such that
• the hydrophobic residual component in this invention is an oil-based component (oil phase component) which remains on a coating object after application
• the composition of the present invention can take any properties such as liquid, semi-solid, solid, and powder depending on the components to be blended. However, in consideration of the effects of the present invention, the composition is particularly preferably liquid.
• the product form of the makeup cosmetic of the present invention include foundations, makeup bases, eye shadows, mascaras, lipsticks, teak colors, face powders, body powders, perfume powders, baby powders, pressed powders, and deodorant powders. , interesting and the like.
• the form of foundation is particularly preferred, and it can be suitably used as a liquid (liquid) foundation.
• composition liquid foundation
• feeling of use good skin familiarity during coating, uniformity of coating film, coating 1
• An answer was obtained regarding the feeling of squeakiness (no squeaking) after time, and the feeling of use of each composition was evaluated as follows according to the number of people who answered that it was excellent. The results are shown in Table 1.
• R 1 is a methyl group
• R 2 and R 3 are trimethylsiloxy groups
• A is a linear C 8 H 16 (molecular weight 406) * 2
• High molecular weight carboxylic acid-modified silicone represented by the following formula (molecular weight 1072)
• Test Examples 1-3 to 1-6 containing 0.1 to 10% by mass of carboxydecyltrisiloxane as the specific carboxylic acid-modified silicone of the present invention were highly evaluated in all items. It became.
• Test Example 1-1 in which carboxydecyltrisiloxane was not blended and in Test Example 1-2 in which the component was blended only at 0.05% by mass, (B) relative to the powder component of (D) Since the amount of dimethylpolysiloxane, which is a non-volatile oil component, was small, non-uniformity of the coating film and squeaky sensation due to excessive powder components were recognized.
• Test Example 1-7 in which 15% by mass of carboxydecyltrisiloxane was blended, the familiarity of the skin during application with (C) volatile oil was impaired due to the excess of the components.
• Test Example 1-8 using a high molecular weight carboxylic acid-modified silicone instead of carboxydecyltrisiloxane, the evaluation was low for any of the items, and Test Example 1 in which the component was used in combination with carboxydecyltrisiloxane. In 9, the evaluation of each item was improved, but the effects were all insufficient. Further, in Test Example 1-10 in which the amount of the polyether-modified silicone used as the surfactant was increased by that amount without using carboxydecyltrisiloxane, compared to the test example using carboxydecyltrisiloxane, The evaluation was low.
• the carboxylic acid-modified silicone having a specific structure promotes the action of suppressing dusting by an appropriate amount of blending, and on the other hand, does not impair the good usability when applied with volatile oil. it is obvious. Therefore, according to the present invention, by blending 0.1 to 10% by mass of the carboxylic acid-modified silicone having the specific structure, the non-volatile oil can be ground without using the volatile oil so as not to deteriorate the feeling of use. Can be sufficiently suppressed.

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• 2013
  • 2013-01-25 JP JP2013012224A patent/JP5295440B2/ja active Active
  • 2013-01-25 WO PCT/JP2013/051618 patent/WO2013115099A1/fr not_active Ceased
  • 2013-01-29 TW TW102103270A patent/TW201336525A/zh unknown

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