Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q19/00—Preparations for care of the skin
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/04—Dispersions; Emulsions
  • A61K8/06—Emulsions
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/04—Dispersions; Emulsions
  • A61K8/06—Emulsions
  • A61K8/062—Oil-in-water emulsions
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/04—Dispersions; Emulsions
  • A61K8/06—Emulsions
  • A61K8/064—Water-in-oil emulsions, e.g. Water-in-silicone emulsions
• • 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
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/31—Hydrocarbons
• • 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
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/37—Esters of carboxylic acids
• • 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
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/37—Esters of carboxylic acids
  • A61K8/375—Esters of carboxylic acids the alcohol moiety containing more than one hydroxy group
• • 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
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/39—Derivatives containing from 2 to 10 oxyalkylene groups
• • 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
• • 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
  • 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
  • A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
  • A61K8/98—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution of animal origin
  • A61K8/981—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution of animal origin of mammals or bird
• • 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
• • 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
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
  • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/42—Colour properties
  • A61K2800/43—Pigments; Dyes

Definitions

• the present invention provides a liquid oily composition that has a light feel, excellent water repellency, and excellent pigment dispersibility, and that can impart durability to a cosmetic film when used as a base oil for various cosmetics. and a cosmetic containing the liquid oily composition.
• Cosmetics composed of oil, water, powder, etc. are required to be easy to apply to the skin, have a clean finish of the cosmetic film, and have a long lasting cosmetic film.
• a special oil is used.
• oils with low viscosity have a light touch and are easy to apply to the skin, but the durability of the cosmetic film is poor.
• highly viscous oil spreads slowly and may feel sticky.
• silicone compounds such as silicone oil and silicone resin
• silicone oils and silicone resin are known as ingredients that have a long lasting cosmetic film due to their light feel and high water repellency.
• silicone compounds have drawbacks such as poor compatibility with other cosmetic raw materials and poor pigment dispersibility. It may cause problems such as poor storage stability.
• Patent Document 1 by making a film using a film-forming silicone resin, it is possible to prevent the makeup from collapsing due to the mixing of the cosmetic film and sebum. Disclosed is an emulsified cosmetic that spreads and has excellent stability over time.
• Patent Document 2 by blending a specific powder in addition to a film-forming silicone resin, it spreads well and is smooth, does not feel a burden on the skin, and has a cosmetic effect that lasts for a long time. , discloses an emulsified cosmetic that provides excellent uniformity of the cosmetic film.
• Patent Document 3 discloses that a monoester obtained by esterifying a branched fatty acid and a branched alcohol for improving compatibility with a silicone compound improves skin familiarity and richness in use. However, the water repellent effect and the dispersibility of the pigment are not sufficient.
• JP-A-2002-47129 JP 2006-265213 A Japanese Patent Application Laid-Open No. 2017-8000
• the object of the present invention is to have a light touch, excellent water repellency, or excellent pigment dispersibility, and when used as a base oil in various cosmetics, to achieve long-lasting cosmetic films and excellent storage stability.
• a liquid oily composition obtained by mixing a compound and a silicone oil that is liquid at 20° C. and that can be uniformly and transparently mixed with the liquid ester compound at a mass ratio of 1:1 at a constant mass ratio.
• the liquid oily composition and cosmetic according to the present invention include the following aspects [1] to [10].
• [1] Contains the following components (A) and (B), A liquid oily composition, wherein the mass ratio ((A)/(B)) of the content of component (A) in the entire composition to the content of component (B) in the entire composition is 0.05 to 4. thing.
• Component (A) Liquid at 20°C, having a 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl structure in the fatty chain and having a hydroxyl value of 5 to 100 mgKOH/g ester oil.
• Component (B) A silicone oil that is liquid at 20°C and compatible with component (A) at a mass ratio of 1:1.
• the component (A) is tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2, and di(2-(1,3 ,3-trimethylbutyl)-5,7,7-trimethyloctyl).
• the component (A) is tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2;
• a cosmetic comprising the liquid oily composition according to any one of [1] to [5].
• [7] Contains the following components (A) and (B), A cosmetic, wherein the mass ratio ((A)/(B)) of the content of the component (A) in the entire cosmetic to the content of the component (B) in the entire cosmetic is 0.05-4.
• Component (A) Liquid at 20°C, having a 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl structure in the fatty chain and having a hydroxyl value of 5 to 100 mgKOH/g ester oil.
• Component (B) A silicone oil that is liquid at 20°C and compatible with component (A) at a mass ratio of 1:1.
• Component (C) Powder.
• Component (D) A volatile oil that is a volatile hydrocarbon and/or a volatile silicone.
• [10] further contains components (E) and (F), The cosmetic according to any one of [6] to [9], which is an O/W emulsified cosmetic or a W/O emulsified cosmetic.
• Component (F) Surfactant.
• the liquid oily composition according to the present invention has a light feel, excellent water repellency, or excellent pigment dispersibility. storage stability can be imparted. Therefore, the liquid oily composition is suitable as a raw material for make-up cosmetics, sunscreen cosmetics, and the like, in which a long-lasting cosmetic film is required.
• the cosmetic according to the present invention contains the liquid oily composition as one of the oily components, so that the cosmetic film has excellent durability, good color development, little dullness, or storage stability. It is a cosmetic that is excellent in water resistance or can impart water resistance and has a good feeling when used.
• the liquid oily composition according to the present invention has, as component (A), a 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl structure in the fatty chain and a hydroxyl value of 5 to It contains an ester oil that is liquid at 20°C at 100 mgKOH/g, and contains as component (B) a silicone oil that is liquid at 20°C and is compatible with component (A) at a mass ratio of 1:1.
• silicone oil is widely known as a conventional water-repellent material.
• silicone oil by mixing silicone oil with a specific liquid ester oil in a specific mass ratio, the water repellent effect is enhanced, and the shortcomings of the liquid ester oil and silicone oil are compensated.
• the ester oil having a 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl structure in the fatty chain and having a hydroxyl value of 5 to 100 mgKOH/g and being liquid at 20°C means an ester A compound having a structure (also referred to as an esterified product), wherein 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyl is added to at least one of the structural moiety derived from a carboxylic acid or the structural moiety derived from an alcohol It means an ester oil that has an octyl structure and a hydroxyl value of 5 to 100 mgKOH/g and is liquid at 20°C.
• 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid and 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanol are known compounds. It can be produced according to a method known per se, or commercially available products can be used.
• Examples of the polyol having two or more hydroxyl groups in the molecule to be esterified with 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid include 1,2-propanediol, 1,3-propanediol, 1,3-butylene glycol, neopentyl glycol, dipropylene glycol, glycerin, diglycerin, triglycerin, tetraglycerin, pentaerythritol, dipentaerythritol and the like, among which glycerin and diglycerin preferable.
• organic acid having one or more carboxylic acid groups and one or more hydroxyl groups in the molecule to be esterified with 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanol Lactic acid, malic acid, citric acid, glyceric acid, tartaric acid and the like can be mentioned, among which malic acid is preferred.
• the liquid ester oil of component (A) has a hydroxyl value of 5 to 100 mgKOH/g.
• hydroxyl value refers to mg of potassium hydroxide required to neutralize the amount of acetic acid required to acetylate all hydroxyl groups in 1 g of a sample. It can be determined by esterifying acetic acid with a pyridine solution and titrating the unreacted excess acetic acid with a potassium hydroxide solution.
• the liquid ester oil agent having a hydroxyl value within the above range has a molar ratio of 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid and polyol so that hydroxyl groups remain after the esterification reaction. can be obtained by adjusting and performing an esterification reaction. Also, 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanol is esterified with a hydroxy acid having one or more carboxylic acid groups and one or more hydroxyl groups in the molecule. Also in this case, by adjusting the molar ratio of the two, it is possible to obtain a liquid ester oil having the desired hydroxyl value.
• the hydroxyl value of component (A) is 5-100 mgKOH/g, preferably 10-90 mgKOH/g, more preferably 20-80 mgKOH/g, most preferably 30-60 mgKOH/g.
• water repellency and pigment dispersibility which are the effects of the present invention, are particularly excellent.
• the hydroxyl value of component (A) is less than 5 mgKOH/g, the pigment dispersibility of the liquid oil composition may be poor.
• the hydroxyl value of component (A) is more than 100 mgKOH/g, the liquid oily composition may feel heavy to the touch and may have poor water repellency.
• malic acid esters such as di(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl) malate; tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)pentaerythrityl, and tetra(2-(1,3,3-trimethylbutyl)-5,7,7 -trimethyloctanoic acid) pentaerythritol esters such as pentaerythrityl; ,3-Trimethylbutyl)-5,7,7-trimethyloctanoate)dipentaerythrityl, and hexa(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoate)dipentaerythrityl.
• erythritol ester It is preferably one or more compounds selected from the group consisting of
• component (A) ester oil contained in the liquid oil composition according to the present invention tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2 , tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoate)glyceryl, and di(2-(1,3,3-trimethylbutyl)-5,7 malate, 7-trimethyloctyl), more preferably one or more compounds selected from the group consisting of tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid) polyglyceryl -2, and di(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl malate). Most preferred is (2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2.
• the component (A) ester oil agent can be produced according to a method known per se, and commercially available products can also be used.
• commercially available products include Cosmol 43N (representative hydroxyl value 40 mgKOH/g), Salacos 3318 (representative hydroxyl value 20 mgKOH/g), Cosmol 222 (representative hydroxyl value 80 mgKOH/g), Salacos DP-518N (representative hydroxyl value value 30 mgKOH/g) (both manufactured by Nisshin OilliO Group) and the like can be suitably used.
• one or more compounds selected from the group consisting of Cosmol 43N, Salacos 3318, and Cosmol 222 are preferred, and one or more compounds selected from the group consisting of Cosmol 43N and Cosmol 222 are preferred. It is preferred, and Cosmol 43N is particularly preferred.
• Silicone oil is a structure represented by the following general formula (1) (in formula (1), n means the degree of polymerization and is usually an integer of 3 or more, and multiple Rs may be the same or different).
• the component (B) used in the present invention has a methyl group or a phenyl group as the structure of the R moiety.
• Dimedicone which is generally called, has a methyl group bonded to the R moiety, and its viscosity increases as the degree of polymerization increases. Therefore, it is customary to distinguish each dimethicone using a viscosity value.
• compatible with component (A) at a mass ratio of 1:1 means that silicone oil having the same mass as the ester oil agent of component (A) was weighed in a container, and homogenized by heating and stirring at 80 ° C. It refers to maintaining a transparent state without separation or clouding when left at 20° C. later.
• any silicone oil can be used as the component (B) used in the present invention as long as it is compatible with the component (A) at a mass ratio of 1:1 and is liquid at 20°C.
• the component (B) silicone oil one type may be used alone, or two or more types may be used in combination.
• component (B) preferred as component (B) are one or more compounds selected from the group consisting of dimethicone, diphenylsiloxyphenyl trimethicone, diphenyl dimethicone, and phenyl trimethicone, and particularly preferred are dimethicone 5cs, One or more compounds selected from the group consisting of dimethicone 10cs, dimethicone 30cs, diphenylsiloxyphenyl trimethicone, and diphenyl dimethicone, more preferably dimethicone 5cs, dimethicone 10cs, diphenylsiloxyphenyl trimethicone, and diphenyl dimethicone.
• the silicone oil used as component (B) in the present invention preferably has a viscosity at 20° C. of 2 to 1000 mPa ⁇ s, more preferably 5 to 500 mPa ⁇ s, and more preferably 10 to 300 mPa ⁇ s. is most preferred.
• the silicone oil of component (B) has a viscosity at 20° C. within the above range, the effects of the present invention, i.e., light feel and excellent water repellency, can be exhibited to a greater extent. If the silicone oil of component (B) has a viscosity at 20° C. of less than 2 mPa ⁇ s, the water-repellent effect may be reduced, and if it exceeds 1000 mPa ⁇ s, the feel may become heavy.
• the silicone oil used as component (B) has a viscosity of 3 to 20 mPa ⁇ s at 20° C., and in another aspect, said viscosity is 5 to 10 mPa ⁇ s.
• the silicone oil used as component (B) is dimethicone having a viscosity of 3 to 20 mPa s at 20° C.
• the silicone oil used as component (B) is , dimethicone with a viscosity of 5 to 10 mPa ⁇ s at 20°C.
• viscosity can be measured with a Brookfield viscometer.
• the mass ratio of the content of component (A) in the composition to the content of component (B) in the composition is 0.05-4.
• the (A)/(B) ratio of the liquid oily composition according to the present invention is preferably 0.10 to 1.5, more preferably 0.17: to 0.7, still more preferably 0.25 to 0.45, most preferably 0.30 to 0.40.
• the liquid oily composition When the (A)/(B) ratio is within the above range, the liquid oily composition has a light touch, high water repellency, and high pigment dispersibility, making the liquid oily composition a raw material for cosmetics. When used alone, the durability of the cosmetic film is improved and the storage stability is improved, which is preferable.
• the water repellent effect may be low and the pigment dispersibility may be low.
• the water repellency may be lowered and the feel may be heavy.
• the liquid oily composition according to the present invention may be a composition consisting only of component (A) and component (B), and may contain other components in addition to component (A) and component (B). may When other components are contained, the ratio of the total amount of components (A) and (B) to the total amount of the liquid oily composition according to the present invention is preferably 80% by mass or more and less than 100% by mass. It is more preferably 90% by mass or more and less than 100% by mass.
• the other components are additives generally added to skin external compositions such as cosmetics (herein, "acceptable as cosmetics may be referred to as “additives”).
• Cosmetics herein, "acceptable as cosmetics may be referred to as "additives”
• Cosmetics Cosmetics
• additivesmetically acceptable additives refer to additives that are commonly added in cosmetics, and which exhibit toxicity when included in amounts typical in the field of cosmetics.
• additives include oily components (excluding components (A) and (B)), antioxidants, antioxidant aids, preservatives, Examples include ultraviolet absorbers, monohydric alcohols, polyhydric alcohols, water-soluble polymers, pH adjusters, inorganic salts or organic acid salts, chelating agents, vitamins, organic solvents, fragrances, various extracts, and ultraviolet scattering agents. Specific examples may also be described later.
• the content of the cosmetically acceptable additive may be 0 to 20% by mass, preferably 0 to 10% by mass, based on the total amount of the liquid oily composition.
• the liquid oily composition can be produced by mixing component (A) and component (B), and optionally, cosmetically acceptable additives.
• the mixing may be performed by simultaneously charging each component into a mixer, or may be performed by mixing each component in an appropriate order. Stirring or kneading in the mixing can be performed by a method well known per se in the technical field.
• the temperature in the mixing can be set so that the temperature in the mixer is 20 to 100°C.
• the liquid oily composition can be used, for example, as a raw material for manufacturing cosmetics described below, by being blended in cosmetics. That is, one aspect of the present invention is the use of the liquid oily composition for producing cosmetics, and another aspect is the use of the liquid oily composition as a cosmetic.
• the cosmetic according to the present invention contains the component (A) and the component (B) in an amount such that the (A)/(B) ratio is within the range of 0.05 to 4, and other general cosmetics (In this specification, it may be referred to as a "cosmetically acceptable additive"). That is, one embodiment of the cosmetic of the present invention comprises component (A), component (B) and an additive acceptable as a cosmetic, wherein component (A) and component (B) are combined into (A)/ (B) It can be contained in an amount that makes the ratio within the range of 0.05 to 4.
• the cosmetically acceptable additive may have the same meaning as the “cosmetically acceptable additive” described in the item of the liquid oily composition.
• One embodiment of the cosmetic of the present invention contains 40% by mass or more and less than 100% by mass as the total amount of component (A) and component (B) with respect to the total amount of the cosmetic, and is acceptable as a cosmetic. more than 0% by mass and up to 60% by mass.
• Another embodiment of the cosmetic of the present invention contains 60% by mass or more and less than 100% by mass as the total amount of component (A) and component (B) with respect to the total amount of the cosmetic, and is acceptable as a cosmetic. more than 0% by mass and up to 40% by mass.
• Still another embodiment of the cosmetic of the present invention contains 80% by mass or more and less than 100% by mass as the total amount of component (A) and component (B) with respect to the total amount of the cosmetic, and is acceptable as a cosmetic.
• the cosmetic of the present invention may contain more than 0% by mass and 20% by mass or less of the additive. Still another embodiment of the cosmetic of the present invention contains 90% by mass or more and less than 100% by mass as the total amount of component (A) and component (B) with respect to the total amount of the cosmetic, and is acceptable as a cosmetic. may contain more than 0% by mass and 10% by mass or less. Here, the sum of the contents of component (A), component (B) and cosmetically acceptable additives does not exceed 100% by mass, but may be 100% by mass.
• the appearance, form, and fluidity of the cosmetics are not particularly limited.
• the cosmetic may have any appearance of transparent, translucent, or emulsified (cloudy), and may take any form such as liquid, cream, or solid.
• Suitable examples of the cosmetic according to the present invention include makeup cosmetics such as powder foundations, water-in-oil emulsified foundations, sunscreens, eye shadows, blushes, and lipsticks, and skin care cosmetics such as milky lotions, creams, serums, and lotions. is.
• the cosmetic according to the present invention preferably contains powder as component (C) in addition to component (A) and component (B).
• component (C) can also be added in place of a cosmetically acceptable additive. That is, one aspect of the cosmetic of the present invention comprises component (A), component (B), component (C), and additives acceptable for cosmetics, and another aspect is component (A), component (B) and component (C).
• the cosmetic according to the present invention is a powder cosmetic containing component (C)
• the content of the liquid oily composition according to the present invention in the powder cosmetic that is, component (A) and component (B
• the ratio of the total amount of ) is preferably 0.1 to 30% by mass with respect to the total amount of the powder cosmetic.
• the powder content in the cosmetic is preferably 2 to 98% by mass of the entire cosmetic.
• the content of the powder in the cosmetic can be set to a more appropriate content depending on the type of the cosmetic.
• any powder generally used in cosmetics can be used as the powder of component (C).
• an extender pigment, a coloring pigment, or a pearl pigment can be used.
• extender pigments include silicic acid, silicic anhydride, magnesium silicate, talc, sericite, mica, kaolin, clay, bentonite, bismuth oxychloride, zirconium oxide, magnesium oxide, zinc oxide, aluminum oxide, calcium sulfate, Inorganic pigments such as barium sulfate, magnesium sulfate, calcium carbonate, and magnesium carbonate, or composite powders thereof; polyamide, polyester, polypropylene, polystyrene, polyurethane, nylon, silicone resin, vinyl resin, urea resin, phenol resin, silicon resin, Acrylic resin, melamine resin, epoxy resin, polycarbonate resin, divinylbenzene-styrene copolymer, silk powder, cellulose, N ⁇ -lauroyl-L-lysine, long-chain alkyl phosphate metal salt, N-mono long-chain alkyl acyl basic organic powders such as amino acids and metal soaps, or composite powders thereof; and composite powders
• the particle shape of these powders may be spherical, plate-like, needle-like, granular, amorphous, or any other shape.
• the description "X, Y and/or Z" is synonymous with "at least one selected from the group consisting of X, Y and Z.”
• Color pigments include metal oxides such as titanium oxide, zinc oxide, yellow iron oxide, red iron oxide, red iron oxide, iron oxide black, iron blue, ultramarine blue, chromium oxide, and chromium hydroxide, or mixtures thereof; manganese violet, and Metal complexes such as cobalt titanate or mixtures thereof; inorganic pigments such as carbon black; organic pigments such as tar pigments and lake pigments, or mixtures thereof; and natural pigments such as carmine or mixtures thereof.
• metal oxides such as titanium oxide, zinc oxide, yellow iron oxide, red iron oxide, red iron oxide, iron oxide black, iron blue, ultramarine blue, chromium oxide, and chromium hydroxide, or mixtures thereof
• manganese violet and Metal complexes such as cobalt titanate or mixtures thereof
• inorganic pigments such as carbon black
• organic pigments such as tar pigments and lake pigments, or mixtures thereof
• natural pigments such as carmine or mixtures thereof.
• the pearl pigment a pearl pigment obtained by coating mica, synthetic phlogopite, or the like with a coloring agent such as titanium oxide, iron oxide, silicon oxide, Prussian blue, chromium oxide, carmine, or an organic pigment can be used. These powders may be used after being subjected to various surface treatments such as water-repellent treatment, water-repellent/oil-repellent treatment, and the like.
• a sunscreen cosmetic can also be produced by incorporating a powder having an ultraviolet shielding effect such as a metal oxide powder as the component (C) powder.
• a powder having an ultraviolet shielding effect such as a metal oxide powder as the component (C) powder.
• the metal oxide powder having an ultraviolet shielding effect it is more preferable that the average particle size is 10 to 100 nm, because whitening can be suppressed when applied to the skin.
• the content of the liquid oily composition according to the present invention in the sunscreen cosmetic is , with respect to the total amount of the sunscreen cosmetic, it is preferably 1 to 60% by mass, and the powder of component (C) (here, the powder of component (C) is a metal oxide powder such as It may be a powder having an ultraviolet shielding effect) is preferably 5 to 30% by mass based on the total amount of the sunscreen cosmetic.
• the cosmetic according to the present invention can also be used as a sunscreen cosmetic by incorporating an organic ultraviolet absorber.
• component (A), component (B), component (C) (here, the powder of component (C) is a powder having an ultraviolet shielding effect such as metal oxide powder. possible) and cosmetically acceptable additives does not exceed 100% by mass, but may be 100% by mass.
• component (A), component (B) and component (C) (here, the powder of component (C) can be powder having an ultraviolet shielding effect such as metal oxide powder ) does not exceed 100% by weight, but may be 100% by weight.
• the component (D) may contain a volatile oil agent. That is, one aspect of the cosmetic of the present invention contains component (A), component (B), component (D), and additives acceptable for cosmetics, and another aspect is component (A), component (B), component (C), component (D), and a cosmetically acceptable additive; another aspect comprises component (A), component (B), and component (D); Another aspect includes component (A), component (B), component (C) and component (D).
• a volatile oil agent is an oil agent that is highly volatile at room temperature, and specifically, an oil agent with a boiling point of 250° C. or less.
• the volatile oil agent of component (D) is a volatile hydrocarbon and/or a volatile silicone because of its good compatibility with components (A) and (B).
• Volatile oils include cyclotetrasiloxane (also called octamethylcyclotetrasiloxane), octamethyltrisiloxane, cyclopentasiloxane (also called decamethylcyclopentasiloxane), decamethyltetrasiloxane, and cyclohexasiloxane (dodecamethylcyclohexasiloxane).
• siloxane) dodecamethylpentasiloxane
• light isoparaffin light liquid isoparaffin
• isododecane are preferably used.
• the content of the volatile oil agent is preferably 0.1 to 50% by mass with respect to the total amount of the cosmetic, and the content of the liquid oil composition (that is, the content of component (A) and component (B)
• the ratio of the total amount) is preferably 1 to 99.9% by mass, more preferably 50 to 99.9% by mass, relative to the total amount of the cosmetic.
• the content of component (C) is preferably 2 to 98% by mass of the entire cosmetic.
• the content of component (C) can be set to a more appropriate content depending on the type of cosmetic.
• the sum of the contents of component (A), component (B), component (D), and cosmetically acceptable additives does not exceed 100% by mass, but may be 100% by mass.
• the sum of the contents of component (A), component (B), component (C), component (D) and cosmetically acceptable additives does not exceed 100% by mass, but 100% by mass can be
• the sum of the contents of component (A), component (B) and component (D) does not exceed 100% by weight, but can be 100% by weight.
• the sum of the contents of component (A), component (B), component (C) and component (D) does not exceed 100% by weight, but can be 100% by weight.
• the cosmetic composition according to the present invention further contains component (C), component (D) and/or cosmetically acceptable additives, or as component (C), component (D) and/or cosmetic composition.
• component (C) component (D) and/or cosmetically acceptable additives
• it may contain water as component (E) and a surfactant as component (F).
• one aspect of the cosmetic of the present invention comprises component (A), component (B), component (E), component (F), and cosmetically acceptable additives
• another aspect is component (A), component (B), component (C), component (E), component (F) and cosmetically acceptable additives
• another aspect comprises component (A), component (B) , component (D), component (E), component (F) and cosmetically acceptable additives
• another aspect comprises component (A), component (B), component (C), component ( D), component (E), component (F) and cosmetically acceptable additives
• another aspect comprises component (A), component (B), component (E) and component (F) and another aspect comprises component (A), component (B), component (C), component (E) and component (F)
• another aspect comprises component (A), component (B) , component (D), component (E) and component (F)
• yet another aspect comprises component (A), component (B), component (C), component (D), component (E) and Contains component (F).
• the cosmetic according to the present invention can be made into an emulsified cosmetic.
• the cosmetic according to the present invention may be an oil-in-water emulsified cosmetic (O/W emulsified cosmetic) or a water-in-oil emulsified cosmetic (W/O emulsified cosmetic).
• O/W emulsified cosmetic oil-in-water emulsified cosmetic
• W/O emulsified cosmetic water-in-oil emulsified cosmetic
• component (E) water Any of ion-exchanged water, distilled water, fruit-derived water, or deep ocean water can be used as component (E) water.
• the amount of component (E) to be blended is not particularly limited, and for example, 5 to 90% by mass of the total cosmetic composition can be suitably used.
• any surfactant that can be generally used in cosmetics can be used.
• nonionic surfactants such as polyoxyethylene-modified silicone (also referred to as polyether-modified silicone), polyglycerin fatty acid ester, polyoxyethylene alkyl, polyoxyethylene fatty acid ester, or polyoxyethylene hydrogenated castor oil are preferred.
• Specific examples of surfactants of component (F) include polyoxyethylene (100) monostearate, glyceryl monostearate (SE), polyoxyethylene (30) stearyl ether, sorbitan sesquioleate, and monooleic acid. Sorbitan polyoxyethylene (20 mol) and the like can be mentioned.
• the amount of component (F) to be blended is not particularly limited, and for example, 0.01 to 10% by mass of the entire cosmetic can be suitably used.
• the content of the liquid oily composition according to the present invention is preferably 1 to 60% by mass with respect to the total amount of the cosmetic, and the surfactant (component (F)) is The content is preferably 0.01 to 5% by mass, and the content of the aqueous component (component (E)) is preferably 20 to 90% by mass.
• the content of the aqueous component (component (E)) is preferably 20 to 90% by mass.
• the content of the liquid oily composition according to the present invention is preferably 1 to 60% by mass with respect to the total amount of the cosmetic, and a surfactant (component (F)). is preferably 0.1 to 10% by mass, and the content of the aqueous component (component (E)) is preferably 5 to 70% by mass.
• a surfactant component (F)
• component (E) the content of the aqueous component
• component (C) a water-in-oil emulsified foundation, a water-in-oil emulsified sunscreen, and the like can be prepared.
• the sum of the contents of component (A), component (B), component (E), component (F) and additives acceptable as cosmetics does not exceed 100% by mass, but 100% % by mass.
• the sum of the contents of component (A), component (B), component (C), component (E), component (F) and additives acceptable for cosmetics does not exceed 100% by mass. can be 100% by weight.
• the sum of the contents of component (A), component (B), component (D), component (E), component (F) and additives acceptable as cosmetics exceeds 100% by mass. No, but it can be 100% by weight.
• the sum of the contents of component (A), component (B), component (C), component (D), component (E), component (F) and additives acceptable as cosmetics is It does not exceed 100% by weight, but it can be 100% by weight.
• the sum of the contents of component (A), component (B), component (E) and component (F) does not exceed 100% by weight, but can be 100% by weight.
• the sum of the contents of component (A), component (B), component (C), component (E) and component (F) does not exceed 100% by mass, but may be 100% by mass.
• the sum of the contents of component (A), component (B), component (D), component (E) and component (F) does not exceed 100% by mass, but may be 100% by mass.
• the sum of the contents of component (A), component (B), component (C), component (D), component (E) and component (F) does not exceed 100% by mass, It can be 100% by weight.
• the cosmetic according to the present invention can contain additives that are generally added to cosmetics, that is, additives that are acceptable as cosmetics, as long as the effects of the present invention are not impaired.
• the additives include oily components (excluding components (A) and (B)), antioxidants, antioxidant aids, preservatives, UV absorbers, monohydric alcohols, polyhydric alcohols, Examples include water-soluble polymers, pH adjusters, inorganic salts or organic acid salts, chelating agents, vitamins, organic solvents, fragrances, various extracts, and UV scattering agents. These additives may be used singly or in combination of two or more.
• additive when used in the cosmetic according to the present invention, such Additives shall be considered components (A), (B), (C), (D) or (F) above and shall not be considered as additives.
• the oily component is an oily component other than the components (A) and (B), and includes, for example, hydrocarbons, fatty acid esters, triglycerides, fatty acids, higher alcohols, silicone resins, fluorinated oils and derivatives thereof. .
• castor oil olive oil, avocado oil, palm oil, cacao oil, liquid paraffin, liquid branched paraffin, petroleum jelly, squalane, hydrogenated polyisobutene, hydrogenated polydecene, di(caprylic/capric)propanediol, dicaprin Neopentyl glycol acid, triethylhexanoin (also known as tri-2-ethylhexanoic acid), butyl stearate, octyldodecyl myristate, isopropyl myristate, isopropyl lanolin fatty acid, hexyl lanolin fatty acid, diisopropyl adipate, diisopropyl sebacate, isononane isotridecyl acid, polyglyceryl decaisostearate, 2-octyldodecanol, dipentaerythrityl fatty acid ester, di(phytosteryl/oct
• Antioxidants include, for example, oil-soluble vitamin C derivatives, tocopherols and their derivatives and their salts, dibutylhydroxytoluene, butylhydroxyanisole, and gallic acid esters. Antioxidants may be used alone or in combination of two or more.
• antioxidant aids include phosphoric acid, citric acid, maleic acid, malonic acid, succinic acid, fumaric acid, cephalin, hexametaphosphate, phytic acid, and ethylenediaminetetraacetic acid. Antioxidant aids may be used alone or in combination of two or more.
• antiseptics examples include methylparaben, ethylparaben, butylparaben, and phenoxyethanol.
• the preservatives may be used singly or in combination of two or more.
• UV absorbers examples include para-aminobenzoic acid (hereinafter abbreviated as PABA), PABA monoglycerin ester, N,N-dipropoxy PABA ethyl ester, N,N-diethoxy PABA ethyl ester, N,N-dimethyl PABA ethyl ester.
• PABA para-aminobenzoic acid
• PABA monoglycerin ester N,N-dipropoxy PABA ethyl ester
• N,N-diethoxy PABA ethyl ester N,N-dimethyl PABA ethyl ester
• the monohydric alcohol may be a lower alcohol or a higher alcohol.
• Lower alcohols include, for example, methanol, ethanol, propanol, isopropanol, isobutyl alcohol, t-butyl alcohol and the like.
• higher alcohols include cetanol (also referred to as cetyl alcohol and palmityl alcohol), stearyl alcohol (also referred to as octadecyl alcohol), isostearyl alcohol (also referred to as isooctadecanol), oleyl alcohol, cetostearyl alcohol, and octyl alcohol.
• polyhydric alcohols examples include propylene glycol (1,2-propanediol), 1,3-propanediol, 1,3-butylene glycol (1,3-butanediol), pentylene glycol (1,2-pentanediol diol), neopentylene glycol (2,2-dimethyl-1,3-propanediol), isoprene glycol (3-methyl-1,3-butanediol), dipropylene glycol, glycerin, diglycerin, polyglycerin, polyethylene Glycol, pentaerythritol, dipentaerythritol, sorbitol, sorbitan and the like.
• the polyhydric alcohol one type may be used alone, or two or more types may be used in combination.
• the water-soluble polymer may be a natural water-soluble polymer, a semisynthetic water-soluble polymer, or a synthetic water-soluble polymer.
• the water-soluble thickening agent to be contained in the cosmetic according to the present invention may be used alone or in combination of two or more.
• Examples of natural water-soluble polymers include agar, glucomannan, gum arabic, gum tragacanth, galactan, guar gum, carob gum, karaya gum, carrageenan, pectin, quince seed (a component derived from quince), algecolloid (also called cassou extract), and plant-based macromolecules such as starch (e.g., starch derived from rice, corn, potato, or wheat); microbial-based macromolecules such as xanthan gum, dextran, succinoglucan, and bullulan; and collagen, casein, albumin, gelatin, and the like. and animal-based polymers.
• starch e.g., starch derived from rice, corn, potato, or wheat
• microbial-based macromolecules such as xanthan gum, dextran, succinoglucan, and bullulan
• collagen casein, albumin, gelatin, and the like. and animal-based polymers.
• semi-synthetic water-soluble polymers include starch-based polymers such as carboxymethyl starch and methylhydroxypropyl starch; methylcellulose, nitrocellulose, methylhydroxypropylcellulose, sodium cellulose sulfate, hydroxypropylcellulose, carboxymethylcellulose, cellulosic polymers such as sodium methylcellulose, crystalline cellulose and cellulose powder; and alginic acid polymers such as sodium alginate and propylene glycol alginate.
• Examples of synthetic water-soluble polymers include vinyl polymers such as polyvinyl alcohol, polyvinyl methyl ether, polyvinylpyrrolidone, and carboxyvinyl polymer; ethylene polymers; polyoxyethylene-polyoxypropylene copolymer copolymer polymers; acrylic polymers such as sodium polyacrylate, polyethyl acrylate, and polyacrylamide; polyethyleneimine, cationic polymers, and the like.
• pH adjusters examples include edetic acid, disodium edetate, citric acid, sodium citrate, sodium hydroxide, potassium hydroxide, and triethanolamine.
• One type of pH adjuster may be used alone, or two or more types may be used in combination.
• Inorganic salts include sodium chloride, potassium chloride, magnesium chloride, sodium sulfate, potassium sulfate, and magnesium sulfate.
• Organic acid salts include citric acid, malic acid, tartaric acid and salts thereof, ascorbic acid and salts thereof, ascorbic acid derivatives and salts thereof, and the like.
• Chelating agents include, for example, disodium edetate, edetate, and hydroxyethanediphosphonic acid.
• the chelating agents may be used singly or in combination of two or more.
• vitamins examples include vitamin A, vitamin B 1 , vitamin B 2 , vitamin B 6 , vitamin E, vitamin K and derivatives thereof, pantothenic acid and derivatives thereof, biotin and the like.
• Extracts include plant extracts such as aloe vera, witch hazel, hamamelis, cucumber, lemon, lavender, and rose.
• the cosmetic is obtained by mixing the liquid oily composition and, if desired, component (C), component (D), component (E), component (F) and/or additives acceptable as cosmetics, It can be produced by molding into a shape suitable for the cosmetic of the present invention, or by filling a container suitable for the desired cosmetic.
• the mixing may be performed by simultaneously charging each component into a mixer, or may be performed by mixing each component in an appropriate order. Stirring or kneading in the mixing, molding into a shape suitable for the desired cosmetic, or filling into a container can be performed by a method well known per se in the art.
• the temperature in the mixing can be set so that the temperature in the mixer is 20 to 100°C.
• the components (A) and (B) can be used without preparing the liquid oily composition in advance.
• the use of the liquid oily composition prepared as above is excellent in production efficiency of cosmetics.
• component (A) and component (B) are used individually, the content of component (A) and component (B) in the total amount of the cosmetic is the same as when the liquid oily composition is used. should be mixed.
• One aspect of the present invention is components (A) and (B) and optionally components (C), (D), (E), (F) and/or cosmetically acceptable It is used as a cosmetic with additives.
• Another aspect is a cosmetic composition
• a cosmetic composition comprising the liquid oily composition and, if desired, component (C), component (D), component (E), component (F) and/or cosmetically acceptable additives. It is used as a fee.
• Use as a cosmetic can be carried out by a method known per se, depending on the purpose and shape of the cosmetic. That is, one aspect of the present invention is a cosmetic method including applying the cosmetic according to the present invention to an appropriate site of a subject requiring makeup, such as skin or hair. More specifically, for example, the oil-in-water moisturizing cream can be applied to a skin or hair moisturizing method, which includes applying an effective amount of moisturizing to a subject in need of moisturizing.
• the oil-in-water hand cream includes applying an amount that has the effect of moisturizing hands and/or preventing or improving rough hands to the hands of a subject who needs moisturizing hands and/or preventing or improving rough hands.
• a method for moisturizing hands and/or preventing or improving rough hands For example, a water-in-oil emulsified foundation or powder foundation provides the effect of conditioning the skin surface condition or skin tone on the skin of a subject in need of conditioning, preferably around the face or neck. It may be applied to skin surface condition or skin tone conditioning methods, including applying a quantity.
• the water-in-oil emulsified sunscreen can be applied in a sunburn prevention method comprising applying an effective amount of sunburn prevention to the skin of a subject in need of sunburn prevention.
• the cosmetic of the present invention contains 3 to 18% by mass, preferably 5 to 15% by mass of the oily composition relative to the total amount of the cosmetic.
• the cosmetic of the present invention comprises 0.75 to 4.5% by mass of component (A) and 2.25 to 13.5% by mass of component (B), preferably contains 1.25-3.75% by weight of component (A) and 3.75-11.25% by weight of component (B).
• the component (A) tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2 or malic acid di(2-(1,3, 3-trimethylbutyl)-5,7,7-trimethyloctyl) and as component (B) can be dimethicone 10cs.
• the liquid oily composition of the present invention has a light feel, excellent water repellency, and excellent pigment dispersibility.
• the cosmetic of the present invention has a light feel, excellent durability of the cosmetic film, and excellent storage stability. It has durability of the cosmetic film, excellent storage stability, good color development, and less dullness. It has excellent storage stability, little dullness and excellent water resistance.
• the liquid oily composition which is one embodiment of the present invention, will be illustrated.
• the mixture was cooled to 25° C. to prepare a liquid oily composition.
• the obtained liquid oily composition was evaluated for water repellency, spreadability and pigment dispersibility. Evaluation results are shown in Tables 1-8.
• surface means the mass %.
• “(a)” indicates an ester oil
• “(b)” indicates a silicone oil.
• Component (a) includes ester oils corresponding to component (A) according to the present invention.
• Component (b) includes silicone oils which correspond to component (B) according to the invention.
• “(a)/(b)” in the table indicates the mass ratio ((a)/(b) ratio) of component (a) and component (b) in each sample.
• ⁇ Raw materials for liquid oily composition As a raw material for the liquid oily compositions in Tables 1 to 8, tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid) polyglyceryl-2 is manufactured by Nisshin Oillio Group Co., Ltd. "Cosmol 43N” (hydroxyl value 40 mgKOH/g), and tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid) glyceryl is Nisshin Oilio Group Co., Ltd.
• “Salacos 3318” (hydroxyl di(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl) malate is Nisshin Oilio Group Co., Ltd.
• "Cosmo 222” (hydroxyl value 80 mgKOH/g )
• Penta (2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid) dipentaerythrityl is manufactured by Nisshin Oilio Group Co., Ltd.
• “Salacos DP-518N” (hydroxyl value 30 mgKOH / g) used.
• dimethicone 5cs is Shin-Etsu Chemical Co., Ltd.
• KF-96A-5cs dimethicone 10cs is Shin-Etsu Chemical Co., Ltd.
• KF-96A-10cs dimethicone 30cs is Shin-Etsu Chemical Co., Ltd.
• KF-96A. -30cs dimethicone 3000cs is manufactured by Shin-Etsu Chemical Co., Ltd.
• dimethicone 10000cs is manufactured by Shin-Etsu Chemical Co., Ltd.
• KF-96A-10000cs diphenylsiloxyphenyl trimethicone is manufactured by Shin-Etsu Chemical Co., Ltd.
• KF-56A was used, and diphenyl dimethicone was "KF-54" manufactured by Shin-Etsu Chemical Co., Ltd.
• ⁇ Compatibility evaluation method> The method and evaluation criteria for evaluating the state when the components corresponding to the components (a) and (b) used in Examples and Comparative Examples were mixed at a mass ratio of 1:1 are as follows. Component (a) and component (b) were weighed into a screw tube of the same mass, heated to 70° C. and shaken well. Then, after the mass screw tube was left at 25° C. overnight, the appearance was visually confirmed. The results are shown in Tables 1-8.
• tri(capryl/capric)glyceryl a general-purpose ester oil with a light feel, as a comparative ester oil, the lightness of the feel of the liquid oily composition was evaluated by 10 monitors.
• the fatty chain of the present invention has a 2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl structure and has a hydroxyl value of 5 to 100 mgKOH/g.
• the compositions of Comparative Examples 1 to 5 are compositions lacking either the component (a) or the component (b) of the present invention, but all of them have a water repellent effect, a light feel, and pigment dispersibility. None was satisfying.
• the composition corresponding to the example of the present invention is more repellent than the composition of Comparative Example 5, in which silicone oil, which has been known to be excellent in water repellency, is evaluated alone. It is a point that it was excellent in water.
• the ester oil is a liquid ester oil at 20°C that has been known to have high compatibility with silicone compounds. The structure of the fatty chain is different from the ester oil agent used as the oil, and the range of the hydroxyl value is different.
• the ester oil agent of component (a) had the same hydroxyl value range and the alcohol skeleton of the ester as the ester oil agent of component (a) used in Example 1; They differ in chain structure. In addition to poor pigment dispersibility, the compositions of these comparative examples were also insufficient in water repellency and light touch.
• component (a) tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid) polyglyceryl-2 or di(2 malate -(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl), and as component (b), a silicone that is incompatible with component (a) at a mass ratio of 1:1 is used.
• component (b) a silicone that is incompatible with component (a) at a mass ratio of 1:1 is used.
• the SPF duration was 3.0 or more.
• the liquid oily composition according to the present invention the liquid oily composition of Example 1, that is, tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid as component (A) ) Polyglyceryl-2 (hydroxyl value 40 mg KOH/g) and dimethicone 10 cs as component (B), mixed at a ratio of (A) / (B) of 0.33 Oil-in-water type using a liquid oil composition A moisturizing cream was produced.
• Table 9 shows the formulation and evaluation results of the oil-in-water moisturizing cream.
• tri(caprylic/capric) glyceryl Nisshin Oillio Group's product "ODO" can be used.
• the oil-in-water emulsified moisturizing cream was produced by the following steps A to C.
• the oil-in-water emulsified moisturizing cream of Control Comparative Example 1 was used as a standard sample. As shown in Table 9, the oil-in-water emulsified moisturizing cream of Example 25 containing the liquid oily composition of Example 1 and the water of Example 26 in which the component (A) and the component (B) were independently blended The oil-type emulsified moisturizing cream had a light touch, good cosmetic film durability, and good storage stability.
• the oil-in-water emulsified moisturizing creams of Comparative Examples 22 and 23 lacking either component (A) or component (B), which are essential components of the liquid oily composition according to the present invention have a light touch. , durability and storage stability of the cosmetic film were not satisfied.
• Example 3 As an oily moisturizing agent, the liquid oily composition of Example 3, that is, di(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctyl malate) (hydroxyl value 80 mg KOH) as component (A) /g) and dimethicone 10cs as the component (B) were mixed at a ratio of (A)/(B) of 0.33 to produce an oil-in-water emulsified hand cream. .
• Table 10 shows the formulation and evaluation results of the oil-in-water emulsified hand cream.
• the oil-in-water emulsified hand cream was produced by the following steps A to C.
• the oil-in-water emulsified hand cream of Control Comparative Example 2 was used as a standard sample. As shown in Table 10, the oil-in-water emulsified hand cream of Example 27 containing the liquid oily composition of Example 3 and the water-based hand cream of Example 28 in which the component (A) and the component (B) were independently blended The oil-type emulsified hand cream had a light touch, good cosmetic film durability, and good storage stability.
• the oil-in-water emulsion hand creams of Comparative Examples 24 and 25 lacking either component (A) or component (B), which are essential components of the liquid oily composition according to the present invention, have a light touch. , durability and storage stability of the cosmetic film were not satisfied.
• Example 1 the liquid oily composition of Example 1, that is, tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2 as component (A) (Hydroxyl value 40 mg KOH / g) and dimethicone 10 cs as component (B) were mixed at a ratio of (A) / (B) of 0.33 using a liquid oil composition, water-in-oil emulsification Made a foundation.
• Table 11 shows the formulation and evaluation results of the water-in-oil emulsion foundation.
• the water-in-oil emulsion foundation was produced by the following steps A to C.
• the water-in-oil emulsified foundation of Comparative Example 3 was used as a standard sample. As shown in Table 11, the water-in-oil emulsion foundation of Example 29 containing the liquid oily composition of Example 1 and the oil of Example 30 in which the component (A) and the component (B) were independently blended
• the medium-water-type emulsified foundation had a light touch, good durability of the cosmetic film, good storage stability, excellent color development, and little dullness.
• the water-in-oil emulsion foundations of Comparative Examples 26 and 27 lacking either component (A) or component (B), which are essential components of the liquid oily composition according to the present invention have a light touch. , durability, storage stability, color development, and dullness of the cosmetic film were not all satisfied.
• the liquid oily composition of Example 1 that is, tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2 as component (A) (Hydroxyl value 40 mg KOH/g) and dimethicone 10 cs as component (B) were mixed at a ratio of (A)/(B) of 0.33 to produce a powder foundation. .
• Table 12 shows the formulation and evaluation results of the powder foundation.
• polymethyl silsesquioxane Shin-Etsu Chemical Co., Ltd. product "KMP-591" is used, and (vinyl dimethicone / methicone silsesquioxane) crosspolymer is Shin-Etsu Chemical Co., Ltd. product "KSP-100".
• polymethyl silsesquioxane Shin-Etsu Chemical Co., Ltd. product "KMP-591”
• the powder foundation was produced by the following steps A to D.
• the powder foundation of Control Comparative Example 4 was used as a standard sample.
• the powder foundation of Example 31 containing the liquid oily composition of Example 1 and the powder foundation of Example 32, in which the component (A) and the component (B) were independently blended had good texture. It was light, the cosmetic film had good durability, good storage stability, excellent color development, and little dullness.
• the powder foundations of Comparative Examples 28 and 29 lacking either the component (A) or the component (B), which are the essential components of the liquid oily composition according to the present invention have a light touch and a cosmetic film. None of the persistence, storage stability, color developability and dullness were satisfied.
• Example 1 the liquid oily composition of Example 1, that is, tri(2-(1,3,3-trimethylbutyl)-5,7,7-trimethyloctanoic acid)polyglyceryl-2 as component (A) (Hydroxyl value 40 mg KOH / g) and dimethicone 10 cs as component (B) were mixed at a ratio of (A) / (B) of 0.33 using a liquid oil composition, water-in-oil emulsification Manufactured sunscreen.
• Table 13 shows the formulation and evaluation results of the water-in-oil emulsified sunscreen.
• the water-in-oil emulsified sunscreen was produced by the following steps A to D.
• the water-in-oil emulsified sunscreen of Comparative Example 5 was used as a standard sample.
• Table 13 the water-in-oil type emulsified sunscreen of Example 33 containing the liquid oily composition of Example 1, and the water-in-oil emulsified sunscreen of Example 34 in which component (A) and component (B) were independently blended.
• the water-in-oil emulsified sunscreen had a light touch, good cosmetic film durability, good storage stability, little dullness, and good water resistance.
• the water-in-oil emulsified sunscreens of Comparative Examples 30 and 31 lacking either component (A) or component (B), which are essential components of the liquid oily composition according to the present invention have a light feel.
• the durability, storage stability, color developability, and dullness of the cosmetic film were all unsatisfactory.
• the present invention has a light touch, excellent water repellency, or excellent pigment dispersibility, and when used as a base oil for various cosmetics, it imparts durability of the cosmetic film or excellent storage stability.
• the liquid oily composition is particularly suitable as a raw material for make-up cosmetics, sunscreen cosmetics, and the like that require a long-lasting cosmetic film.
• the cosmetic film has excellent durability, good color development, less dullness, excellent storage stability, or water resistance. It is possible to provide a cosmetic that can be imparted and has a good feeling in use.

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• 2022
  • 2022-09-02 JP JP2023546917A patent/JPWO2023037976A1/ja active Pending
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