JP7231213B2 - Oil-in-water cosmetic composition - Google Patents

Description

TECHNICAL FIELD The present invention relates to an oil-in-water cosmetic composition, and in particular, it has a feeling of elasticity, is fresh when spread, does not have stickiness after application, has emulsification stability, and provides a fresh touch even when spread at a low temperature. It relates to an oil-type cosmetic composition.

Emulsified compositions for cosmetics are composed of a water-soluble substance and an oil-soluble substance, and there is a great demand for oil-in-water cosmetic compositions that tend to give a fresh feeling when used. In order to emulsify a water-soluble substance and an oil-soluble substance to form an oil-in-water cosmetic composition, a surfactant is generally used, but a method of emulsifying using a specific water-soluble thickener is also widely used. there is

By the way, the water-soluble polyalkylene oxide modified product described in Patent Document 1 and the hydrophobic modified polyether urethane described in Patent Document 2 are conventionally used acrylic acid thickeners and hydrophilic thickening polysaccharides. There has been proposed a cosmetic composition that has a unique elasticity that is unmatched and provides novelty.

For example, in Patent Document 3, it is characterized by containing a specific hydrophobically modified polyether urethane, silicone polymer, water-soluble thickener, emulsifier, silicone oil and water, and suppresses stickiness, emulsion stability and elastic feeling. An oil-in-water type cosmetic has been proposed.

Patent Document 4 is characterized by containing one or more selected from water-soluble polyalkylene oxide-modified products and hydrophobically-modified polyether urethanes, a fatty acid or a salt thereof, and water, and suppresses an increase in hardness over time. Cosmetics having storage stability have been proposed.

Patent Document 5 describes a product characterized by containing one or more selected from hydrophobically modified polyether urethane, acrylic acid and acrylic acid derivatives, a surfactant with a specific weight-average molecular weight, an oily component and water, and has a moisturizing effect. There has been proposed an oil-in-water type cosmetic that has a hardness stability over time and a non-sticky and fresh feel when spread on the skin.

JP 2013-116941 A JP-A-2000-234085 JP 2013-82663 A JP 2016-69336 A JP 2018-16584 A

However, although the oil-in-water cosmetic composition exerts its effect at room temperature, when the temperature of the oil-in-water cosmetic composition is low, which may occur in winter or in cold regions, the feeling of elasticity increases and the oil-in-water cosmetic composition exhibits an effect. There is a problem that the gel does not crumble easily when the cosmetic composition is spread on the skin, and the freshness is impaired.

The present invention provides an oil-in-water cosmetic composition that has elasticity (hereinafter referred to as elasticity), feels fresh when stretched, does not feel sticky after application, has emulsion stability, and remains fresh even when stretched at a low temperature. An object of the present invention is to provide an oil-in-water cosmetic composition that gives a good feel.

The present inventors have discovered (A) a compound represented by the following general formula (1), (B) one or more selected from carboxyvinyl polymers and acrylic acid/methacrylate alkyl copolymers, and (C) a water-soluble cellulose derivative. , (D) a silicone oil, and (E) a surfactant, the content of the component (E) is 0.04 to 1.5% by mass, and the pH is 4 to 8. The present inventors have found that the composition has elasticity, gives a fresh feeling when stretched, has no stickiness after application, has emulsification stability, and gives a fresh feeling even when stretched at a low temperature. Completed.

一般式（１）中、Ｒ^１は炭素数６～３６でｍ価の飽和炭化水素基を表し、Ｒ^２は、メチルジフェニレン基、ヘキサメチレン基、メチルジシクロヘキシレン基、３－メチル－３，５，５－トリメチルシクロヘキシレン基、ジメチルフェニレン基、またはトリレン基を表し、Ｒ^３は水素原子またはメチル基を表す。ｎは９０～９００の整数を表し、ｍは１～５の整数を表す。

In general formula (1), R ¹ represents an m-valent saturated hydrocarbon group having 6 to 36 carbon atoms, and R ² represents a methyldiphenylene group, a hexamethylene group, a methyldicyclohexylene group, and 3-methyl-3. ,5,5-trimethylcyclohexylene group, dimethylphenylene group or tolylene group, and R ³ represents a hydrogen atom or a methyl group. n represents an integer of 90-900 and m represents an integer of 1-5.

To provide an oil-in-water type cosmetic composition which has a feeling of elasticity, is fresh when stretched, is free from stickiness after application, has emulsification stability, and gives a fresh touch even when stretched at a low temperature.

The present invention provides (A) a compound represented by the following general formula (1), (B) one or more selected from a carboxyvinyl polymer and an acrylic acid-alkyl methacrylate copolymer, (C) a water-soluble cellulose derivative, An oil-in-water cosmetic containing (D) a silicone oil and (E) a surfactant, wherein the content of the component (E) is 0.04 to 1.5% by mass and the pH is 4 to 8. composition.

一般式（１）中、Ｒ^１は炭素数６～３６でｍ価の飽和炭化水素基を表し、Ｒ^２は、メチルジフェニレン基、ヘキサメチレン基、メチルジシクロヘキシレン基、３－メチル－３，５，５－トリメチルシクロヘキシレン基、ジメチルフェニレン基、またはトリレン基を表し、Ｒ^３は水素原子またはメチル基を表す。ｎは９０～９００の整数を表し、ｍは１～５の整数を表す。

In general formula (1), R ¹ represents an m-valent saturated hydrocarbon group having 6 to 36 carbon atoms, and R ² represents a methyldiphenylene group, a hexamethylene group, a methyldicyclohexylene group, and 3-methyl-3. ,5,5-trimethylcyclohexylene group, dimethylphenylene group or tolylene group, and R ³ represents a hydrogen atom or a methyl group. n represents an integer of 90-900 and m represents an integer of 1-5.

The present invention contains (A) a compound represented by the following general formula (1) from the viewpoint of imparting elasticity.

In general formula (1), R ¹ represents an m-valent saturated hydrocarbon group having 6 to 36 carbon atoms, and R ² represents a methyldiphenylene group, a hexamethylene group, a methyldicyclohexylene group, and 3-methyl-3. ,5,5-trimethylcyclohexylene group, dimethylphenylene group or tolylene group, and R ³ represents a hydrogen atom or a methyl group. n represents an integer of 90-900 and m represents an integer of 1-5.

General formula (1) is a polyalkylene oxide compound represented by “H—(O—CHR ² CH ₂ ) _n —OH (wherein R ² and n are the same as defined above)”, “HO—R ¹ (wherein R ¹ is the same as defined above)” and a monohydric hydrophobic alcohol represented by “R ² < (NCO) ₂ (wherein R ² is the same as defined above)” obtained by reacting a diisocyanate compound obtained as a raw material.

Examples of the polyalkylene oxide compound represented by "H--(O--CHR ³ CH ₂ ) _n --OH" include polyethylene oxide, polypropylene oxide, and polyethylene oxide/polypropylene oxide copolymers.

Monohydric hydrophobic alcohols represented by “HO—R ¹ ” include hexyl alcohol, heptyl alcohol, octyl alcohol, nonyl alcohol, decyl alcohol, undecyl alcohol, dodecyl alcohol, tridecyl alcohol, tetradecyl alcohol, penta Decyl alcohol, cetyl alcohol, heptadecyl alcohol, octadecyl alcohol, nonadecyl alcohol, arachyl alcohol, 2-octyldodecanol, behenyl alcohol and the like.

Diisocyanate compounds represented by "R ² <(NCO) ₂ " include 4,4'-diphenylmethane diisocyanate (MDI), 1,6-hexamethylene diisocyanate (HDI), dicyclohexylmethane-4,4'-diisocyanate ( HMDI), 3-isocyanatomethyl-3,5,5-trimethylcyclohexyl isocyanate (IPDI), 1,8-dimethylbenzol-2,4-diisocyanate, 2,4-tolylene diisocyanate (TDI) and the like.

The above-described method of reacting the polyalkylene oxide compound, monovalent hydrophobic alcohol and diisocyanate compound includes a method of dissolving or dispersing in a reaction solvent such as toluene, xylene, dimethylformamide, etc., and a method of reacting solids in powder form. Alternatively, the mixture may be pulverized or melted into a liquid state, uniformly mixed, and then heated to a predetermined temperature for reaction. Preferably, the synthesis method of general formula (1) is the method described in paragraphs [0049] to [0051] of JP-A-2013-116941.

Bisstearyl PEG/PPG-8/6 (methylene diphenyl diisocyanate/PEG-400) copolymer is preferable as the component (A).

Commercially available bisstearyl PEG/PPG-8/6 (methylene diphenyl diisocyanate/PEG-400) copolymers include AQUPEC HU C2002 (manufactured by Sumitomo Seika Co., Ltd.).

The content of component (A) used in the present invention is preferably 0.5 to 2% by mass, more preferably 0.7 to 1.7% by mass, still more preferably 0.9 to 1.4% by mass. is good. If the content of component (A) is less than 0.5% by mass, a feeling of elasticity may not be imparted. If the content of component (A) exceeds 2% by mass, the stickiness after application may not be suppressed and the freshness when stretched at a low temperature may be impaired.

A low temperature in the present invention means 1 to 10°C.

From the viewpoint of imparting emulsion stability, the present invention contains (B) one or more selected from a carboxyvinyl polymer and an acrylic acid/methacrylic acid alkyl copolymer.

Commercially available carboxyvinyl polymers include CARBOPOL ULTREZ 10 POLYMER (manufactured by Lubrizol Advanced Materials), Carbopol 980 (manufactured by Lubrizol Advanced Materials), AQUPEC HV-505ED (manufactured by Sumitomo Seika), NTC-CARBOMER 381 (Guh (manufactured by Tinci Materials Technology) and the like. Commercially available alkyl acrylate/methacrylate copolymers include PEMULEN TR-1 (manufactured by Lubrizol Advanced Materials), PEMULEN TR-2 (manufactured by Lubrizol Advanced Materials), Carbopol ETD2020 (manufactured by Lubrizol Advanced Materials), and the like. is mentioned.

Among the component (B) used in the present invention, an acrylic acid/alkyl methacrylate copolymer is preferable from the viewpoint of emulsion stability.

The content of component (B) used in the present invention is preferably 0.05 to 0.55% by mass, more preferably 0.05 to 0.45% by mass, still more preferably 0.05 to 0.35% by mass. % by mass is good. If the content of component (A) is less than 0.05% by mass, it may not be possible to impart emulsion stability. If the component (A) exceeds 0.55% by mass, stickiness after application may not be suppressed.

The present invention contains (C) a water-soluble cellulose derivative from the viewpoint of imparting freshness when stretched at a low temperature.

The component (C) used in the present invention is not particularly limited. -hydroxy-3-(trimethylammonio)propyl]hydroxyethylcellulose, carboxymethylcellulose which is an anionic cellulose derivative, and the like. The component (C) may contain one or more.

Commercially available products of hydroxyethyl cellulose include HEC CF grade (manufactured by Sumitomo Seika Co., Ltd.), HEC SE grade (manufactured by Daicel Corporation), and the like. Commercially available products of hydroxypropyl cellulose include NISSO HPC (manufactured by Nippon Soda Co., Ltd.). Commercially available products of hydroxypropyl methylcellulose include METOLOSE SH grade (manufactured by Shin-Etsu Chemical Co., Ltd.). Commercially available products of O-[2-hydroxy-3-(trimethylammonio)propyl]hydroxyethyl cellulose chloride include Celquat (manufactured by Akzo Nobel) and DOCQUAT 10 (manufactured by DOC Japan). Commercially available products of carboxymethyl cellulose include CMC Daicel (manufactured by Daicel Finechem), Celogen (manufactured by Daiichi Kogyo Seiyaku Co., Ltd.), CEKOL (manufactured by CP KELCO), and the like.

Among the component (C) used in the present invention, nonionic cellulose derivatives are preferred, and hydroxyethyl cellulose is more preferred, from the viewpoint of freshness when stretched at a low temperature.

The (C) component used in the present invention is not particularly limited, but from the viewpoint of freshness when stretched at a low temperature, the viscosity of a 2% by mass aqueous solution at 20 ° C. Preferably, the viscosity of a 2% by mass aqueous solution at 20°C is 4,000 to 6,000 mPa·s.

Commercially available products having a viscosity of 2% by mass aqueous solution at 20° C. of 1,000 to 6,000 mPa·s include, for example, HEC SE550 (manufactured by Daicel Corporation), HEC SE600 (manufactured by Daicel Corporation), HEC SE850 (manufactured by Daicel Corporation), HEC SE900 (manufactured by Daicel Corporation), NISSO HPC-H (manufactured by Nippon Soda Co., Ltd.) and NISSO HPC-VH (manufactured by Nippon Soda Co., Ltd.) as hydroxypropyl cellulose, METOLOSE as hydroxypropyl methylcellulose 60SH-4000 (manufactured by Shin-Etsu Chemical Co., Ltd.), METOLOSE 65SH-4000 (manufactured by Shin-Etsu Chemical Co., Ltd.), METOLOSE 90SH-4000 (manufactured by Shin-Etsu Chemical Co., Ltd.), and the like. Commercially available products having a viscosity of 4,000 to 6,000 mPa s in a 2% by mass aqueous solution at 20° C. include, for example, hydroxyethyl cellulose such as HEC SE600 (manufactured by Daicel), HEC SE900 (manufactured by Daicel), hydroxy Examples of propyl cellulose include NISSO HPC-VH (manufactured by Nippon Soda Co., Ltd.).

The viscosity at 20 ° C. of the component (C) used in the present invention was determined by filling 300 g of a 2% by mass aqueous solution prepared by a conventional method into a 300 mL beaker (IWAKI brand: manufactured by AGC) and measuring the viscosity at 20 ° C. After standing for 24 hours under the same conditions, a B-type viscometer with a helical stand (model: digital viscometer TVB-10M, manufactured by Toki Sangyo Co., Ltd.) is used. 30 rpm for 1 minute at 20° C., and if the viscosity is 200 or more to less than 1,000 mPa s, use an M2 rotor at 30 rpm for 1 minute at 20° C., and the viscosity is 1,000 or more 4, If the viscosity is less than 000 mPa s, use the M3 rotor at 30 rpm for 1 minute at 20 ° C. If the viscosity is 4,000 or more and less than 10,000 mPa s, use the M4 rotor at 60 rpm at 20 ° C. Measured after rotating for 1 minute at

The content of component (C) used in the present invention is preferably 0.05 to 0.6% by mass, more preferably 0.1 to 0.5% by mass, and still more preferably 0.2 to 0.4% by mass. % by mass is good. If the content of the component (C) is less than 0.05% by mass, there is a risk that freshness may not be imparted when stretched at a low temperature. If the component (C) exceeds 0.6% by mass, stickiness after application may not be suppressed.

The present invention contains (D) a silicone oil from the viewpoint of suppressing stickiness after application.

The component (D) used in the present invention is not particularly limited, but examples thereof include dimethylpolysiloxane, cyclic polysiloxane, and methylhydrogenpolysiloxane. The component (D) may contain one or more.

Commercial products of dimethylpolysiloxane include KF-96 series (manufactured by Shin-Etsu Chemical Co., Ltd.), SH 200 series (manufactured by Dow Corning Toray), Element 14 PDMS series (manufactured by Momentive Performance Materials), and the like. . Commercially available cyclic polysiloxanes include KF-995 (manufactured by Shin-Etsu Chemical Co., Ltd.) and SH 245 (manufactured by Dow Corning Toray Co., Ltd.). Commercially available products of methylhydrogenpolysiloxane include KF-99-P (manufactured by Shin-Etsu Chemical Co., Ltd.) and SH1107C (manufactured by Dow Corning Toray Co., Ltd.).

Among the component (D) used in the present invention, dimethylpolysiloxane is preferred from the viewpoint of emulsion stability.

Although the component (D) used in the present invention is not particularly limited, it should have a kinematic viscosity of 2 to 1,000 mm ² /s, more preferably 5, from the viewpoint of suppressing stickiness after application and emulsification stability. It is preferably up to 350 mm ² /s, more preferably 5 to 30 mm ² /s.

The content of component (D) used in the present invention is preferably 0.12 to 4.5% by mass, more preferably 0.2 to 4.5% by mass, still more preferably 0.9 to 4.5% by mass. % by mass is good. If the content of component (D) is less than 0.12% by mass, stickiness after application may not be suppressed. If the component (D) exceeds 4.5% by mass, it may not be possible to impart emulsion stability.

The present invention contains (E) a surfactant from the viewpoint of emulsion stability.

The component (E) used in the present invention is not particularly limited, but includes nonionic surfactants, cationic surfactants, anionic surfactants and amphoteric surfactants. The component (E) may contain one or more.

Examples of nonionic surfactants include glycerin fatty acid esters, polyglycerin fatty acid esters, polyoxyethylene glycerin fatty acid esters, propylene glycol fatty acid esters, sorbitan fatty acid esters, polyoxyethylene sorbitan fatty acid esters, polyoxyethylene alkyl ethers, poly Oxyethylene polyoxypropylene glycol, alkyl glyceryl ether, polyethylene glycol fatty acid ester, sucrose fatty acid ester, polyoxyethylene hydrogenated castor oil, alkyl alkanolamide, alkyl fatty acid alkanolamide, alkyl polyglucoside and the like.

Examples of cationic surfactants include alkyltrimethylammonium salts, dialkyldimethylammonium salts, alkylammonium salts, benzalkonium salts, benzethonium salts, pyridinium salts, imidazolinium salts, amidoamine compounds and the like. Examples thereof include halogen ions such as chloride ion and bromide ion, methyl sulfate ion (CH3OSO3-), ethyl sulfate ion (CH3CH2OSO3-), and the like.

Examples of anionic surfactants include alkyl sulfates, alkenyl sulfates, polyoxyalkylene alkyl ether sulfates, polyoxyalkylene alkenyl ether sulfates, alkylene alkylphenyl sulfosuccinate ether sulfates, alkyl sulfosuccinate ester salts, Examples include polyoxyalkylene sulfosuccinate alkyl ester salts, alkanesulfonates, higher fatty acid salts, polyoxyalkylene alkyl ether carboxylates, etc. Counterions include, for example, alkali metal ions such as sodium and potassium, calcium and magnesium. alkaline earth metal ions such as alkanolamines such as monoethanolamine, diethanolamine and triethanolamine; and cations derived from basic amino acids such as arginine and lysine.

Examples of amphoteric surfactants include glycine type amphoteric surfactants, aminopropionic acid type amphoteric surfactants, aminoacetate betaine type amphoteric surfactants, sulfobetaine type amphoteric surfactants, and the like.

Among the component (E) used in the present invention, nonionic surfactants are preferable from the viewpoint of freshness when stretched and freshness when stretched at a low temperature, and more preferably polyoxyethylene sorbitan fatty acid. Esters are preferred, and polyoxyethylene sorbitan monostearate having an average addition mole number of polyoxyethylene of 20 is more preferred.

The content of the component (E) used in the present invention is 0.04 to 1.5% by mass, more preferably 0.04 to 1.2% by mass, and still more preferably 0.04 to 0.04% by mass. 0.9% by mass is preferred. If the content of component (E) is less than 0.04% by mass, emulsion stability cannot be imparted. If the component (E) exceeds 1.5% by mass, the freshness of the film when stretched at a low temperature is impaired.

The ratio (D)/(E) of the component (D) and the component (E) used in the present invention is preferably 1.2 to 45, more preferably 2 to 45, from the viewpoint of suppressing stickiness after application. It is more preferably 3-45. If (D)/(E) is less than 1.2, stickiness may not be suppressed. When (D)/(E) exceeds 45, there is a possibility that emulsion stability cannot be imparted.

From the viewpoint of emulsion stability, the oil-in-water cosmetic composition of the present invention has a pH of 4 to 8 at 20°C, more preferably 5 to 7.

The pH at 20 ° C. according to the present invention was measured by filling 120 g of an oil-in-water cosmetic composition prepared by a conventional method into a sample bottle (Food 140: manufactured by Daiichi Glass Co., Ltd.) and measuring the pH at 20 ° C. After standing still for 48 hours, the pH of the undiluted solution is measured with a glass electrode type hydrogen ion concentration indicator (F-71, manufactured by Horiba, Ltd.).

In addition to the above essential ingredients, the oil-in-water cosmetic composition of the present invention contains various ingredients used in ordinary cosmetics, quasi-drugs, pharmaceuticals, etc., such as oily ingredients, moisturizers, thickeners, and chelating agents. , medicinal ingredients, protein derivatives, hydrolyzed proteins, amino acids, chelating agents, stabilizers, antioxidants, plant extracts, crude drug extracts, vitamins, fragrances, preservatives, pigments, pigments, powders, pH At least one or more selected from regulators, ultraviolet absorbers, antioxidants, perfumes, and the like can be contained. However, it is not limited to these examples.

The viscosity of the oil-in-water cosmetic composition according to the present invention is not particularly limited, but from the viewpoint of dripping from the palm, it is preferably 20,000 to 180,000 mPa s at 20 ° C., more preferably 40 ,000 to 150,000 mPa·s, more preferably 60,000 to 120,000 mPa·s.

The viscosity under the condition of 20 ° C. according to the present invention was measured by filling 120 g of an oil-in-water cosmetic composition prepared by a conventional method into a sample bottle (Food 140: manufactured by Daiichi Glass Co., Ltd.), and measuring the viscosity at 20 ° C. After standing under the conditions for 48 hours, when the viscosity is 5,000 or more and less than 50,000 mPa s by a B-type viscometer with a helical stand (model: digital viscometer TVB-10M, manufactured by Toki Sangyo Co., Ltd.) If the viscosity is 50,000 or more and less than 100,000 mPa s using the M4 rotor at 12 rpm for 1 minute at 20 ° C., use the M4 rotor at 6 rpm for 1 minute at 20 ° C. In the case of 100,000 or more and less than 200,000 mPa·s, the measurement was performed after rotating the M4 rotor at 3 rpm for 2 minutes at 20°C.

The oil-in-water cosmetic composition according to the present invention can be used in the form of a milky lotion, cream, gel, paste, or the like. In the case of , it is preferably gel-like from the viewpoint that it is difficult to drip from the palm, and in the case of a spout pouch container, it is difficult to drip from the palm.

The oil-in-water cosmetic composition according to the present invention is not particularly limited, and is filled into various containers such as jars, tubes, and pouches, and stored until use.

EXAMPLES The present invention will be described in more detail below with reference to examples, but these are not intended to limit the present invention in any way.

In the evaluation tests shown in this specification, the components contained in the oil-in-water cosmetic composition and their contents were variously changed. All the units indicating the content of each component are % by mass, and were prepared by a conventional method.

In the evaluation tests shown in this specification, the following methods were used for "elasticity", "freshness when stretched", "stickiness after application", "emulsion stability" and "freshness when stretched at low temperature". evaluated with

"Elasticity"
The elasticity of each oil-in-water cosmetic composition obtained in Examples and Comparative Examples was tested by 22 expert panelists, and sensory evaluations were made to determine whether or not they felt an excellent elasticity during application. bottom. In the actual use test, 2 g of the oil-in-water cosmetic compositions of Examples and Comparative Examples adjusted to 20°C were uniformly applied to the entire face at room temperature of 20°C for 20 seconds.
<Evaluation Criteria>
5: More than 19 out of 22 people felt excellent elasticity.
4: 16 or more and 18 or less out of 22 people felt excellent elasticity.
3: 12 or more and 15 or less out of 22 people felt excellent elasticity.
2: 8 or more and 11 or less out of 22 people felt excellent elasticity.
1: Not more than 7 out of 22 people felt excellent elasticity.

"Freshness when stretched"
The freshness of each oil-in-water cosmetic composition obtained in Examples and Comparative Examples when stretched was tested by 22 expert panelists in an actual use test, and whether or not they felt freshness when applied to the face. was evaluated sensorily. In the actual use test, 2 g of the oil-in-water cosmetic compositions of Examples and Comparative Examples adjusted to 20°C were uniformly applied to the entire face at room temperature of 20°C for 20 seconds.
<Evaluation Criteria>
5: More than 19 out of 22 people felt freshness upon application.
4: 16 or more and 18 or less out of 22 people felt freshness at the time of application.
3: 12 or more and 15 or less out of 22 people felt freshness at the time of application.
2: 8 or more and 11 or less out of 22 people felt freshness at the time of application.
1: Not more than 7 out of 22 people felt freshness at the time of application.

"Stickiness after application"
The stickiness after application of each of the oil-in-water cosmetic compositions obtained in Examples and Comparative Examples was tested by 22 expert panelists in a practical use test. evaluated. In the actual use test, 2 g of the oil-in-water cosmetic compositions of Examples and Comparative Examples adjusted to 20°C were uniformly applied to the entire face at room temperature of 20°C for 20 seconds.
<Evaluation Criteria>
5: More than 19 out of 22 people do not feel stickiness after application.
4: 16 to 18 out of 22 people do not feel stickiness after application.
3: 12 or more and 15 or less out of 22 people do not feel stickiness after application.
2: 8 to 11 out of 22 people do not feel stickiness after application.
1: 7 or less out of 22 people do not feel stickiness after application.

"Emulsion stability"
120 g of each oil-in-water cosmetic composition obtained in Examples and Comparative Examples was filled in a sample bottle (Food 140: manufactured by Daiichi Glass Co., Ltd.) and left in a constant temperature bath at 50 ° C. for 3 months. The appearance was observed and evaluated.
<Evaluation Criteria>
○: No change was observed ×: Oil film or oil droplets were observed on the surface.

"Freshness when stretched at low temperature"
The freshness of each oil-in-water cosmetic composition obtained in Examples and Comparative Examples when stretched at a low temperature was tested by 22 expert panelists. It was sensory evaluated whether or not. In the actual use test, 2 g of the oil-in-water cosmetic compositions of Examples and Comparative Examples adjusted to 5°C were uniformly applied to the entire face at room temperature of 5°C for 20 seconds.
<Evaluation Criteria>
5: More than 19 out of 22 people felt the same degree of freshness during application as compared with the results evaluated by "freshness when stretched".
4: 16 or more and 18 or less out of 22 people felt the same level of freshness during application as compared with the results evaluated by "freshness when stretched".
3: 12 or more and 15 or less out of 22 people felt the same level of freshness during application as compared with the results evaluated by "freshness when stretched".
2: 8 or more and 11 or less out of 22 people felt the same degree of freshness during application as compared with the results evaluated by "freshness when stretched".
1: Less than 7 out of 22 people felt the same degree of freshness during application as compared with the results evaluated by "freshness when stretched".

*1: AQUPEC HU C2002 (manufactured by Sumitomo Seika Co., Ltd.)
*2: ADEKA NOL GT-700 (manufactured by ADEKA)
* 3: PEMULEN TR-2 (manufactured by Lubrizol Advanced Materials)
*4: HEC SE600 (manufactured by Daicel Finechem)
*5: KF-96A-10CS (manufactured by Shin-Etsu Chemical Co., Ltd.)
*6: Solbon T-60 (manufactured by Toho Chemical Co., Ltd.)
*7: KELTROL CG (manufactured by CP KELCO)
*8: KELCOGEL (manufactured by CP KELCO)

From Examples 1 to 34 shown in Tables 1 to 6, it was confirmed that good results were obtained in terms of elasticity, freshness when stretched, stickiness after application, emulsion stability, and freshness when stretched at a low temperature. was done.

Even when various tests were conducted using Example 35 , all evaluations of elasticity, freshness when stretched, stickiness after application, emulsion stability, and freshness when stretched at low temperature were good. .

[ Example 35 ]
Ingredient Content (% by mass)
(A) Bisstearyl PEG/PPG-8/6
(SMDI/PEG-400) copolymer*1 1.10
(B) Acrylic acid-alkyl methacrylate copolymer *3 0.25
(C) hydroxyethyl cellulose * 4 0.28
(D) Methylpolysiloxane *9 1.80
(D) Methylpolysiloxane *5 1.80
(E) Polyoxyethylene sorbitan monostearate *6 0.10
Disodium edetate 0.10
1,3-butylene glycol 12.01
Concentrated glycerin 5.00
Dipropylene glycol 4.00
Methyl paraoxybenzoate 0.15
Phenoxyethanol 0.30
Di(phytosteryl/2-octyldodecyl) N-lauroyl-L-glutamate *10 0.30
Tri(caprylic-capric)glyceryl 0.01
Potassium hydroxide 0.09
γ-docosalactone 0.01
Peach kernel oil 0.01
Peach fruit extract 0.01
Perfume 0.20
Red 106 Appropriate amount Yellow 203 Appropriate amount Purified water Total residue 100.00

The present invention can provide elasticity, freshness when stretched, stickiness after application, emulsion stability, and freshness when stretched at a low temperature.

Claims (2)

(A) Bisstearyl PEG/PPG-8/6 (methylene diphenyl diisocyanate/PEG-400) copolymer
(B) Acrylic acid/alkyl methacrylate copolymer
(C) hydroxyethyl cellulose
(D) Methylpolysiloxane with a kinematic viscosity of 5 to 30 mm ² /s
(E) contains polyoxyethylene sorbitan monostearate having an average added mole number of polyoxyethylene of 20 , the content of component (A) is 0.7 to 1.7% by mass, and ) component is 0.05 to 0.45% by mass, the content of component (C) is 0.1 to 0.5% by mass, and the content of component (D) is 0.1% to 0.5% by mass. 2 to 4.5% by mass, the content of component (E) is 0.04 to 0.9 % by mass, and the pH is 4 to 8. 2. The oil-in-water cosmetic composition according to claim 1, wherein the ratio (D)/(E) of said component (D) to said component (E) is 3-45.