TW202002940A - Cleansing cosmetic - Google Patents

Abstract

Provided is a cleansing cosmetic that exhibits excellent detergency against oily stains and can be rinsed off with water, and that is unlikely to drip off when dispensed in the hand, has excellent extensibility, and in particular, is capable of being ejected easily when filled in a pump-type container. The present invention provides a cleansing cosmetic comprising a thickening agent (A), an oil solution (B), and a surfactant (C), wherein a compound represented by formula (1) is included as the thickening agent (A) in an amount of 0.5-30.0 wt% with respect to the total content of the thickening agent (A) and the oil solution (B), and the content of the oil solution (B) accounts for 70.0-99.5 wt% of the total content of the thickening agent (A) and the oil solution (B).

Description

Clean cosmetics

The invention relates to a cleansing cosmetic material suitable for removing oily dirt. This case asserts the priority of Japanese Patent Application No. 2018-069675 filed in Japan on March 30, 2018, and the contents thereof are incorporated herein.

As a cleansing cosmetic used to remove oily dirt on the skin such as dirt produced by sebum or dirt (= makeup dirt) caused by makeup cosmetics, it is required to be quickly fused with sebum or makeup dirt and washed by using water For those who can rinse off freshly, the industry preferably uses liquid cleansing cosmetics containing oils and surfactants (Patent Document 1). However, when the liquid cleansing cosmetics are used when filled in a pump-type container, they are scattered when sprayed, or dripped between fingers when taken to the hand, or dripped from the discharge port of the container Liquid contamination of the container. [Prior Technical Literature] [Patent Literature]

Patent Literature 1: International Publication No. 2013/172187

[Problems to be solved by the invention]

As a method to solve the above problems, the industry considers adding a thickener to appropriately thicken the oil. However, it can be seen that the viscosity of conventional tackifiers (such as the polystyrene-hydrogenated polyisoprene block copolymer described in Japanese Unexamined Patent Publication No. 8-59765) becomes too high, and the self-pump type container Sprayability or spreadability when applied to the skin deteriorates. In addition, Japanese Patent Laid-Open No. 2009-155592 describes 1,2,3-propanetricarboxylic acid tris(2-methylcyclohexylamide) as a gelling agent for hydrophilic or lipophilic compounds (increasing Viscosity), but it is known that the compound is not easy to dissolve in the oil, and it is difficult to use it as a thickener for the oil. That is, it is known that conventionally known thickeners (gelling agents) are difficult to use together with oils in cleaning cosmetics.

Therefore, the object of the present invention is to provide a cleansing cosmetics, which is used by adding a thickener to an oil, and the oily dirt has excellent cleaning power, and can be rinsed with water, and is not easy when taken to the hand It is dripping and has excellent ductility, especially when it is filled into a pump-type container. [Technical means to solve the problem]

The present inventors have made intensive studies in order to solve the above-mentioned problems, and found that: a compound with a specific structure can thicken the oil to an arbitrary viscosity, and stably maintain the viscosity; including moderate viscosity increase by the compound The cleaning agent of the oil and the surfactant is excellent in the cleaning power of the oily dirt. It can be rinsed with water. When it is filled in a pump-type container, it has excellent sprayability and is not easy to drip when taken to the hand. In addition, it is not easy to drip from the outlet of the container, and when applied to the skin, it has excellent ductility. The present invention has been completed based on these findings.

（式中，R¹ 表示碳數10～25之一價直鏈狀脂肪族烴基，R² 、R³ 相同或不同，表示碳數2、4、6或8之二價脂肪族烴基、碳數6之二價脂環式烴基、或二價芳香族烴基，R⁴ 表示碳數1～8之二價脂肪族烴基，R⁵ 、R⁶ 相同或不同，表示碳數1～3之一價脂肪族烴基、或羥基烷基醚基。L¹ ～L³ 表示醯胺鍵，於L¹ 與L³ 為-CONH-之情形時，L² 為-NHCO-，於L¹ 與L³ 為-NHCO-之情形時，L² 為-CONH-）。That is, the present invention provides a cleansing cosmetics, which includes a thickener (A), an oil agent (B) and a surfactant (C), and relative to the thickener (A) and the oil agent (B) The sum of the contents contains 0.5 to 30.0% by weight of the compound represented by the following formula (1) as the thickener (A), and is contained relative to the sum of the contents of the thickener (A) and the oil agent (B) 70.0～99.5wt% oil agent (B);

(In the formula, R ¹ represents a monovalent linear aliphatic hydrocarbon group with a carbon number of 10 to 25, R ² and R ^{3 are the} same or different, and represent a divalent aliphatic hydrocarbon group with a carbon number of 2, 4, 6 or 8 and a carbon number 6 divalent alicyclic hydrocarbon group, or divalent aromatic hydrocarbon group, R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms, R ⁵ and R ^{6 are the} same or different, and represent a monovalent fat having 1 to 3 carbon atoms Group hydrocarbon group or hydroxyalkyl ether group. L ¹ to L ³ represent an amide bond, when L ¹ and L ³ are -CONH-, L ² is -NHCO-, and L ¹ and L ³ are -NHCO In the case of -, L ² is -CONH-).

In the cleansing cosmetics of the present invention, the oil (B) is preferably polar oil or non-polar oil.

The cleansing cosmetic of the present invention is preferably the sum of the contents of the thickener (A) and the oil (B) relative to the total amount of the cleansing cosmetics being 10.0% by weight or more.

The cleansing cosmetics of the present invention preferably have a viscosity of 300 to 3000 mPa·s at a temperature of 25°C and a shear rate of 10 s ^-1 . [Effect of invention]

The cleansing cosmetics of the present invention are thickened by the compound represented by the above formula (1), have moderate viscosity, and contain an oil agent and a surfactant that maintain the viscosity stably over time, so the washing of oily dirt Excellent cleansing power, easy to merge with skin dirt or makeup dirt, etc., and can be refreshed by washing with water. Furthermore, the cleansing cosmetics of the present invention have a moderate viscosity, so it is not easy to drip from between fingers when taken to the hand, and has excellent ductility. In addition, the cleansing cosmetics of the present invention are particularly excellent in ejectability when filled in a pump-type container, and are not easy to drip from the ejection port of the container. Therefore, the cleansing cosmetics of the present invention are most suitable for the cleansing of oily dirt on the skin used when filled in a pump-type container.

<Cleaning cosmetics> The cleansing cosmetics of the present invention include a thickener (A), an oil agent (B), and a surfactant (C). The cleansing cosmetics of the present invention may contain the following other components in addition to the thickener (A), oil (B), and surfactant (C). In the cleansing cosmetics of the present invention, there is a case where the mixture of the thickener (A) and the oil agent (B) is called "oil composition". The oil composition is a mixture of a thickener (A) and an oil agent (B), and particularly refers to a form in which the oil agent is stabilized (gelled) by being thickened by the thickener. In the cleansing cosmetics of the present invention, the combination of the oil composition may be a combination in which the thickener (A) and the oil agent (B) are compatible, and the combination is not particularly limited.

（式中，R¹ 表示碳數10～25之一價直鏈狀脂肪族烴基，R² 、R³ 相同或不同，表示碳數2、4、6或8之二價脂肪族烴基、碳數6之二價脂環式烴基、或二價芳香族烴基，R⁴ 表示碳數1～8之二價脂肪族烴基，R⁵ 、R⁶ 相同或不同，表示碳數1～3之一價脂肪族烴基、或羥基烷基醚基。L¹ ～L³ 表示醯胺鍵，於L¹ 與L³ 為-CONH-之情形時，L² 為-NHCO-，於L¹ 與L³ 為-NHCO-之情形時，L² 為-CONH-）[Thickener (A)] The thickener (A) in the cleansing cosmetics of the present invention includes a compound represented by the following formula (1) (hereinafter, there may be a case called "compound (1)"). In particular, the cleansing cosmetics of the present invention contain 0.5 to 30.0% by weight of the compound (1) relative to the sum of the content of the thickener (A) and the oil agent (B) (for example, the total amount of the oil composition). Furthermore, the "viscosity enhancer" in the cleansing cosmetics of the present invention includes not only a viscosity-improving viscosity enhancer, but also a gelling gelatinizer, and to stabilize the components of the composition uniformly The concept of stabilizer.

(In the formula, R ¹ represents a monovalent linear aliphatic hydrocarbon group with a carbon number of 10 to 25, R ² and R ^{3 are the} same or different, and represent a divalent aliphatic hydrocarbon group with a carbon number of 2, 4, 6 or 8 and a carbon number 6 divalent alicyclic hydrocarbon group, or divalent aromatic hydrocarbon group, R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms, R ⁵ and R ^{6 are the} same or different, and represent a monovalent fat having 1 to 3 carbon atoms Group hydrocarbon group or hydroxyalkyl ether group. L ¹ to L ³ represent an amide bond, when L ¹ and L ³ are -CONH-, L ² is -NHCO-, and L ¹ and L ³ are -NHCO -In the case of, L ² is -CONH-)

Examples of the monovalent straight-chain aliphatic hydrocarbon group having 10 to 25 carbon atoms for R ¹ include decyl, lauryl, myristyl, pentadecyl, stearyl, palmityl, nonadecyl, Linear alkyl groups such as eicosanyl, behenyl, etc.; linear alkenyl groups such as decenyl, pentadecenyl, oleyl, eicosanyl; pentadecynyl, 18 Straight-chain alkynyl groups such as alkynyl and nonapynyl.

R ^{1 is} preferably a monovalent linear aliphatic hydrocarbon group having a carbon number of 14 to 25 in terms of excellent viscosity-increasing effect of a fluid organic substance (for example, the oil agent (B) in the present invention). (Especially preferred is an alkyl group having 14 to 25 carbon atoms), and particularly preferred is a monovalent straight-chain aliphatic hydrocarbon group having 18 to 21 carbon atoms (especially an alkyl group having 18 to 21 carbon atoms).

Examples of the divalent aliphatic hydrocarbon group having ² , 4, 6, or 8 carbon atoms in R ² and R ³ include ethylidene, n-butylene, n-hexyl, and n-octyl.

Examples of the divalent alicyclic hydrocarbon group having 6 carbon atoms in R ² and R ³ include 1,4-cyclohexyl, 1,3-cyclohexyl, and 1,2-cyclohexyl.

Examples of the divalent aromatic hydrocarbon group in R ² and R ³ include 6 to 10 carbon atoms such as 1,4-phenylene, 1,3-phenylene, and 1,2-phenylene. base.

As R ² and R ³ , among them, in terms of excellent viscosity-increasing effect of a fluid organic substance, a divalent aliphatic hydrocarbon group having a carbon number of 2, 4, 6 (preferably a linear alkylene group ), particularly preferably a divalent aliphatic hydrocarbon group having a carbon number of 2 or 4 (particularly a linear straight alkylene group), and most preferably a divalent aliphatic hydrocarbon group having a carbon number of 2 (a particularly preferred linear straight alkylene group) ).

R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms. Among them, in terms of excellent viscosity-increasing effect of a fluid organic substance, a linear or branched alkylene group is preferred, and a straight chain is particularly preferred. Chain extended alkyl.

In addition, R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms. Among them, in terms of excellent viscosity-increasing effect of a fluid organic substance, a divalent aliphatic hydrocarbon group having 1 to 7 carbon atoms is more preferred. The preferred is a divalent aliphatic hydrocarbon group having 3 to 7 carbon atoms, the most preferred is a divalent aliphatic hydrocarbon group having 3 to 6 carbon atoms, and the most preferred is a divalent aliphatic hydrocarbon group having 3 to 5 carbon atoms.

Therefore, R ^{4 is} preferably a linear or branched alkylene group having 1 to 8 carbon atoms, more preferably a linear alkylene group having 1 to 7 carbon atoms, and particularly preferably 3 to 7 carbon atoms. The straight chain alkylene group is preferably a straight chain alkylene group having 3 to 6 carbon atoms, and particularly preferably a straight chain alkylene group having 3 to 5 carbon atoms.

Examples of the monovalent aliphatic hydrocarbon groups having 1 to 3 carbon atoms in R ⁵ and R ⁶ include linear, branched or linear carbon atoms having 1 to 3 carbon atoms such as methyl, ethyl, propyl, and isopropyl groups. Alkyl groups; straight-chain or branched alkenyl groups with 2 to 3 carbons such as vinyl, 1-methylvinyl, and 2-propenyl; straight-chain 2 to 3 carbons such as ethynyl and propynyl Or branched chain alkynyl and so on.

Examples of the hydroxyalkyl ether group in R ⁵ and R ⁶ include mono- or dihydroxy C _1-3 such as 2-hydroxyethoxy, 2-hydroxypropoxy, and 2,3-dihydroxypropoxy. Alkyl ether group.

As R ⁵ and R ⁶ , among them, the same or different is preferably a monovalent aliphatic hydrocarbon group having 1 to 3 carbon atoms, more preferably a linear or branched alkyl group having 1 to 3 carbon atoms, particularly preferably The linear alkyl group having 1 to 3 carbon atoms is particularly preferably a methyl group.

As the compound (1), among them, the compounds represented by the following formulas (1-1) to (1-9) are preferable in terms of excellent solubility of a fluid organic substance. In addition, the compound (1) is also preferable in that it can be thickened and stabilized in a fluid organic substance. In addition, when the fluid organic substance is transparent, the transparency can be maintained.

The compound represented by the following formula (2) (hereinafter, referred to as "compound (2)") is useful as a precursor of the compound represented by the above formula (1). The compound (1) can be produced, for example, by oxidizing the compound (2).

R ¹ to R ⁶ and L ¹ to L ³ in the above formula (2) are the same as the compounds represented by the above formula (1).

As the compound (2), among them, compounds represented by the following formulas (2-1) to (2-9) are preferred.

The above compound (2) can be obtained by using a compound represented by the following formula (3) (hereinafter, referred to as "compound (3)") and a compound represented by the following formula (4) (hereinafter, referred to as In the case of "compound (4)"), or a compound represented by the following formula (3') (hereinafter, a case called "compound (3')") and the following formula (4') The compound represented (hereinafter, referred to as "compound (4')") is reacted and produced. Further, the following formulas ^{R 1 ~ R 6, L 1} ~ L 3 are the same as those based compound (1) represented by the above formula. R ⁷ represents a hydrogen atom or a C 1-3 alkyl group. In formula (3), OR ⁷ can undergo dehydration condensation or dealcoholization condensation with hydrogen atoms constituting L ² to form a ring.

Examples of the alkyl groups having 1 to 3 carbon atoms in R ⁷ in the above formulas (3) and (4′) include methyl, ethyl, propyl, and isopropyl.

Examples of the ring formed by dehydration condensation or dealcoholization condensation of OR ⁷ and a hydrogen atom constituting L ² include a pyrrolidine-2,5-dione ring and a piperidine-2,6-dione ring.

The amount of the compound (4) used may be 1 mol or more relative to 1 mol of the compound (3), and may be used in excess.

The amount of the compound (4') used may be 1 mol or more relative to 1 mol of the compound (3'), and may be used in excess.

The reaction of the compound (3) and the compound (4), or the compound (3') and the compound (4') can be performed by, for example, stirring at a temperature of 100 to 120°C for 10 to 20 hours.

The reaction environment is not particularly limited as long as it does not hinder the reaction. For example, it may be any of an air environment, a nitrogen environment, and an argon environment. In addition, the reaction can also be carried out by any of batch method, semi-batch method, continuous method and the like.

After the reaction is completed, the obtained reaction product can be separated and purified by a separation method such as filtration, concentration, distillation, extraction, crystallization, adsorption, recrystallization, column chromatography, or a combination of these separation methods.

The compound (1) can be produced by obtaining the compound (2) by the above method, and oxidizing the obtained compound (2).

As the oxidizing agent used when the compound (2) is oxidized in order to obtain the compound (1), for example, hydrogen peroxide can be used. As hydrogen peroxide, pure hydrogen peroxide can be used, and in terms of handleability, it is generally used in a form diluted with an appropriate solvent (for example, water) (for example, 5 to 70% by weight of hydrogen peroxide). The amount of hydrogen peroxide used is about 0.1 to 10 moles relative to 1 mole of compound (2).

The oxidation reaction can be performed, for example, by stirring at a temperature of 30 to 70°C for 10 to 20 hours.

烷、二氧戊環 (dioxolane)、1,2-二甲氧基乙烷、環戊基甲醚等醚系溶劑；乙酸丁酯、乙酸乙酯等酯系溶劑；戊烷、己烷、庚烷、辛烷等烴系溶劑；乙腈、苯甲腈等腈系溶劑等。該等溶劑可單獨使用一種，或組合兩種以上而使用。The above oxidation reaction is carried out in the presence or absence of a solvent. When the reaction is carried out in the presence of a solvent, examples of the solvent include alcohol solvents such as methanol, ethanol, 2-propanol, and butanol; diethyl ether, diisopropyl ether, dibutyl ether, tetrahydrofuran, and di

Ether solvents such as alkane, dioxolane, 1,2-dimethoxyethane and cyclopentyl methyl ether; ester solvents such as butyl acetate and ethyl acetate; pentane, hexane and heptane Hydrocarbon solvents such as alkane and octane; nitrile solvents such as acetonitrile and benzonitrile. These solvents may be used alone or in combination of two or more.

After the reaction is completed, the obtained reaction product can be separated and purified by a separation method such as filtration, concentration, distillation, extraction, crystallization, adsorption, recrystallization, column chromatography, or a combination of these separation methods.

As the compound (3) which becomes the raw material of the above reaction, for example, a compound represented by the following formula (3-1) can be produced by, for example, the following method. In addition, R ¹ , R ² , R ³ , and R ⁷ in the following formulas are the same as the compounds represented by the above formulas (1), (3), and (4′). Further, in the middle of the formula (3a) R ⁷ in the formula (3d) R ⁷ may be the same or different. Furthermore, regarding the compound represented by the formula (3d), two COOR ⁷ in the formula can undergo dehydration condensation to form an acid anhydride.

Moreover, the compound (3') which becomes the raw material of the said reaction can be manufactured by the following method, for example. In addition, R ¹ , R ² , R ³ , and R ⁷ in the following formula are the same as those in the compound represented by the above formula (1). In addition, regarding the compound represented by the formula (3b'), two COOR ⁷ in the formula can undergo dehydration condensation to form an acid anhydride.

The step of [1] is a step of reacting the compound represented by formula (3a) with the compound represented by formula (3b) to obtain the compound represented by formula (3c). The amount of the compound represented by the formula (3b) may be 1 mol or more with respect to 1 mol of the compound represented by the formula (3a), and may be used in excess. The reaction temperature of this reaction is, for example, 80 to 150°C, and the reaction time is, for example, about 1 to 24 hours.

The step of [2] is a step of reacting the compound represented by formula (3c) with the compound represented by formula (3d) to obtain the compound represented by formula (3-1). The amount of the compound represented by formula (3d) may be 1 mol or more relative to 1 mol of the compound represented by formula (3c), for example, 1 to 3 mol. The reaction temperature of this reaction is, for example, 80 to 150°C, and the reaction time is, for example, about 0.5 to 10 hours. When this reaction proceeds, water is produced. Therefore, in terms of promoting the progress of the reaction, it is preferable to perform the reaction while removing water using a dehydrating agent (for example, acetic anhydride).

The reaction of [2] is preferably carried out in the presence of a solvent. Examples of the solvent include pentafluorophenol, N,N-dimethylformamide, dimethylacetamide, and o-dichlorobenzene. These solvents may be used alone or in combination of two or more.

In addition, the reaction of [2] may be carried out in the presence of a base such as triethylamine, pyridine, 4-dimethylaminopyridine, etc., if necessary.

The step of [3] is a step of reacting the compound represented by the formula (3a') with the compound represented by the formula (3b') to obtain the compound represented by the formula (3c'). The reaction of [3] can be carried out under the conditions of the reaction of [2] above.

The step of [4] is a step of reacting the compound represented by formula (3c') with the compound represented by formula (3d') to obtain the compound represented by formula (3'-1). The reaction of [4] can be carried out under the conditions of the reaction of [1] above.

After the reaction of each step is completed, the obtained reaction product can be separated and purified by, for example, separation methods such as filtration, concentration, distillation, extraction, crystallization, adsorption, recrystallization, column chromatography, or a combination of these methods .

[Oil (B)] The oil agent (B) in the cleansing cosmetics of the present invention is preferably used at room temperature (23°C) as a liquid or paste-like oil, but even if it is a solid oil, as long as it can prepare a liquid cleansing cosmetic It can also be used within the scope. In the cleansing cosmetics of the present invention, with respect to the sum of the contents of the thickener (A) and the oil agent (B) (for example, the total amount of the oil composition), the oil agent (B) is contained in an amount of 70.0 to 99.5% by weight. As the oil agent (B), depending on the purpose or purpose of cleaning cosmetics, for example, the oils (compounds) listed below can be used. As the oil agent (B), one kind may be used alone, or two or more kinds may be used in combination. Furthermore, the thickener (A) is not included in the oil agent (B).

Examples of the oil agent (B) include polar oils and non-polar oils. In addition, in this specification, the term “polar oil” refers to an oil agent that is insoluble in water and has polar bonds such as ether bonds, ester bonds, and amide bonds in its molecule. The term “non-polar oil” refers to a hydrocarbon-based oil. Agents, polysiloxane oils without polar substituents, etc. The above-mentioned oil agent (B) may be polar oil or non-polar oil, or may be one or more kinds selected from the group consisting of polar oil and non-polar oil.

Examples of the polar oils include sunflower oil, Australian walnut oil, avocado oil, almond oil, wheat germ oil, rice germ oil, olive oil, jojoba oil, evening primrose oil, coconut oil, camellia oil, and rose Natural oils such as fruit oil; 2-ethylhexyl isononanoate, hexyl laurate, isononyl isononanoate, isopropyl palmitate, isopropyl myristate, decyl oleate, cetyl caprylate , Isodecyl isononanoate, octyl palmitate, octyl isopalmitate, isocetyl octanoate, isopropyl isostearate, ethyl isostearate, stearyl 2-ethylhexanoate, 2- Esters (ester oil) such as isostearyl ethylhexanoate, triglyceride (octyl/decanoic acid), triglyceride tri-2-ethylhexanoate; higher grades such as lauric acid, isostearic acid and oleic acid Fatty acids; higher alcohols such as cetyl alcohol and oleyl alcohol.

Examples of the non-polar oil include hydrocarbons such as (liquid) paraffin and squalane; polysiloxane oils such as methyl polysiloxane, methyl phenyl polysiloxane, and decamethylcyclopentasiloxane. Wait.

As said component (B), it is preferable to contain a polar oil, and it is more preferable to contain the said ester. As the above-mentioned esters, in particular, in terms of excellent compatibility with the component (A) and more excellent ease of rinsing with water, it is preferable to use cetyl octoate. The content of esters (especially cetyl caprylate) in the above-mentioned oil agent (B) is, for example, 30% by weight or more (preferably 50% by weight or more, particularly preferably 70% by weight or more).

[Surfactant (C)] The surfactant (C) in the cleansing cosmetics of the present invention is not particularly limited as long as it can exhibit cleaning performance. Examples of the surfactant (C) include cationic surfactants, anionic surfactants, amphoteric surfactants, and nonionic surfactants. In the cleansing cosmetics of the present invention, in terms of safety, it is preferable to use a nonionic surfactant. As the surfactant (C), one type may be used alone or two or more types may be used in combination.

Examples of cationic surfactants include quaternary ammonium salts, alkylamine salts, and compounds having a pyridine ring. Examples of the quaternary ammonium salt include tetramethylammonium chloride, tetramethylammonium hydroxide, tetrabutylammonium chloride, dodecyl dimethyl benzyl ammonium chloride, and alkyl trimethyl chloride. Ammonium chloride, octyltrimethylammonium chloride, decyltrimethylammonium chloride, dodecyltrimethylammonium chloride, tetradecyltrimethylammonium chloride, cetyltrimethyl chloride Ammonium chloride, stearyl trimethyl ammonium chloride, alkyl trimethyl ammonium bromide, cetyl trimethyl ammonium bromide, benzyl trimethyl ammonium chloride, benzyl triethyl ammonium chloride . Examples of the alkylamine salt include monomethylamine hydrochloride, dimethylamine hydrochloride, and trimethylamine hydrochloride. Examples of the compound having a pyridine ring include butylpyridinium chloride, dodecylpyridinium chloride, and cetylpyridinium chloride.

Examples of anionic surfactants include carboxylates, sulfonates, sulfate ester salts, and phosphate ester salts. Examples of carboxylic acid salts include sodium caprylate, sodium caprate, sodium laurate, sodium myristate, sodium palmitate, and sodium stearate. Examples of the sulfonate include sodium 1-hexanesulfonate, sodium 1-octanesulfonate, sodium 1-decanesulfonate, sodium 1-dodecanesulfonate, perfluorobutanesulfonic acid, and linear alkylbenzene Sodium sulfonate, sodium toluene sulfonate, sodium cumene sulfonate, sodium octylbenzene sulfonate, sodium naphthalene sulfonate, disodium naphthalene disulfonate, trisodium naphthalene trisulfonate, sodium butyl naphthalene sulfonate. Examples of the sulfate ester salt include sodium lauryl sulfate, sodium myristyl sulfate, sodium laureth sulfate, sodium polyoxyethylene alkylphenol sulfonate, and lauryl sulfate Ammonium. Examples of phosphate ester salts include sodium lauryl phosphate and potassium lauryl phosphate.

Examples of amphoteric surfactants include alkyl betaine salts, fatty amide propyl betaine salts, alkyl imidazole salts, amino acid salts, and amine oxide salts. Examples of alkyl betaine salts include lauryl dimethylaminoacetic acid betaine, stearyl dimethylaminoacetic acid betaine, dodecylaminomethyl dimethyl sulfopropyl betaine 1. Octadecylaminomethyl dimethyl sulfopropyl betaine. Examples of fatty acyl propyl betaine salts include coconut amide propyl betaine (cocamidopropyl betamine) and coconut amide propyl hydroxy sulfobetaine. Examples of the alkylimidazole salt include 2-alkyl-N-carboxymethyl-N-hydroxyethylimidazoline betaine. Examples of the amino acid salt include sodium lauroyl glutamate, potassium lauryl glutamate, and sodium lauroyl glutamate. Examples of the amine oxide salt include lauryldimethylamine-N-oxide and oleyldimethylamine-N-oxide.

Examples of nonionic surfactants include ester compounds, ether compounds, and ether-ester compounds.

Examples of ester compounds include glycerin fatty acid esters such as diglycerol monostearate; polyoxyethylene (5) hydrogenated castor oil, polyoxyethylene (7) hydrogenated castor oil, polyoxyethylene (10) hydrogenated castor Hemp oil, polyoxyethylene (20) hydrogenated castor oil, polyoxyethylene (30) hydrogenated castor oil, polyoxyethylene (40) hydrogenated castor oil, polyoxyethylene (50) hydrogenated castor oil, polyoxyethylene (60) hydrogenated castor oil Hemp oil, polyoxyethylene (100) hydrogenated castor oil and other polyoxyethylene hydrogenated castor oil; polyoxyethylene (3) glycerol monoisostearate, polyoxyethylene (6) glycerol monoisostearate, polyoxyethylene (8) Glycerol monoisostearate, polyoxyethylene (10) glycerol monoisostearate, polyoxyethylene (15) glycerol monoisostearate, polyoxyethylene (20) glycerol monoisostearate Ester, polyoxyethylene (30) glycerol monoisostearate, polyoxyethylene (10) glycerol triisostearate, polyoxyethylene (20) glycerol triisostearate, polyoxyethylene (30 ) Polyoxyethylene glycerol fatty acid esters such as glycerol triisostearate, polyoxyethylene (40) glycerol triisostearate; sorbitan monooleate, sorbitan monooleate Sorbitan fatty acid esters such as fatty acid esters; polyoxyethylene (6) sorbitan monolaurate, polyoxyethylene (20) sorbitan monolaurate, polyoxyethylene (20) sorbose Polyoxyethylene sorbitan fatty acid esters such as alcohol monostearate and polyoxyethylene (20) sorbitan monooleate; polyoxyethylene (8) trimethylolpropane trimyristate , Polyoxyethylene (20) trimethylolpropane trimyristate, polyoxyethylene (30) trimethylolpropane trimyristate and other polyoxyethylene trimethylolpropane fatty acid esters; polyoxyethylene (30) Polyoxyethylene (30) sorbitol tetraoleate, polyoxyethylene (40) sorbitol tetraoleate and other polyoxyethylene sorbitol fatty acid esters; polyoxyethylene (6) diisostearyl Polyoxyethylene fatty acid esters such as esters and polyoxyethylene (12) diisostearate.

Examples of the ether compound include polyoxyethylene alkyl phenyl ethers such as polyoxyethylene octyl phenyl ether and polyoxyethylene nonyl phenyl ether, or polyoxyethylene alkyl ethers.

Examples of the ether-ester type compounds include polyoxyethylene (5) cetyl ether stearate and polyoxyethylene (10) cetyl ether stearate.

The surfactant (C) in the cleansing cosmetics of the present invention is preferably an ester compound in terms of safety, and more preferably a polyoxyethylene glycerin fatty acid ester. Among them, polyoxyethylene glyceryl monostearate, polyoxyethylene glyceryl monoisostearate, glyceryl polyoxyethylene oleate, polyoxyethylene glyceryl triisostearate and the like preferably have a carbon number of 10 to Polyoxyethylene glycerin of 20 fatty acid esters. The content (total) of these ester compounds in the surfactant (C) is, for example, 30% by weight or more (preferably 50% by weight or more, and particularly preferably 70% by weight or more).

The cleansing cosmetics of the present invention may contain, in addition to the above-mentioned ingredients, one or more types of ingredients used in general cleansing cosmetics (hereinafter, referred to as "Other components"). Examples of the aforementioned other components include preservatives, antibacterial agents, anti-inflammatory agents, astringents, moisturizers, antioxidants, lower alcohols, water, colorants, and fragrances.

In the tackifier (A) in the cleansing cosmetics of the present invention, the content of the compound (1) [the compound represented by the formula (1)] (when it contains two or more kinds is the total amount) relative to the cleaning The total amount of cosmetics is, for example, 0.1 to 10.0% by weight, and the lower limit is preferably 1.0% by weight. In addition, the upper limit is preferably 7.0% by weight, and particularly preferably 5.0% by weight. By blending the compound (1) in the above range, a cleansing cosmetic that can impart an appropriate viscosity to the oil agent (B) and has excellent usability and ejectability can be obtained. On the other hand, if the content of the compound (1) is lower than the above range, it tends to be difficult to stably maintain the viscosity of the cleansing cosmetics. In addition, even if the content of the compound (1) exceeds the above range, it may be difficult to obtain a favorable effect, but on the contrary, the cleansing cosmetics may have reduced ductility or ejectability.

In the cleansing cosmetics of the present invention, other tackifiers other than compound (1) may be included as the tackifier (A), but the compound (1) accounts for all the tackifiers contained in the cleansing cosmetics The ratio is, for example, 30.0% by weight or more, preferably 50.0% by weight or more, particularly preferably 70.0% by weight or more, and most preferably 85.0% by weight or more. If the content of other tackifiers becomes excessive, it tends to be difficult to obtain the effects of the present invention.

The content of the thickener (A) in the cleansing cosmetics of the present invention (the total amount when two or more types are used) can be adjusted appropriately according to the use, relative to the oil (B) contained in the cleansing cosmetics ) 100 parts by weight, for example, about 0.5 to 50.0 parts by weight (preferably 1.0 to 30.0 parts by weight, more preferably 1.5 to 20.0 parts by weight).

The total content of the cleansing cosmetics of the present invention with respect to the thickener (A) and the oil agent (B) includes, for example, 0.5 to 30.0% by weight, preferably 1.0 to 25.0% by weight, and more preferably 2.0 to 20.0% by weight Furthermore, it is preferably 2.5 to 15.0% by weight of the tackifier (A). In addition, with respect to the sum of the contents of the thickener (A) and the oil agent (B), it is 70.0 to 99.5% by weight, preferably 75.0 to 99.0% by weight, more preferably 80.0 to 98.0% by weight, and further preferably 85.0-95.0% by weight of oil agent (B). If the ratio of the tackifier (A) or the oil agent (B) is within the above range, the tackifier can appropriately stabilize the viscosity of the oil agent.

The cleansing cosmetics of the present invention contain 0.5 to 30.0% by weight, preferably 1.0 to 25.0% by weight, and more preferably 2.0 to 20.0% by weight relative to the sum of the content of the thickener (A) and the oil (B). Furthermore, it is preferably 5.0 to 15.0% by weight of the compound (1). If the ratio of the compound (1) is within the above range, the thickener can appropriately stabilize the viscosity of the oil.

The content of the oil agent (B) in the cleansing cosmetics of the present invention (the total amount when two or more kinds are included) is, for example, about 40.0 to 99.0% by weight relative to the total amount of the cleansing cosmetics, and the lower limit is preferably 50.0% by weight, particularly preferably 60.0% by weight, most preferably 60.0% by weight. In addition, the upper limit is preferably 90.0% by weight, particularly preferably 85.0% by weight, and most preferably 80.0% by weight. The cleansing cosmetics containing the oil agent (B) in the above range are excellent in the detergency of oily dirt, and have excellent usability and ejectability.

In the cleansing cosmetics of the present invention, the sum of the contents of the thickener (A) and the oil agent (B) is, for example, 10.0% by weight or more, preferably 20.0-95.0% by weight, particularly preferably the total amount of the cleaning cosmetics It is 30.0-90.0 weight%. The cleansing cosmetics containing the thickener (A) and the oil agent (B) in the above range are excellent in the cleaning power of oily dirt, and have excellent usability and ejectability.

The cleansing cosmetic of the present invention preferably contains about 5.0 to 50.0 parts by weight of the surfactant (C) relative to 100 parts by weight of the content of the thickener (A) and the oil (B). The lower limit of the sum of the contents is preferably 10.0 parts by weight, particularly preferably 15.0 parts by weight, and most preferably 20.0 parts by weight. In addition, the upper limit of the sum of the above contents is preferably 40.0 parts by weight, particularly preferably 35.0 parts by weight, and most preferably 30.0 parts by weight. The cleansing cosmetics containing the surfactant (C) in the above range are particularly excellent in the detergency of oily dirt.

The content of the surfactant (C) in the cleansing cosmetics of the present invention (the total amount when two or more kinds are included) is, for example, about 3.0 to 50.0% by weight relative to the total amount of the cleansing cosmetics, and the lower limit is preferred It is 5.0% by weight, particularly preferably 10.0% by weight, and most preferably 15.0% by weight. In addition, the upper limit is preferably 40.0% by weight, particularly preferably 30.0% by weight, and most preferably 25.0% by weight. The cleansing cosmetics containing the surfactant (C) in the above range are particularly excellent in the detergency of oily dirt.

The total content of the thickener (A), the oil agent (B), and the surfactant (C) is, for example, 60.0% by weight or more, preferably 70.0% by weight or more, especially 70.0% by weight, especially It is preferably 80.0% by weight or more, and most preferably 90.0% by weight or more.

The content of the above-mentioned other components in the cleansing cosmetics of the present invention is, for example, about 10.0% by weight or less, preferably 7.0% by weight or less, and particularly preferably 5.0% by weight or less, relative to the total amount of the cleansing cosmetics.

The viscosity of the cleansing cosmetics of the present invention [at 25°C and a shear rate of 10 s ^-1 ] is, for example, about 300 to 3000 mPa·s, preferably 500 to 3000 mPa·s, and particularly preferably 1000 to 3000 mPa· s, the best is 2000～3000 mPa·s. Therefore, especially when it is used in a container filled with a pump, it is not easy to be scattered at the time of discharge, and dripping from the discharge port can be prevented. Moreover, when applied to the skin, it does not easily drip from between fingers and has excellent ductility. That is, the usability is excellent. On the other hand, if the viscosity exceeds the above range, the ejectability or usability tends to decrease, and if the viscosity is lower than the above range, it may be scattered at the time of ejection, or dripped between fingers when taken to the hand, or Drip from the outlet of the container and contaminate the container.

The cleansing cosmetics of the present invention may be either water-based (including oil-in-water type) or oily. The cleansing cosmetics of the present invention may be in any form of oil (cleaning oil), gel (cleaning gel), cream (cleaning cream), milk (cleaning milk) and the like. In addition, it can also be a cosmetic used in a form (cleaning sheet) that penetrates into a sheet or the like. Among them, the cleansing cosmetics of the present invention are preferably oily or milky.

The cleansing cosmetics of the present invention have the above-mentioned characteristics, so they can be massaged with fingers and can be stained with the skin or oily cosmetics (such as foundation, sunscreen cosmetics, lipstick, mascara), etc. The oily dirt is fused, and then it can be cleanly removed by washing with water. In addition, when filling into a pump-type container, it can be ejected without scattering, and dripping from the ejection port can also be suppressed. Therefore, the cleansing cosmetic of the present invention is particularly suitable as a cleansing cosmetic for oily dirt used for filling in a pump-type container.

The cleansing cosmetics of the present invention can be manufactured, for example, through the step of making the thickener (A) and the oil (B) compatible. In more detail, it can be manufactured by mixing the tackifier (A) and the oil agent (B), heating them, dissolving them, cooling them, and adding interface activity after cooling them. Agent (C). In addition, it can also be produced by a method in which a thickener (A) is mixed into a part of the oil agent (B), which is dissolved by heating and then cooled, and then the remaining oil agent (B) is mixed.

The temperature at the time of compatibility is appropriately selected according to the types of the thickener (A) and the oil agent (B), and is not particularly limited, preferably not exceeding 100°C, and the boiling point of the oil agent (B) is 100°C In the following cases, it is preferably about the boiling point. The cooling after the dissolution may be as long as it can be cooled to room temperature (for example, 25° C. or lower), and may be slowly cooled at room temperature, or may be rapidly cooled by ice bath cooling or the like. [Example]

Hereinafter, the present invention will be described more specifically with examples, but the present invention is not limited by these examples. In addition,-in Table 1 below means that the component is not blended.

Synthesis Example 1 <Production of Compound (1-3)> Methyl behenate (20.0 g, 56.4 mmol) and ethylenediamine (16.9 g, 281 mmol) were stirred at 110° C. for 18 hours for reaction, and the reaction product was washed with methanol and filtered. The solvent of the filtrate was distilled off, and the obtained residue was purified by recrystallization using hexane. After purification, N-docosylethylenediamine (14.0 g, 36.7 mmol, yield 65%) was obtained in the form of white crystals.

To a solution of N,N-dimethylformamide (40 ml), add N-docosylethylenediamine obtained above (12.0 g, 31.4 mmol) and triethylamine (6.35 g) over 10 minutes , 62.8 mmol) and succinic anhydride (3.45 g, 34.5 mmol), and then stirred at 100°C for 15 minutes to dissolve the succinic anhydride while reacting. After the reaction, acetic anhydride (4.81 g, 47.1 mmol) was further added dropwise to the reaction crude liquid over 10 minutes, and then stirred at 100° C. for 1 hour to carry out the reaction. The reaction mixture was poured into water (200 ml), and the precipitate was filtered and washed with water. The precipitate was purified and recrystallized by using 2-propanol. After purification, N-docosylaminoethylsuccinimide (13.4 g, 28.9 mmol, yield 92%) was obtained as a white crystalline powder.

Combine the N-docosylaminoethylsuccinimide (4.00 g, 8.60 mmol) and N,N-dimethyl-1,3-propanediamine (2.63 g, 25.8 mmol) obtained above The reaction was carried out by stirring at 120°C for 18 hours. The reaction mixture was poured into methanol, and the precipitate was filtered and washed with methanol. After washing, the obtained solid is purified by recrystallization using acetone and methanol. After refining, N-(docosylaminoethylethylaminosuccinylaminosuccinylaminopropyl)-N represented by the following formula (2-3) is obtained in the form of white crystalline powder N-dimethylamine (4.58 g, 8.08 mmol, 94% yield).

The obtained N-(docosylaminoethylethylaminosuccinylaminosuccinylaminopropyl)-N,N-dimethylamine (4.00 g, 7.06 mmol), 35% hydrogen peroxide ( 2.06 ml) and 2-propanol (10 ml) were stirred at 60°C for 5 hours to carry out the reaction. Furthermore, palladium carbon (about 10 mg) was added to this reaction liquid, and it stirred at room temperature for 18 hours, and was made to react. After that, the reaction solution was filtered, and after the solvent was distilled off, it was purified by column chromatography (filler: silica gel, eluent: a mixed solvent of 2-propanol and methanol). After purification, N-(docosylaminoethylethylaminosuccinylaminosuccinylaminoaminopropyl)-N,N- represented by the following formula (1-3) is obtained as a white solid Dimethyl amine oxide (2.84 g, 4.87 mmol, 69% yield).

Synthesis Example 2 <Production of Compound (1-4)> N-docosylaminoethyl succinimide was obtained by the same method as Synthesis Example 1.

The obtained N-docosylaminoethylsuccinimide (8.00 g, 17.2 mmol) and hexamethylenediamine (10.0 g, 86.1 mmol) were stirred at 120°C for 18 hours to carry out a reaction. The reaction mixture was poured into methanol, and the precipitate was filtered and washed with methanol. After washing, the obtained solid is recrystallized using acetonitrile and methanol as solvents, and purified. After purification, N-(docosylaminoethyl)aminosuccinamide amide succinylaminohexylamine (6.91 g, 11.9 mmol, yield 69%) was obtained as a white crystalline powder.

The obtained N-(docosylaminoethyl)aminosuccinamide amide succinylaminohexylamine (3.25 g, 5.59 mmol), 37% aqueous formaldehyde (2.73 ml) and formic acid (1.55 g , 33.7 mmol) was dissolved in 2-propanol (15 ml), and stirred at 100 ℃ for 4 hours to carry out the reaction. The reaction mixture was poured into 1 M aqueous sodium hydroxide solution (20 ml), and the crystals precipitated from the reaction mixture were filtered. Recrystallize the obtained crystals with methanol and acetone, and obtain N-(docosylaminoethylethylaminosuccinylaminosuccinylaminoamide represented by the following formula (2-4) as a white solid Ethylhexyl)-N,N-dimethylamine (3.03 g, 4.98 mmol, yield 89%).

Combine the N-(docosylaminoethylethylaminosuccinylaminoaminoaminohexyl)-N,N-dimethylamine (2.80 g, 4.60 mmol), 35% hydrogen peroxide (1.30) obtained above ml) and 2-propanol (10 ml) were stirred at 60°C for 5 hours to carry out the reaction. Furthermore, palladium carbon (about 10 mg) was added to this reaction liquid, and it stirred at room temperature for 18 hours, and was made to react. The obtained reaction liquid was filtered, and after the solvent was distilled off, it was purified by column chromatography (filler: silica gel, eluent: mixed solvent of 2-propanol and methanol). After purification, N-(docosylaminoethylethylaminosuccinylaminosuccinylaminoaminohexyl)-N,N-di represented by the following formula (1-4) is obtained in the form of a white solid Methylamine oxide (2.13 g, 3.40 mmol, 74% yield).

Synthesis Example 3 <Production of Compound (1-1)> Methyl eicosanate (18.0 g, 55.1 mmol) and ethylenediamine (16.5 g, 276 mmol) were stirred at 110° C. for 18 hours to carry out a reaction, and the reaction product was washed with methanol and filtered. The solvent of the filtrate was distilled off, and the obtained residue was purified by recrystallization using hexane. After purification, N-eicosylethylenediamine (13.3 g, 37.5 mmol, 68% yield) was obtained in the form of white crystals.

To a solution of N,N-dimethylformamide (30 ml), the N-eicosylethylenediamine obtained above (10.0 g, 28.2 mmol) and triethylamine (5.71 g) were added over 10 minutes. , 56.4 mmol) and succinic anhydride (3.10 g, 31.0 mmol), and then stirred at 100°C for 15 minutes to dissolve the succinic anhydride while reacting. After the reaction, acetic anhydride (4.32 g, 42.3 mmol) was added dropwise to the obtained reaction crude liquid over 10 minutes, and stirred at 100°C for 1 hour to carry out the reaction. The obtained reaction mixture was poured into water (150 ml), and the precipitate was filtered and washed with water. The precipitate after washing was purified by recrystallization using 2-propanol. After purification, N-eicosylaminoethylethylsuccinimide (11.2 g, 25.7 mmol, 91% yield) was obtained as a white crystalline powder.

N-Eicosylaminoethylethylsuccinimide (4.00 g, 9.16 mmol) and N,N-dimethyl-1,3-propanediamine (2.81 g, 27.5 mmol) obtained above The reaction was carried out by stirring at 120°C for 18 hours. The reaction mixture was poured into methanol, and the precipitate was filtered and washed with methanol. The solid obtained was purified by recrystallization using acetone and methanol. After purification, N-(eicosylaminoaminoethylaminosuccinylaminoaminoaminopropylpropyl)-N represented by the following formula (2-1) is obtained in the form of white crystalline powder N-dimethylamine (4.49 g, 8.34 mmol, 91% yield).

N-(Eicosylaminoethylethylaminosuccinylaminosuccinylaminopropyl)-N,N-dimethylamine (4.00 g, 7.42 mmol) and 35% hydrogen peroxide obtained above 2.16 ml) and 2-propanol (10 ml) were stirred at 60°C for 5 hours to carry out the reaction. Furthermore, palladium carbon (about 10 mg) was added to this reaction liquid, and it stirred at room temperature for 18 hours, and was made to react. The reaction liquid was filtered, and after the solvent was distilled off, it was purified by column chromatography (filler: silica gel, eluent: mixed solvent of 2-propanol and methanol). After purification, N-(eicosylaminoaminoethylaminosuccinylaminoaminoaminopropyl)-N,N- represented by the following formula (1-1) is obtained as a white solid Dimethylamine oxide (2.39 g, 4.30 mmol, 58% yield).

Synthesis Example 4 <Production of Compound (1-5)> Except that methyl octadecanoate was used instead of methyl behenate, the compound represented by the following formula (2-5) was obtained in the same manner as in Synthesis Example 2, and thereafter the following formula (1-5 ) Represents the compound.

Synthesis Example 5 <Production of Compound (1-6)> Instead of using methyl octadecanoate instead of methyl behenate, the compound represented by the following formula (2-6) was obtained in the same manner as in Synthesis Example 1, and thereafter the following formula (1-6 ) Represents the compound.

Synthesis Example 6 <Production of Compound (1-7)> Instead of using methyl palmitate instead of methyl behenate, the compound represented by the following formula (2-7) was obtained in the same manner as in Synthesis Example 2, and thereafter the following formula (1-7) was obtained The compound represented.

Synthesis Example 7 <Production of Compound (1-8)> Instead of using methyl palmitate instead of methyl behenate, the compound represented by the following formula (2-8) was obtained in the same manner as in Synthesis Example 1, and thereafter the following formula (1-8) was obtained The compound represented.

Synthesis Example 8 <Production of Compound (1-9)> Except that methyl myristate was used instead of methyl behenate, the compound represented by the following formula (2-9) was obtained in the same manner as in Synthesis Example 2, and thereafter the following formula (1-9 ) Represents the compound.

Example 1 (Preparation of cleansing cosmetics) 2 parts by weight of the compound (1-1) obtained in the above Synthesis Example 3 as a thickener (A) and cetyl caprylate (commercial product) as an oil agent (B) Named "CEH", manufactured by Kokyu Alcohol Kogyo Co., Ltd.) 78 parts by weight are mixed, heated and stirred at 80°C to dissolve these phases, and then cooled to 25°C to obtain an oil composition, and the obtained oil composition 10 parts by weight of polyoxyethylene (10) glycerol monoisostearate (trade name "EMALEX GWIS-110", manufactured by Nihon Emulsion Co., Ltd.) as a surfactant (C), and polyoxyethylene ( 8) 10 parts by weight of glycerol monoisostearate (trade name "EMALEX GWIS-108", manufactured by Nihon Emulsion Co., Ltd.) to obtain a clean cosmetic (viscosity at a temperature of 25°C and a shear rate of 10 s ^-1 : 2400 mPa·s).

(Functional evaluation) Fill the clean cosmetics obtained above into a pump-type container with a nozzle opening of 2.5 mm in diameter and a discharge volume of 1.5 mL, 20 female functional inspectors use it for 2 weeks, the use of the pump-type container ( Whether it can prevent the drip from the spray outlet, or the scattering at the time of spraying), the sense of use of the cleansing cosmetics (whether it is dripped between the fingers when taken to the hand, whether the ductility is good), and the ease of washing, 5 grades (+2: very good, +1: good, 0: normal, -1: poor, -2: very poor) were evaluated, and the cleansing makeup was comprehensively evaluated according to the following criteria based on the average value of the evaluation points material. [Evaluation criteria] ◎: 1.0 points or more ○: 0 points or more and less than 1.0 points ×: Less than 0 points

Examples 2-8 and Comparative Example 1 were changed to the formulations shown in Table 1 below (units are parts by weight), except that cleansing cosmetics were obtained in the same manner as in Example 1. 1 Perform the sensory evaluation in the same manner. In addition, the viscosity of each cleansing cosmetics at a temperature of 25°C and a shear rate of 10 s ^-1 is shown in Table 1.

[Table 1] [Table 1] Cleaning cosmetics

In addition, the following are used as the oil agent (B) and surfactant (C) in Table 1. Cetyl octoate: trade name "CEH", manufactured by Kokyu Alcohol Kogyo Co., Ltd. Polyoxyethylene (10) glycerol monoisostearate: trade name "EMALEX GWIS-110", manufactured by Nihon Emulsion Co., Ltd. Polyoxyethylene (8) glycerol monoisostearate: trade name "EMALEX GWIS-108", manufactured by Nihon Emulsion Co., Ltd.

The cleansing cosmetics of the present invention of Examples 1 to 8 were evaluated as being excellent in usability and sense of use when filled in a pump-type container, and can be easily rinsed with water. On the other hand, in the case of Comparative Example 1, that is, when the thickener (A) is not used, the cleansing cosmetics are likely to be scattered at the time of ejection, and it is easy to drip from the ejection outlet. Also, it drops from finger to finger and is not easy to use. Therefore, it is evaluated that the usability of the pump type container is poor, and the feeling of use is poor.

（式中，R¹ 表示碳數10～25之一價直鏈狀脂肪族烴基，R² 、R³ 相同或不同，表示碳數2、4、6或8之二價脂肪族烴基、碳數6之二價脂環式烴基、或二價芳香族烴基，R⁴ 表示碳數1～8之二價脂肪族烴基，R⁵ 、R⁶ 相同或不同，表示碳數1～3之一價脂肪族烴基、或羥基烷基醚基。L¹ ～L³ 表示醯胺鍵，於L¹ 與L³ 為-CONH-之情形時，L² 為-NHCO-，於L¹ 與L³ 為-NHCO-之情形時，L² 為-CONH-） [2]如[1]中所記載之清潔化妝料，其中，R¹ 為碳數14～25（較佳為碳數18～21）之一價直鏈狀脂肪族烴基（較佳為碳數14～25之烷基）。 [3]如[1]或[2]中所記載之清潔化妝料，其中，R² 、R³ 為碳數2、4、6或8之二價直鏈狀伸烷基。 [4]如[1]至[3]中任一項所記載之清潔化妝料，其中，R⁴ 為碳數1～8（較佳為碳數3～6）之二價直鏈狀或支鏈狀伸烷基。 [5]如[1]至[4]中任一項所記載之清潔化妝料，其中，R⁵ 、R⁶ 為碳數1～3之直鏈狀或支鏈狀烷基、碳數2～3之直鏈狀或支鏈狀烯基、或碳數2～3之直鏈狀或支鏈狀炔基。 [6]如[1]至[5]中任一項所記載之清潔化妝料，其中，式（1）所表示之化合物為式（1-1）～（1-9）所表示之化合物。 [7]如[1]至[6]中任一項所記載之清潔化妝料，其中，油劑（B）為極性油或非極性油。 [8]如[1]至[6]中任一項所記載之清潔化妝料，其中，油劑（B）為選自由極性油及非極性油所組成之群中之1種以上。 [9]如[1]至[6]中任一項所記載之清潔化妝料，其中，油劑（B）包含酯類。 [10]如[1]至[9]中任一項所記載之清潔化妝料，其中，界面活性劑（C）包含非離子性界面活性劑。 [11]如[1]至[10]中任一項所記載之清潔化妝料，其中，增黏劑（A）與油劑（B）之含量之和相對於清潔化妝料總量而為10.0重量%以上。 [12]如[1]至[11]中任一項所記載之清潔化妝料，其中，式（1）所表示之化合物之含量相對於清潔化妝料總量而為0.1～10.0重量%。 [13]如[1]至[12]中任一項所記載之清潔化妝料，其中，增黏劑（A）之含量相對於油劑（B）100重量份而為0.5～50.0重量份。 [14]如[1]至[13]中任一項所記載之清潔化妝料，其中，式（1）所表示之化合物之含量相對於增黏劑（A）與油劑（B）含量之和而為0.5～30.0重量%。 [15]如[1]至[14]中任一項所記載之清潔化妝料，其中，油劑（B）之含量為清潔化妝料總量之40.0～99.0重量%。 [16]如[1]至[15]中任一項所記載之清潔化妝料，其中，界面活性劑（C）之含量相對於增黏劑（A）與油劑（B）之含量之和100重量份而為5.0～50.0重量份。 [17]如[1]至[16]中任一項所記載之清潔化妝料，其中，界面活性劑（C）之含量相對於清潔化妝料總量而為3.0～50.0重量%。 [18]如[1]至[17]中任一項所記載之清潔化妝料，其於溫度25℃、剪切速率10 s^-1 時之黏度為300～3000 mPa・s。 [產業上之可利用性]As a summary of the above, the configuration of the present invention and its changes are appended below. [1] A cleansing cosmetic, which contains a thickener (A), an oil agent (B) and a surfactant (C), and is relative to the content of the thickener (A) and the oil agent (B) It contains 0.5 to 30.0% by weight of the compound represented by the following formula (1) as a thickener (A), and contains 70.0 to the sum of the contents of the thickener (A) and the oil agent (B) 99.5% by weight of oil agent (B).

(In the formula, R ¹ represents a monovalent linear aliphatic hydrocarbon group with a carbon number of 10 to 25, R ² and R ^{3 are the} same or different, and represent a divalent aliphatic hydrocarbon group with a carbon number of 2, 4, 6 or 8 and a carbon number 6 divalent alicyclic hydrocarbon group, or divalent aromatic hydrocarbon group, R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms, R ⁵ and R ^{6 are the} same or different, and represent a monovalent fat having 1 to 3 carbon atoms Group hydrocarbon group or hydroxyalkyl ether group. L ¹ to L ³ represent an amide bond, when L ¹ and L ³ are -CONH-, L ² is -NHCO-, and L ¹ and L ³ are -NHCO -In the case of -, L ² is -CONH-) [2] The cleansing cosmetics described in [1], wherein R ¹ is a monovalent carbon number of 14-25 (preferably carbon number 18-21) Straight-chain aliphatic hydrocarbon group (preferably an alkyl group having 14 to 25 carbon atoms). [3] The cleansing cosmetics according to [1] or [2], wherein R ² and R ³ are divalent linear alkylene groups having ² , 4, 6 or 8 carbon atoms. [4] The cleansing cosmetics according to any one of [1] to [3], wherein R ⁴ is a divalent linear or branched carbon chain having 1 to 8 carbon atoms (preferably 3 to 6 carbon atoms). Chain extended alkyl. [5] The cleansing cosmetics according to any one of [1] to [4], wherein R ⁵ and R ⁶ are linear or branched alkyl groups having 1 to 3 carbon atoms and 2 to 2 carbon atoms 3 straight-chain or branched alkenyl, or straight-chain or branched alkynyl having 2 to 3 carbon atoms. [6] The cleansing cosmetics according to any one of [1] to [5], wherein the compound represented by formula (1) is a compound represented by formulas (1-1) to (1-9). [7] The cleansing cosmetics according to any one of [1] to [6], wherein the oil agent (B) is a polar oil or a non-polar oil. [8] The cleansing cosmetics according to any one of [1] to [6], wherein the oil agent (B) is one or more kinds selected from the group consisting of polar oils and non-polar oils. [9] The cleansing cosmetics according to any one of [1] to [6], wherein the oil agent (B) contains esters. [10] The cleansing cosmetics according to any one of [1] to [9], wherein the surfactant (C) contains a nonionic surfactant. [11] The cleansing cosmetics described in any one of [1] to [10], wherein the sum of the contents of the thickener (A) and the oil (B) is 10.0 relative to the total amount of cleansing cosmetics More than% by weight. [12] The cleansing cosmetics according to any one of [1] to [11], wherein the content of the compound represented by formula (1) is 0.1 to 10.0% by weight relative to the total amount of the cleansing cosmetics. [13] The cleansing cosmetics according to any one of [1] to [12], wherein the content of the thickener (A) is 0.5 to 50.0 parts by weight with respect to 100 parts by weight of the oil agent (B). [14] The cleansing cosmetics described in any one of [1] to [13], wherein the content of the compound represented by formula (1) is relative to the content of the thickener (A) and the oil (B) The sum is 0.5 to 30.0% by weight. [15] The cleansing cosmetics described in any one of [1] to [14], wherein the content of the oil agent (B) is 40.0 to 99.0% by weight of the total amount of cleansing cosmetics. [16] The cleansing cosmetics as described in any one of [1] to [15], wherein the content of the surfactant (C) is relative to the sum of the content of the thickener (A) and the oil agent (B) It is 5.0 to 50.0 parts by weight per 100 parts by weight. [17] The cleansing cosmetics according to any one of [1] to [16], wherein the content of the surfactant (C) is 3.0 to 50.0% by weight relative to the total amount of cleansing cosmetics. [18] The cleansing cosmetics described in any one of [1] to [17] have a viscosity of 300 to 3000 mPa·s at a temperature of 25°C and a shear rate of 10 s ^-1 . [Industry availability]

The cleansing cosmetics of the present invention can be used for the purpose of removing the greasy dirt of the skin caused by sebum or make-up cosmetics. In addition, it is not easy to drip when taken to the hand, and has excellent ductility, especially when filled into a pump-type container, and also has excellent ejectability.

no

no

Claims (4)

A cleansing cosmetic, which contains a thickener (A), an oil agent (B) and a surfactant (C), and is contained relative to the sum of the contents of the thickener (A) and the oil agent (B) 0.5 to 30.0% by weight of the compound represented by the following formula (1) is used as a thickener (A), and it is 70.0 to 99.5% by weight relative to the sum of the contents of the thickener (A) and the oil agent (B) The oil (B);

(In the formula, R ¹ represents a monovalent linear aliphatic hydrocarbon group with a carbon number of 10 to 25, R ² and R ^{3 are the} same or different, and represent a divalent aliphatic hydrocarbon group with a carbon number of 2, 4, 6 or 8 and a carbon number 6 divalent alicyclic hydrocarbon group, or divalent aromatic hydrocarbon group, R ⁴ represents a divalent aliphatic hydrocarbon group having 1 to 8 carbon atoms, R ⁵ and R ^{6 are the} same or different, and represent a monovalent fat having 1 to 3 carbon atoms Group hydrocarbon group or hydroxyalkyl ether group; L ¹ ～L ³ represent an amide bond, when L ¹ and L ³ are -CONH-, L ² is -NHCO-, and L ¹ and L ³ are -NHCO In the case of -, L ² is -CONH-). The cleansing cosmetics according to claim 1, wherein the oil agent (B) is a polar oil or a non-polar oil. The cleansing cosmetics according to claim 1 or 2, wherein the sum of the contents of the thickener (A) and the oil agent (B) is 10.0% by weight or more relative to the total amount of cleansing cosmetics. The cleansing cosmetics according to any one of claims 1 to 3, whose viscosity at a temperature of 25°C and a shear rate of 10 s ^-1 is 300 to 3000 mPa·s.