JP6824602B2 - Topical skin agent - Google Patents
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- JP6824602B2 JP6824602B2 JP2015188242A JP2015188242A JP6824602B2 JP 6824602 B2 JP6824602 B2 JP 6824602B2 JP 2015188242 A JP2015188242 A JP 2015188242A JP 2015188242 A JP2015188242 A JP 2015188242A JP 6824602 B2 JP6824602 B2 JP 6824602B2
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Description
本発明は、皮膚外用剤に関する。 The present invention relates to an external preparation for skin.
本発明者らは、グリセリン、ジプロピレングリコール、ポリオキシエチレンメチルグルコシド、スクワラン及びテトラ２−エチルヘキサン酸ペンタエリスリットを配合することを特徴とする皮膚プレトリートメント剤で、化粧水の使用の前に皮膚に塗布することを特徴とする皮膚プレトリートメント剤において、後で使用する化粧水の経皮吸収性が高まることを見出した（特許文献１）。 The present inventors are skin pretreatment agents comprising glycerin, dipropylene glycol, polyoxyethylene methyl glucoside, squalane and pentaerythlit tetra2-ethylhexanoate before the use of a lotion. It has been found that in a skin pretreatment agent characterized by being applied to the skin, the transdermal absorbability of a cosmetic solution to be used later is enhanced (Patent Document 1).
本発明は、特定の保湿成分を配合することにより、次に使用する化粧水等の機能性化粧料の経皮吸収性を高め、肌なじみを良くする皮膚外用剤を提供することを課題とする。 An object of the present invention is to provide an external preparation for skin that enhances the transdermal absorbability of a functional cosmetic such as a cosmetic to be used next and improves the familiarity with the skin by blending a specific moisturizing ingredient. ..
本発明は、（Ａ）ジプロピレングリコール、（Ｂ）ポリオキシアルキレンアルキルグルコシド、及び（Ｃ）米醗酵液、ポリグルタミン酸又はその塩から選択される一種又は二種以上の成分を含有する皮膚外用剤を提供する。 The present invention is an external preparation for skin containing one or more components selected from (A) dipropylene glycol, (B) polyoxyalkylene alkyl glucoside, and (C) fermented rice liquor, polyglutamic acid or a salt thereof. I will provide a.
本発明の皮膚外用剤は、次に使用する化粧水等の皮膚外用剤の経皮吸収性を高め、肌なじみを良くする効果を発揮する。 The external preparation for skin of the present invention has the effect of enhancing the percutaneous absorbability of the external preparation for skin such as the cosmetic water to be used next, and improving the familiarity with the skin.
以下本発明を実施するための形態を説明する。 Hereinafter, embodiments for carrying out the present invention will be described.
本発明の皮膚外用剤は、（Ａ）ジプロピレングリコール、（Ｂ）ポリオキシアルキレンアルキルグルコシド、並びに（Ｃ）米醗酵液、ポリグルタミン酸又はその塩から選択される一種又は二種以上を必須成分として含有する。 The external preparation for skin of the present invention contains one or more selected from (A) dipropylene glycol, (B) polyoxyalkylene alkyl glucoside, and (C) fermented rice solution, polyglutamic acid or a salt thereof as essential components. contains.
本発明の皮膚外用剤に配合する（Ａ）ジプロピレングリコールは、通常の皮膚外用剤に配合し得る化合物であれば特に限定されない。
ジプロピレングリコールの配合量は、皮膚外用剤全量に対し、１〜２０質量％が好ましく、さらには２〜１０質量％配合することが好ましい。１質量％未満若しくは２０質量％を超えて配合すると、次に使用する皮膚外用剤の肌なじみを良くする効果が発揮されない場合がある。
The dipropylene glycol (A) blended in the external preparation for skin of the present invention is not particularly limited as long as it is a compound that can be blended in a normal external preparation for skin.
The amount of dipropylene glycol to be blended is preferably 1 to 20% by mass, more preferably 2 to 10% by mass, based on the total amount of the external preparation for skin. If it is blended in an amount of less than 1% by mass or more than 20% by mass, the effect of improving the skin compatibility of the next external preparation for skin may not be exhibited.
本発明の皮膚外用剤に配合する（Ｂ）ポリオキシアルキレンアルキルグルコシドとしては、例えば、エチレンオキサイド及びプロピレンオキサイドから選択される１種又は２種のアルキレンオキサイドを、アルキルグルコシドに付加したものを使用することができ、その平均付加モル数としては、１〜３０モル程度が好ましい。ポリオキシアルキレンアルキルグルコシドにおけるアルキル基としては、炭素数１〜４のものが好ましく、メチル基、エチル基、プロピル基、イソプロピル基等が好ましい例である。ポリオキシアルキレンアルキルグルコシドの好ましい具体例としては、ポリオキシアルキレンメチルグルコシドが挙げられ、より具体的には、ＰＯＥ（１０）メチルグルコシド、ＰＯＥ（２０）メチルグルコシド、ＰＯＰ（１０）メチルグルコシド及びＰＯＰ（２０）メチルグルコシド等が挙げられる。これらのポリオキシアルキレンアルキルグルコシドとしては、肌なじみの良さの観点からＰＯＥ（２０）メチルグルコシドを用いることが最も好ましい。なお、本明細書において、ポリオキシエチレンをＰＯＥと略記し、ポリオキシプロピレンをＰＯＰと略記し、かっこ内の数はその平均付加モル数である。このようなポリオキシアルキレンアルキルグルコシドは、商業的に容易に入手することができる。 As the (B) polyoxyalkylene alkyl glucoside to be blended in the external preparation for skin of the present invention, for example, one or two alkylene oxides selected from ethylene oxide and propylene oxide are added to the alkyl glucoside. The average number of moles added is preferably about 1 to 30 moles. As the alkyl group in the polyoxyalkylene alkyl glucoside, those having 1 to 4 carbon atoms are preferable, and a methyl group, an ethyl group, a propyl group, an isopropyl group and the like are preferable examples. Preferred specific examples of the polyoxyalkylene alkyl glucoside include polyoxyalkylene methyl glucoside, and more specifically, POE (10) methyl glucoside, POE (20) methyl glucoside, POP (10) methyl glucoside and POP ( 20) Examples thereof include methyl glucoside. As these polyoxyalkylene alkyl glucosides, it is most preferable to use POE (20) methyl glucoside from the viewpoint of good skin compatibility. In addition, in this specification, polyoxyethylene is abbreviated as POE, polyoxypropylene is abbreviated as POP, and the number in parentheses is the average number of moles added. Such polyoxyalkylene alkyl glucosides are readily available commercially.
ポリオキシアルキレンアルキルグルコシドは１種又は２種以上を用いることができる。皮膚外用剤中のポリオキシアルキレンアルキルグルコシドの配合量は、皮膚外用剤全量に対し、０．１〜１５質量％が好ましく、１〜１２質量％がより好ましく、２〜１０質量％がさらに好ましい。０．１質量％未満若しくは１５質量％を超えて配合すると、次に使用する皮膚外用剤の肌なじみを良くする効果が発揮されない場合がある。 One or more polyoxyalkylene alkyl glucosides can be used. The blending amount of the polyoxyalkylene alkyl glucoside in the external preparation for skin is preferably 0.1 to 15% by mass, more preferably 1 to 12% by mass, still more preferably 2 to 10% by mass, based on the total amount of the external preparation for skin. If it is blended in an amount of less than 0.1% by mass or more than 15% by mass, the effect of improving the skin compatibility of the next external preparation for skin may not be exhibited.
本発明の皮膚外用剤に配合する（Ｃ）米醗酵液、ポリグルタミン酸又はその塩から選択される一種又は二種以上は、通常の皮膚外用剤に配合し得る化合物であれば特に限定されない。 One or more selected from (C) rice fermentation broth, polyglutamic acid or a salt thereof to be blended in the external preparation for skin of the present invention is not particularly limited as long as it is a compound that can be blended in a normal external preparation for skin.
米醗酵液は、米もしくは米ぬかを、酵素分解または麹による糖化、酒母或いは酵母による醗酵を行うことにより得られるものを用いることが好ましい。 As the rice fermentation broth, it is preferable to use a rice or rice bran obtained by enzymatically decomposing or saccharifying with koji, or fermenting with sake mother or yeast.
本発明における米醗酵液の配合量は、特に限定されないが、好ましくは、０．０１〜１０質量％、より好ましくは、０．１〜５％である。０．０１質量％未満の配合では充分な保湿効果を得ることができない。また１０質量％を超えて配合すると、経時で含有成分であるアミノ酸類が析出したり、着色が認められる場合がある。 The blending amount of the rice fermentation broth in the present invention is not particularly limited, but is preferably 0.01 to 10% by mass, and more preferably 0.1 to 5%. A sufficient moisturizing effect cannot be obtained with a composition of less than 0.01% by mass. Further, if it is blended in an amount of more than 10% by mass, amino acids as contained components may be precipitated or coloring may be observed over time.
本発明で使用するポリグルタミン酸は、遊離の酸または塩の状態で配合する。かかるポリグルタミン酸及び／又はその塩は、グルタミン酸が重合したものであれば特に制限なく用いることができるが、ポリ−γ−グルタミン酸及び／又はその塩であることが好ましい。 The polyglutamic acid used in the present invention is blended in the form of a free acid or salt. Such polyglutamic acid and / or a salt thereof can be used without particular limitation as long as it is a polymer of glutamic acid, but poly-γ-glutamic acid and / or a salt thereof is preferable.
本発明における、ポリグルタミン酸の配合量としては、皮膚外用剤の種類、品質、期待される作用の程度によって若干異なり特に限定しないが、通常、皮膚外用剤全量中、固形分換算して、０．０００１質量％以上、好ましくは０．００１〜１０．０質量％の濃度範囲と定義することが有効である。 The blending amount of polyglutamic acid in the present invention is slightly different depending on the type and quality of the external preparation for skin and the degree of expected action, and is not particularly limited. However, usually, the total amount of the external preparation for skin is converted to 0. It is effective to define the concentration range as 0001% by mass or more, preferably 0.001 to 10.0% by mass.
本発明の皮膚外用剤は、水溶性高分子を配合して粘度を調整することが好ましい。かかる水溶性高分子としては特に限定されないが、アクリル酸系水溶性高分子、及びガム系水溶性高分子から選択される１種又は２種以上を用いることが好ましい。かかるアクリル酸系水溶性高分子、及びガム系水溶性高分子としては、ポリアクリル酸及びその塩、カルボマー、（アクリレーツ／アクリル酸アルキル（Ｃ１０−３０））クロスポリマー、アクリルアミド・アクリルアミド−２−メチルプロパンスルホン酸塩共重合体、アクリル酸ヒドロキシエチル・アクリロイルジメチルタウリン塩共重合体、アクリル酸塩・アクリロイルジメチルタウリン共重合体、アクリル酸アミド・アクリル酸−２−メチルプロパンスルホン酸塩共重合体、アクリロイルジメチルタウリン塩・ビニルピロリドン共重合体などが挙げられ、この中でアクリル酸塩・アクリロイルジメチルタウリン共重合体、アクリル酸アミド・アクリル酸−２−メチルプロパンスルホン酸塩共重合体、及びアクリロイルジメチルタウリン塩・ビニルピロリドン共重合体、アラビアガム、トラガカントガム、グアガム、ジェランガム、シアガム、キャロブガム、カラヤガム、キサンタンガム等が挙げられる。本発明においては、次に使用する皮膚外用剤の肌なじみを改善する目的からアクリル酸系水溶性高分子とガム系水溶性高分子を併用して用いることが好ましく、カルボマー及び（アクリレーツ／アクリル酸アルキル（Ｃ１０−３０））クロスポリマーから選択される１種又は２種と、キサンタンガムを併用することがさらに好ましく、さらには、カルボマーと（アクリレーツ／アクリル酸アルキル（Ｃ１０−３０））クロスポリマーとキサンタンガムの３種を併用して用いることが最も好ましい。 The external preparation for skin of the present invention preferably contains a water-soluble polymer to adjust the viscosity. The water-soluble polymer is not particularly limited, but it is preferable to use one or more selected from the acrylic acid-based water-soluble polymer and the gum-based water-soluble polymer. Examples of the acrylic acid-based water-soluble polymer and the gum-based water-soluble polymer include polyacrylic acid and salts thereof, carbomer, (Acrylate / alkyl acrylate (C10-30)) crosspolymer, and acrylamide / acrylamide-2-methyl. Propanesulfonate copolymer, hydroxyethyl acrylate / acryloyldimethyltaurine salt copolymer, acrylate / acryloyldimethyltaurin copolymer, acrylate / acrylate-2-methylpropanesulfonate copolymer, Acryloyldimethyltaurine salt / vinylpyrrolidone copolymer and the like include acrylate / acryloyldimethyltaurin copolymer, acrylate / acrylate-2-methylpropanesulfonate copolymer, and acryloyldimethyl. Examples thereof include taurine salt / vinylpyrrolidone copolymer, arabic gum, tragacant gum, guagam, gellan gum, shea gum, carob gum, karaya gum, and xanthan gum. In the present invention, it is preferable to use an acrylic acid-based water-soluble polymer and a gum-based water-soluble polymer in combination for the purpose of improving the skin compatibility of the skin external preparation to be used next, and carbomer and (Acrylate / acrylic acid). It is more preferable to use xanthan gum in combination with one or two selected from alkyl (C10-30)) crosspolymers, and further, carbomer and (Acrylate / alkyl acrylate (C10-30)) crosspolymer and xanthan gum. It is most preferable to use these three types in combination.
本発明の皮膚外用剤には上述の必須成分の他に、必要に応じて通常皮膚外用剤に配合される、水性成分、油性成分、保湿剤、色素、界面活性剤、紫外線吸収剤、増粘剤、美容成分、香料、高分子物質、防菌防微剤、アルコール類、粉体、スクラブ剤、生体由来成分等を適宜配合することができる。 In addition to the above-mentioned essential components, the skin external preparation of the present invention usually contains an aqueous component, an oily component, a moisturizer, a pigment, a surfactant, an ultraviolet absorber, and a thickening agent, which are usually added to the skin external preparation as needed. Agents, beauty ingredients, fragrances, polymer substances, antibacterial and microscopic agents, alcohols, powders, scrubbing agents, biological ingredients and the like can be appropriately blended.
本発明の皮膚外用剤は、例えば、ローション剤、乳剤、軟膏の剤型で用いることができる。また、本発明の皮膚外用剤は、製造方法を問わない。 The external preparation for skin of the present invention can be used in, for example, lotions, emulsions, and ointments. In addition, the external preparation for skin of the present invention may be produced regardless of the production method.
本発明の皮膚外用剤は、化粧水の前に使用するプレトリートメント剤として用いるのに好適である。本発明の皮膚外用剤を使用後に化粧水を使用することにより、化粧水のなじみや浸透感がより向上する。 The external preparation for skin of the present invention is suitable for use as a pretreatment agent to be used before a lotion. By using the lotion after using the external preparation for skin of the present invention, the familiarity and penetration of the lotion are further improved.
以下、実施例により本発明を具体的に説明するが、これにより本発明の範囲が限定されるものではない。なお、配合量は特に断りのない限り質量％である。 Hereinafter, the present invention will be specifically described with reference to Examples, but the scope of the present invention is not limited thereto. The blending amount is mass% unless otherwise specified.
＜肌なじみ試験＞
本発明の皮膚外用剤を塗布した後、化粧水を塗布したときの肌なじみの変化について、１０名の専門パネルを用いて官能的に評価した。実施例及び比較例の各試料を塗布後、化粧水Ａ（全量に対して、１，３−ブチレングリコール１０質量％、グリセリン５質量％、エタノール７質量％、精製水残部からなる）を塗布した場合に、化粧水Ａのみを塗布した場合と比較して化粧水Ａの肌なじみが良くなったと答えたパネルの人数により評価し、表１〜３に示した。評価基準は以下の通りとした。
○：良くなったと答えた人数８〜１０人
△：良くなったと答えた人数４〜７人
×：良くなったと答えた人数０〜３人
<Skin familiarity test>
After applying the external preparation for skin of the present invention, the change in skin familiarity when the lotion was applied was sensually evaluated using a specialized panel of 10 people. After applying each of the samples of Examples and Comparative Examples, Toner A (consisting of 10% by mass of 1,3-butylene glycol, 5% by mass of glycerin, 7% by mass of ethanol, and the balance of purified water with respect to the total amount) was applied. In this case, the evaluation was made based on the number of panels that answered that the skin familiarity of the lotion A was improved as compared with the case where only the lotion A was applied, and the results are shown in Tables 1 to 3. The evaluation criteria are as follows.
○: Number of people who answered that it improved 8 to 10 people △: Number of people who answered that it improved 4 to 7 people ×: Number of people who answered that it improved 0 to 3 people
＜浸透感試験＞
本発明の皮膚外用剤を塗布した後、化粧水を塗布したときの浸透感の変化について、１０名の専門パネルを用いて官能的に評価した。実施例及び比較例の各試料を塗布後、化粧水Ａ（全量に対して、１，３−ブチレングリコール１０質量％、グリセリン５質量％、エタノール７質量％、精製水残部からなる）を塗布した場合に、化粧水Ａのみを塗布した場合と比較して化粧水Ａの浸透感が良くなったと答えたパネルの人数により評価し、表１〜３に示した。評価基準は以下の通りとした。
○：良くなったと答えた人数８〜１０人
△：良くなったと答えた人数４〜７人
×：良くなったと答えた人数０〜３人
<Penetration test>
After applying the external preparation for skin of the present invention, the change in the permeation feeling when the lotion was applied was sensually evaluated using a specialized panel of 10 people. After applying each of the samples of Examples and Comparative Examples, Toner A (consisting of 10% by mass of 1,3-butylene glycol, 5% by mass of glycerin, 7% by mass of ethanol, and the balance of purified water with respect to the total amount) was applied. In this case, the evaluation was made based on the number of panels that answered that the permeation feeling of the lotion A was improved as compared with the case where only the lotion A was applied, and the results are shown in Tables 1 to 3. The evaluation criteria are as follows.
○: Number of people who answered that it improved 8 to 10 people △: Number of people who answered that it improved 4 to 7 people ×: Number of people who answered that it improved 0 to 3 people
Claims (1)
（Ｂ）ポリオキシアルキレンアルキルグルコシド、
（Ｃ）ポリグルタミン酸又はその塩から選択される一種又は二種以上及び
（Ｄ）アクリル酸系水溶性高分子とガム系水溶性高分子（ローカストビーンガムを除く）を併用して含有する皮膚外用剤。 (A) Dipropylene glycol,
(B) Polyoxyalkylene alkyl glucoside,
Topical skin containing (C) one or more selected from polyglutamic acid or a salt thereof, and (D) acrylic acid-based water-soluble polymer and gum-based water-soluble polymer (excluding locust bean gum) in combination. Agent.
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| JP2015188242A JP6824602B2 (en) | 2015-09-25 | 2015-09-25 | Topical skin agent |
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| Application Number | Priority Date | Filing Date | Title |
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| JP2015188242A JP6824602B2 (en) | 2015-09-25 | 2015-09-25 | Topical skin agent |
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| JP2017061432A JP2017061432A (en) | 2017-03-30 |
| JP6824602B2 true JP6824602B2 (en) | 2021-02-03 |
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| JP2015188242A Active JP6824602B2 (en) | 2015-09-25 | 2015-09-25 | Topical skin agent |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007320889A (en) * | 2006-05-31 | 2007-12-13 | Umo Inc Co Ltd | Method for preparing face-beautifying medicine |
| JP2008247752A (en) * | 2007-03-29 | 2008-10-16 | Shiseido Co Ltd | Composition for external application |
| JP2011001270A (en) * | 2009-06-16 | 2011-01-06 | Shiseido Co Ltd | Percutaneous absorption promoter and skin external preparation containing the same |
| JP5726489B2 (en) * | 2010-11-26 | 2015-06-03 | 株式会社ノエビア | Skin pretreatment agent |
| JP2013056929A (en) * | 2012-11-22 | 2013-03-28 | Rohto Pharmaceutical Co Ltd | External preparation for skin |
| JP2015010070A (en) * | 2013-06-28 | 2015-01-19 | 富士フイルム株式会社 | Melanin decomposition accelerator and melanosome protein decomposition accelerator |
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