JP3563494B2 - Detergent composition - Google Patents

Description

【０００７】
（式中、Ｒ²ＣＯ−は平均炭素数１０〜２２の脂肪族アシル基を、Ｒ³ は炭素数１〜３のアルキル基を、Ｘ² はアルカリ金属原子、アルカリ土類金属原子、アンモニウム基又はアルカノールアンモニウム基を示す）で表されるアシルアルキルタウリン塩型アニオン性界面活性剤０．３〜６重量％、
（Ｃ）一般式 Ｒ⁴Ｏ−（ＣＨ₂ＣＨ₂Ｏ）_p−ＣＨ₂ＣＯＯＸ³ （３）（式中、Ｒ⁴は平均炭素数８〜１８の直鎖又は分岐鎖のアルキル又はアルケニル基を、Ｘ³は水素原子、アルカリ金属原子、アンモニウム基又はアルカノールアンモニウム基を示し、ｐは３〜１５の数を示す）で表されるエーテル型酢酸系界面活性剤０．２５〜５重量％
を含有し、成分（Ａ）〜（Ｃ）の含有量の合計が１５〜５０重量％であることを特徴とする洗浄剤組成物を提供するものである。
【０００８】
本発明で使用される成分（Ａ）の脂肪酸又はその塩において、Ｒ^１ で示される平均炭素数７〜１７の直鎖又は分岐鎖のアルキル又はアルケニル基としては、例えばカプリル基、ラウリル基、ミリスチル基、パルミチル基、オレイル基、ステアリル基、リノール基等が挙げられ、そのうちでも炭素数１２〜１７のものが好ましく、特に炭素数１２〜１４のものが最も好ましい。Ｘ^１ としては、例えば水素原子；ナトリウム、カリウム等のアルカリ金属原子；モノエタノールアンモニウム、ジエタノールアンモニウム、トリエタノールアンモニウム、アンモニウム等の基が挙げられ、そのうちでもアルカリ金属原子及びトリエタノールアンモニウム基が好ましく、特に起泡性等の点からカリウムが好ましい。
【０００９】
本発明で使用される成分（Ｂ）のアシルアルキルタウリン塩型アニオン性界面活性剤において、Ｒ^２ＣＯ−で示される平均炭素数１０〜２２の脂肪族アシル基としては、例えばラウリル基、ココイル基、ミリスチル基、パルミチル基等が挙げられ、そのうちでも炭素数１２〜１４のものが好ましく、特に炭素数１２のラウリル基が最も好ましい。また、Ｒ^３ で示される炭素数１〜３のアルキル基としては、メチル基、エチル基、プロピル基、イソプロピル基が挙げられるが、特にメチル基が好ましい。Ｘ^２ としては、例えばナトリウム、カリウム等のアルカリ金属原子；モノエタノールアンモニウム、ジエタノールアンモニウム、トリエタノールアンモニウム、アンモニウム等の基が挙げられ、そのうちでもアルカリ金属原子及びトリエタノールアンモニウム基が好ましく、特に、溶解性、起泡性等の点からナトリウムが最も好ましい。
【００１０】
本発明に使用される成分（Ｃ）のエーテル型酢酸系界面活性剤において、Ｒ^４ で示される平均炭素数８〜１８の直鎖又は分岐鎖のアルキル又はアルケニル基としては、例えばラウリル基、ミリスチル基、パルミチル基、オレイル基、ステアリル基等が挙げられ、そのうちでも炭素数１２〜１６のものが好ましく、特に炭素数１２〜１４のものが好ましい。また、ｐはエチレンオキシドの平均付加モル数を示し、３〜１５、特に８〜１２が好ましい。
かかるエーテル型酢酸系界面活性剤の具体例としては、ポリオキシエチレン（１０）ラウリルエーテル酢酸、ポリオキシエチレン（４．５）ラウリルエーテル酢酸、ポリオキシエチレン（８）ミリスチルエーテル酢酸等が挙げられる。また、Ｘ^３ としてはアルカリ金属原子が好ましく、特にカリウムが好ましい。
【００１１】
成分（Ａ）、（Ｂ）及び（Ｃ）の本洗浄剤組成物中への配合量は、成分（Ａ）が１０〜３０重量％、成分（Ｂ）が０．２〜１０重量％、成分（Ｃ）が０．２〜１０重量％で、成分（Ａ）、（Ｂ）及び（Ｃ）の合計が１５〜５０重量％であることが好ましく、特に成分（Ａ）が１４〜２５重量％、成分（Ｂ）が０．３〜６重量％、成分（Ｃ）が０．２５〜５重量％であることが好ましい。
成分（Ａ）を１０重量％以上とすることにより十分な洗浄性、起泡性が得られる。一方、３０重量％以下にすることにより脱脂力を適切な範囲に抑えることができる。
また、成分（Ｂ）を０．２重量％以上とすることで良好な泡質が得られる。一方、１０重量％以下にすることにより洗浄後の感触を特によくすることが可能となる。
更にまた、成分（Ｃ）を０．２重量％以上とすることにより、洗浄時の泡質、感触を優れたものにすることができ、一方、１０重量％以下にすることにより、洗浄後の感触を特に良好にすることができる。
【００１２】
本発明の洗浄剤組成物には、本発明の効果を損なわない範囲で、更に他の皮膚洗浄剤や毛髪洗浄剤に配合されているアニオン性界面活性剤、非イオン性界面活性剤、両性界面活性剤、カチオン性界面活性剤及びコンディショニング成分等の各種成分を配合することができる。
【００１３】
このような成分のうち、アニオン性界面活性剤成分としては、アルキル硫酸塩、ポリオキシアルキレンエーテル硫酸塩、スルホコハク酸系界面活性剤、ポリオキシアルキレンアミドエーテル硫酸塩、モノグリセライド硫酸塩、オレフィンスルホン酸塩、アルカンスルホン酸塩、アシル化イセチオン酸塩、アシル化アミノ酸塩、ポリオキシアルキレンアルキルアミドエーテル酢酸塩等が；非イオン性界面活性剤としては、アルキルポリグリコシド、ショ糖脂肪酸エステル、ポリグリセリン脂肪酸エステル、ポリオキシアルキレンアルキルエーテル、脂肪族アルカノールアミド、アルキルアミンオキサイド、脂肪酸多価アルコールエステル等が；カチオン性界面活性剤としては、直鎖又は分岐鎖のモノ又はジ長鎖アルキル第３級アミン等が；両性界面活性剤としては、アミドアミノ酸系界面活性剤、カルボベタイン系界面活性剤、スルホベタイン系界面活性剤、イミダゾリニウムベタイン系界面活性剤、アミノ酸系ベタイン界面活性剤、ホスホベタイン系界面活性剤等が挙げられる。
【００１４】
また、コンディショニング成分としては、高級アルコール、シリコーン及びシリコーン誘導体、ラノリン、スクワレン、炭化水素、蛋白誘導体、ポリエチレングリコールの脂肪酸エステル等の油剤；カチオン化セルロース、カチオン化グアーガムやマーコート５５０（メルク社製）等のカチオンポリマーなどが挙げられる。
【００１５】
更に、洗浄剤組成物において通常使用されているその他の成分、例えばメチルセルロース、ヒドロキシエチルセルロース、カルボキシビニルポリマー、キサンタンガム等の多糖類等の水溶性高分子；ポリオキシアルキレンソルビタンエステル、ポリオキシエチレングリコールジステアレート、エタノール等の粘度調整剤；エチレンジアミン四酢酸塩（ＥＤＴＡ）、ホスホン酸塩類等のキレート剤；メチルパラベン、ブチルパラベン等の防腐剤；ビタミンやその前駆体等の有効成分；レシチン、ゼラチン等の動植物抽出物又はその誘導体；ナイロンやポリエチレン等のポリマーの微粉体；グリチルリチン酸ジカリウム等の消炎剤；トリクロサン、トリクロロカルバン、オクトピロックス、ジンクピリチオン等の殺菌剤や抗フケ剤；ジブチルヒドロキシトルエン等の酸化防止剤；パール化剤；紫外線吸収剤；ｐＨ調整剤；色素；香料；水などを、本発明の効果を損なわない範囲で、必要に応じて配合することができる。
【００１６】
【発明の効果】
本発明の洗浄剤組成物は優れた洗浄力を有し、洗浄時の起泡性に優れ、洗浄時の皮膚への感触が良好であり、洗浄後のさっぱり感が得られ、特に皮膚、手洗い用洗浄剤として有用である。
【００１７】
【実施例】
次に実施例を挙げて本発明を説明するが、本発明はこれら実施例に限定されるものではない。
【００１８】
実施例１
表１及び表２に示す組成の洗浄剤組成物を常法により製造し、その起泡量、泡質、濯ぎ性、洗浄後の皮膚のなめらかさについて下記の方法により評価した。その結果を表１及び表２に示す。
【００１９】
（評価方法）
専門パネラーにより洗浄剤組成物３ｍｌを用いて手、腕を洗浄したときの起泡量、泡質、濯ぎ性、洗浄後の皮膚のなめらかさについて、下記基準に従って官能評価した。
【００２０】
（１）起泡量：
◎；泡量が非常に多い。
○；泡量が多い。
△；泡量がやや少ない。
×；泡量が少ない。
【００２１】
（２）泡質：
◎；きめが細かく、かつ柔らかい良好な泡質。
○；柔らかい良好な泡質。
△；やや柔らかい泡質。
×；粗い泡質。
【００２２】
（３）濯ぎ性：
◎；濯ぎが非常に速くぬめり感がない。
○；濯ぎが比較的速い。
△；やや濯ぎが悪い。
×；濯ぎが悪く、めぬり感がある。
【００２３】
（４）洗浄後の皮膚のなめらかさ：
◎；つっぱり感があまりなく、皮膚がなめらかである。
○；ややつっぱるが、皮膚はなめらか。
△；つっぱり感あり、皮膚がややかさつく。
×；非常につっぱり、皮膚がかさつく。
【００２４】
【表１】

【００２５】
【表２】

【００２６】
実施例２ ボディーシャンプー
下記に示す処方のボディーシャンプーを調製した。得られたボディーシャンプーは起泡量が豊かで、きめ細かく、濯ぎも良好で、皮膚への感触も優れたものであった。
【００２７】
【表３】

【００２８】
実施例３ ハンドソープ
下記に示す処方のハンドソープを調製した。得られたハンドソープは起泡量が豊かで、きめ細かく、濯ぎも良好で、皮膚への感触も優れたものであった。
【００２９】
【表４】

【００３０】
下記に示す処方の洗顔料を調製した。得られた洗顔料は起泡量が豊かで、きめ細かく、濯ぎも良好で、皮膚への感触も優れたものであった。
【００３１】
【表５】

[0001]
[Industrial applications]
The present invention relates to a detergent composition having excellent detergency, a good feel to the skin at the time of washing, and a refreshing feeling after washing, which is suitable for uses such as for a body, a face wash, and a hand wash.
[0002]
[Prior art]
Heretofore, liquid detergents for the body have been used in combination of a higher fatty acid soap as a main component and an anionic surfactant or an amphoteric surfactant. This is because the amount of foam or the like is not sufficient with fatty acid soap alone. For example, it has been proposed to improve the foaming power and detergency by using a fatty acid soap and an amphoteric surfactant in combination (Japanese Patent Application Laid-Open (JP-A) no. JP-A-51-31706, JP-A-51-31707).
Further, by using a fatty acid soap in combination with an alkylloylalkyltaurine and a trialkylaminoacetate betaine, a detergent which has good foaming properties and detergency and has a good moist feeling after washing has been proposed (JP-A-6-1994). -88100).
In addition, by using a fatty acid soap having a specific fatty acid composition and an amide amino acid-based surfactant and an acylalkyltaurine in combination, a stable hue, a good foam amount, and a good rinsing property after washing are provided. Has been proposed (JP-A-6-248298).
However, none of these detergents was sufficiently satisfactory in terms of foaming power, foam quality, feeling on the skin during washing, feeling after washing, and especially refreshing feeling.
[0003]
[Problems to be solved by the invention]
Accordingly, an object of the present invention is to provide a detergent composition which is excellent in foaming properties, has a fine foam quality, and has a particularly good feel at the time of washing and after washing while maintaining the inexpensive point of the conventional fatty acid soap. Is to do.
[0004]
[Means for Solving the Problems]
Under such circumstances, the present inventors have conducted intensive studies and as a result, when a specific fatty acid or a salt thereof is combined with a specific acylalkyltaurine salt type anionic surfactant and a specific ether type acetic acid surfactant, The present inventors have found that a detergent composition which is excellent in foaming properties, has a fine foam quality at the time of washing, has a good feel to the skin, and has a good feeling such as a refreshing feeling after washing can be obtained.
[0005]
That is, the present invention provides the following components (A) to (C):
(A) General formula R ¹ COOX ¹ (1) (wherein R ¹ is a linear or branched alkyl or alkenyl group having an average of 7 to 17 carbon atoms, and X ¹ is a hydrogen atom, an alkali metal atom, an ammonium group Or an alkanol ammonium group) represented by the following formula :
(B) General formula (2)
[0006]
Embedded image

[0007]
(Wherein, R ² CO— represents an aliphatic acyl group having an average of 10 to 22 carbon atoms, R ³ represents an alkyl group having 1 to ³ carbon atoms, X ² represents an alkali metal atom, an alkaline earth metal atom, and an ammonium group. Or an alkanol ammonium group) represented by an acylalkyltaurine salt type anionic surfactant 0.3 to 6% by weight ,
(C) in the general formula _{^{R 4 O- (CH 2 CH 2}} O) p -CH 2 COOX 3 (3) ( wherein, a linear or branched alkyl or alkenyl group of R ⁴ is an average carbon number from 8 to 18 , X ³ is a hydrogen atom, an alkali metal atom, an ammonium group or alkanolammonium group, p is an ether-type acetic acid system represented by the number of 3 to 15) surfactants 0.25-5 wt%
And a total content of the components (A) to (C) is 15 to 50% by weight.
[0008]
In the fatty acid or salt thereof of the component (A) used in the present invention, examples of the linear or branched alkyl or alkenyl group having an average carbon number of 7 to 17 represented by R ¹ include a capryl group, a lauryl group and a myristyl group. Groups, a palmityl group, an oleyl group, a stearyl group, a linole group and the like. Among them, those having 12 to 17 carbon atoms are preferable, and those having 12 to 14 carbon atoms are most preferable. Examples of X ¹ include a hydrogen atom; an alkali metal atom such as sodium and potassium; and groups such as monoethanolammonium, diethanolammonium, triethanolammonium, and ammonium. Among them, an alkali metal atom and a triethanolammonium group are preferable. Particularly, potassium is preferable from the viewpoint of foaming property and the like.
[0009]
In the acylalkyltaurine salt type anionic surfactant of the component (B) used in the present invention, examples of the aliphatic acyl group having an average carbon number of 10 to 22 represented by R ² CO— include a lauryl group and a cocoyl group. , Myristyl group, palmityl group, etc. Among them, those having 12 to 14 carbon atoms are preferable, and a lauryl group having 12 carbon atoms is most preferable. Examples of the alkyl group having 1 to 3 carbon atoms represented by R ³ include a methyl group, an ethyl group, a propyl group, and an isopropyl group, and a methyl group is particularly preferable. X ² includes, for example, alkali metal atoms such as sodium and potassium; and groups such as monoethanolammonium, diethanolammonium, triethanolammonium, and ammonium. Among them, an alkali metal atom and a triethanolammonium group are preferable. Sodium is most preferred in terms of properties, foaming properties, and the like.
[0010]
In the ether type acetic acid surfactant of the component (C) used in the present invention, examples of the linear or branched alkyl or alkenyl group having an average carbon number of 8 to 18 represented by R ⁴ include a lauryl group and a myristyl group. Group, a palmityl group, an oleyl group, a stearyl group and the like. Among them, those having 12 to 16 carbon atoms are preferable, and those having 12 to 14 carbon atoms are particularly preferable. P represents the average number of moles of ethylene oxide added, and is preferably 3 to 15, particularly preferably 8 to 12.
Specific examples of such an ether-type acetic acid-based surfactant include polyoxyethylene (10) lauryl ether acetic acid, polyoxyethylene (4.5) lauryl ether acetic acid, and polyoxyethylene (8) myristyl ether acetic acid. X ³ is preferably an alkali metal atom, particularly preferably potassium.
[0011]
The amounts of components (A), (B) and (C) in the present detergent composition are 10 to 30% by weight for component (A), 0.2 to 10% by weight for component (B), and (C) is preferably 0.2 to 10% by weight, and the total of the components (A), (B) and (C) is preferably 15 to 50% by weight, and especially the component (A) is 14 to 25% by weight. The component (B) is preferably 0.3 to 6% by weight, and the component (C) is preferably 0.25 to 5% by weight.
When the content of the component (A) is 10% by weight or more, sufficient detergency and foamability can be obtained. On the other hand, by setting the content to 30% by weight or less, the degreasing power can be suppressed to an appropriate range.
Further, by setting the component (B) to 0.2% by weight or more, good foam quality can be obtained. On the other hand, when the content is 10% by weight or less, the feel after washing can be particularly improved.
Furthermore, when the content of the component (C) is 0.2% by weight or more, the foam quality and feel during washing can be made excellent. The feel can be particularly good.
[0012]
The cleaning composition of the present invention includes an anionic surfactant, a nonionic surfactant, and an amphoteric surfactant which are further incorporated into other skin cleansing agents and hair cleansing agents as long as the effects of the present invention are not impaired. Various components such as an activator, a cationic surfactant and a conditioning component can be blended.
[0013]
Among such components, anionic surfactant components include alkyl sulfates, polyoxyalkylene ether sulfates, sulfosuccinic surfactants, polyoxyalkylene amide ether sulfates, monoglyceride sulfates, and olefin sulfonates. Alkane sulfonates, acylated isethionates, acylated amino acid salts, polyoxyalkylene alkyl amide ether acetates and the like; nonionic surfactants include alkyl polyglycosides, sucrose fatty acid esters, polyglycerin fatty acid esters And polyoxyalkylene alkyl ethers, aliphatic alkanolamides, alkylamine oxides, fatty acid polyhydric alcohol esters, and the like; as the cationic surfactant, linear or branched mono- or dilong-chain alkyl tertiary amines and the like. ; Bisexual Examples of the surfactant include amide amino acid surfactants, carbobetaine surfactants, sulfobetaine surfactants, imidazolinium betaine surfactants, amino acid betaine surfactants, phosphobetaine surfactants, and the like. Is mentioned.
[0014]
The conditioning component includes oils such as higher alcohols, silicones and silicone derivatives, lanolin, squalene, hydrocarbons, protein derivatives, and fatty acid esters of polyethylene glycol; cationized cellulose, cationized guar gum, and Marcoat 550 (manufactured by Merck). And the like.
[0015]
Further, other components usually used in the detergent composition, for example, water-soluble polymers such as polysaccharides such as methylcellulose, hydroxyethylcellulose, carboxyvinyl polymer, and xanthan gum; polyoxyalkylene sorbitan esters, polyoxyethylene glycol distears Viscosity adjusting agents such as rate and ethanol; chelating agents such as ethylenediaminetetraacetate (EDTA) and phosphonates; preservatives such as methylparaben and butylparaben; active ingredients such as vitamins and precursors thereof; animals and plants such as lecithin and gelatin; Extract or derivative thereof; fine powder of polymer such as nylon or polyethylene; anti-inflammatory agent such as dipotassium glycyrrhizinate; bactericide or anti-dandruff agent such as triclosan, trichlorocarban, octopirox, zinc pyrithione; dibutyl hydride Antioxidants such as Kishitoruen; pearling agents; UV absorbers; pH adjusting agents; dyes; perfume; water, etc., without impairing the effect of the present invention may be formulated as required.
[0016]
【The invention's effect】
The cleaning composition of the present invention has excellent detergency, excellent foaming properties at the time of washing, good feeling on the skin at the time of washing, and a refreshing feeling after washing, especially skin, hand washing. Useful as a cleaning agent.
[0017]
【Example】
Next, the present invention will be described with reference to examples, but the present invention is not limited to these examples.
[0018]
Example 1
Cleaning compositions having the compositions shown in Tables 1 and 2 were produced by a conventional method, and the foaming amount, foam quality, rinsing properties, and smoothness of the washed skin were evaluated by the following methods. The results are shown in Tables 1 and 2.
[0019]
(Evaluation method)
The amount of foam, the quality of foam, the rinsing property, and the smoothness of the skin after washing were evaluated organoleptically by a specialized panelist according to the following criteria when the hands and arms were washed using 3 ml of the detergent composition.
[0020]
(1) Foaming amount:
A: The amount of foam is very large.
；: The amount of foam is large.
Δ: The foam amount is slightly small.
X: The foam amount is small.
[0021]
(2) Foam quality:
◎: Fine and soft good foam quality.
；: Soft good foam quality.
Δ: Slightly soft foam quality.
×: coarse foam quality.
[0022]
(3) Rinseability:
A: Rinse is very fast and there is no slimy feeling.
；: Rinsing is relatively fast.
Δ: Slightly poor rinsing.
×: poor rinsing, with a feeling of coloring.
[0023]
(4) Skin smoothness after washing:
A: There is not much feeling of tightness and the skin is smooth.
；: The skin is smooth, though the skin is a bit tight.
Δ: There is a feeling of tightness, and the skin becomes slightly soft.
×: Very firm and skin bulky.
[0024]
[Table 1]

[0025]
[Table 2]

[0026]
Example 2 Body shampoo A body shampoo having the following formulation was prepared. The obtained body shampoo had a rich foaming amount, was fine, was well rinsed, and had an excellent skin feel.
[0027]
[Table 3]

[0028]
Example 3 Hand soap A hand soap having the following formulation was prepared. The obtained hand soap had a rich foaming amount, was fine, was well rinsed, and had an excellent skin feel.
[0029]
[Table 4]

[0030]
A face wash having the following formulation was prepared. The obtained facial cleanser had a rich foaming amount, was fine, was well rinsed, and had an excellent skin feel.
[0031]
[Table 5]

Claims (1)

The following components (A) to (C):
(A) General formula R ¹ COOX ¹ (1) (wherein R ¹ is a linear or branched alkyl or alkenyl group having an average of 7 to 17 carbon atoms, and X ¹ is a hydrogen atom, an alkali metal atom, an ammonium group Or an alkanol ammonium group) represented by the following formula :
(B) General formula (2)

(Wherein, R ² CO— represents an aliphatic acyl group having an average of 10 to 22 carbon atoms, R ³ represents an alkyl group having 1 to ³ carbon atoms, X ² represents an alkali metal atom, an alkaline earth metal atom, and an ammonium group. Or an alkanol ammonium group) represented by an acylalkyltaurine salt type anionic surfactant 0.3 to 6% by weight ,
(C) in the general formula _{^{R 4 O- (CH 2 CH 2}} O) p -CH 2 COOX 3 (3) ( wherein, a linear or branched alkyl or alkenyl group of R ⁴ is an average carbon number from 8 to 18 , X ³ is a hydrogen atom, an alkali metal atom, an ammonium group or alkanolammonium group, p is an ether-type acetic acid system represented by the number of 3 to 15) surfactants 0.25-5 wt%
Wherein the total content of the components (A) to (C) is 15 to 50% by weight.