JP2000191471A - Composition for cleaning body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a composition for body cleaning having excellent foam compatibility of volume and good compatibility with skin and mucosa tissue. SOLUTION: This aqueous liquid composition for body cleaning comprises 5-50 pts.wt. based on the whole composition of a surfactant mixture obtained by mixing (a) an alkylpolyglycoside of the formula R-O-(CH2CH2O)n-Zx (R is a 8-20C alkyl group; Z is a 5-6C saccharide group; n is a number of 0-10; x is a number of 1-5) with (b) a 10-22C aliphatic alcohol ethoxylate having about 5-25 ethoxylation degree, (c) an amphoteric or zwitterionic surfactant, (d) an alkylpolyethercarboxylic acid of the formula R-(A)nO-CH2-COOX (R is a 8-20C alkyl or alkenyl group; A is ethylene oxide a/or propylene oxide; n is 1-20; X is H or a monofunctional cation).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a liquid personal cleansing composition, and more particularly to a shampoo composition having optimal properties.

[0002]

BACKGROUND OF THE INVENTION Conditioning shampoo compositions have been known for many years and have been very successful on the market. Such shampoos generally comprise at least one surfactant, in particular an anionic surfactant, and preferably a cationic conditioning hair conditioning polymer.

[0003]

While these products are effective on their own, they are particularly useful for the volume, gloss, combability and feel of the hair after washing with these products.
There is a need to further improve its properties. Shampoos are also required to have good and voluminous foam compatibility. In addition, the shampoo must also be extremely mild, that is, it must be as compatible as possible with skin and mucosal tissues.

[0004]

According to the present invention, in order to solve the above-mentioned problems, there are provided (a) at least one kind of carbon having 8 to 20 carbon atoms.
-Alkyl polyglucosides, (b) at least one carbon number 10-22-aliphatic alcohol ethoxylate,
A surfactant mixture comprising (c) at least one amphoteric or zwitterionic surfactant, and (d) at least one C8-20-alkylpolyethercarboxylic acid or a water-soluble salt thereof, A water-based shampoo is blended in an amount of 5 to 50% by weight based on the total composition.

[0005]

DETAILED DESCRIPTION OF THE INVENTION First of the shampoo compositions of the present invention.
Is an alkylpolyglucoside compound represented by at least one kind of general formula (1). _{R-O- (CH 2 CH 2} O) n-Zx (1) [ wherein, R is the number of carbon atoms 8-20, preferably 10-1
4, Z is a sugar group having 5-6 carbon atoms, n is a number of 0-10, and x is 1-5,
Preferably, the number is between 1.1-2.5.] These alkyl polyglycosides have recently been used as foam improvers with excellent skin-compatibility in liquid detergents and personal cleansing compositions. But preferably 1-20% by weight, in particular 2.5%, based on the total composition
-10% by weight.

[0006] The second essential component (b) of the body cleansing composition of the present invention is at least one carbon number 10-22 fatty alcohol ethoxylate, preferably 1-, based on the total composition. It is present in an amount of 20% by weight, especially 2.5-15% by weight, more preferably 4-10% by weight. Particularly suitable C.sub.22-22 fatty alcohol ethers are the common names "Lauret" according to the CTFA nomenclature.
h), Myristeth, Olet
h), "Ceteth", "Deceth", "Steareth" and "Cetearet"
h)), and is indicated by the number of added ethylene oxide molecules such as "Laureth-16". The average degree of ethoxylation ranges from about 5-25, preferably about 10-20.

The third surfactant component (c) in the composition of the present invention is an amphoteric or zwitterionic surfactant, and is about 1-20% by weight, preferably about 2% by weight, based on the total composition.
-15% by weight, especially about 2.5-10% by weight. Examples of these include various known betaines such as fatty acid amide alkyl betaines and sulfobetaines, such as lauryl hydroxysulfobetaine; and long chain alkyl amino acids such as cocoaminoacetate, cocoaminopropionate and sodium cocoa. Particular mention is made of nhopropionate and acetate.

Specifically, betaines represented by formulas (3) and (4):

[0009]

Embedded image [Wherein, R is a C8-18-alkyl group, and n is 1-3]

A sulfobetaine represented by the formula (5):

[0011]

Embedded image [Wherein, R is a C8-18-alkyl group, and n is 1-3]

Amidoalkylbetaines represented by the formula (6) can be used.

[0013]

Embedded image [Wherein, R is a C8-18-alkyl group, and n is 1-3]

Among these, fatty acid amide alkyl betaines, especially cocoamidopropyl betaine, and cocoamphoacetate and -propionate, particularly the sodium salts thereof, are preferred. Particularly preferred is a mixture of cocoamidopropyl betaine and cocoamphoacetate in a weight ratio of 3: 1-1: 3, especially 2: 1-1: 1.

The fourth essential component (d) is a C8-20 alkylpolyethercarboxylic acid represented by the formula (2) or a salt thereof. R- (A) _n O—CH ₂ —COOX (2) wherein R is an 8-20-alkyl or alkenyl group, preferably a 12-14-alkyl group, and A is ethylene oxide and / Or a propylene oxide group, n is 1-20, preferably 2-17,
And X is H or is preferably a cation of sodium, potassium, magnesium and ammonia, which may optionally be hydroxyalkyl-substituted. For example, the product name "AKYPO
(Registered trademark) "and" AKYPO-SOFT (registered trademark) ". Fourth component (d) in the composition of the present invention
Is preferably 0.5 to 0.5, based on the total composition.
It is in the range of 10% by weight, especially 0.75-7.5% by weight.

[0016] In addition to the four essential surfactant components of the present invention, the compositions of the present invention may contain additional surfactants, preferably in small proportions. Suitable additional anionic surfactants include, for example, those of the sulfate, sulfonate, carboxylate and alkyl phosphate types. Of course, these are those commonly used in shampoos and include, for example, known C10-18-alkyl sulfates, especially the respective ether sulfates, such as C12-14.
Alkyl ether sulfates, lauryl ether sulfates, especially those having 1-4 ethylene oxide groups in the molecule, monoglyceride (ether) sulfates, fatty acid amide sulfates obtained by ethoxylation of fatty acid alkanolamides and subsequent sulfation And alkali salts thereof, as well as salts of long-chain mono- and dialkyl phosphates, which are mild surfactants having good skin compatibility, and acyl isethionates.

Mixtures of several anionic surfactants, for example α-olefin sulfonates and sulfosuccinates, preferably in a ratio of 1: 3 to 3: 1, or ether sulfates and polyether carboxylic acids or alkyl amide ether carboxylic acids A mixture of acids can also be added. For a review of anionic surfactants used in liquid personal cleansing compositions, see also the article by K. Schrader, "Grundlagen und Rezepturen der Kosmetika", 2n.
d Ed., (1989, Huthig Buchverlag), pp. 683-691,
It is described in.

Other suitable anionic surfactants, preferably mixed with other surfactants used in the present invention and added into the shampoo of the present invention, include those having 8 to 2 carbon atoms.
Examples thereof include 2-acylaminocarboxylic acids or water-soluble salts thereof, and preferably 0.1% based on the total composition.
It is incorporated in an amount of 5-10% by weight, especially 1-7.5% by weight. N-lauroylglutamicate, especially the sodium salt thereof, is particularly preferred. Other suitable N- acylamino acids, for example, N- lauroyl _{sarcosinate, N-C} 12 _{-C 18} - acyl aspartate Chin acid, N- myristoyl sarcosinate, N- oleyl sarcosinate, N -Lauroylmethylalanine, N-lauroyllysine and N-lauroylaminopropylglycine, preferably used in the form of water-soluble alkali or ammonium salts, especially the sodium salt.

Other additionally useful nonionic surfactants include, for example, various sorbitan esters such as polyethylene glycol sorbitan stearate, fatty acid polyglycol esters, or commercially available, for example, under the trade name "Pluronics". And polycondensates of ethylene oxide and propylene oxide.

Other useful surfactants are amine oxides, which are about 0.25-5% by weight, based on the total composition,
It is preferably present in an amount in the range of about 0.5-3.5% by weight. These amine oxides have been known for a long time and include, for example, C12-18-alkyldimethylamine oxides, such as lauryldimethylamine oxide, C12-18-alkylamidopropyl or -ethyl-amine oxides, carbon Numerical Formulas 12 to 18-Alkyldi (hydroxyethyl) or-(hydroxypropyl) amine oxides, or amine oxides having an ethylene oxide and / or propylene oxide group in the alkyl chain. Such amine oxides are available, for example, under the trade names "Ammonyx (R)", "Aromox (R)" or "Genaminox".
(Registered trademark) ".

Other optional surfactant components include, for example, fatty acid mono- and dialkanolamides such as coconut fatty acid monoethanolamide and myristic fatty acid monoisopropanolamide, which may be used as foam enhancers. Can also.

The personal cleansing compositions, in particular shampoos, of the present invention can be used as conditioning agents, such as protein hydrolysis products and polypeptides, such as keratin hydrolysis products, collagen hydrolysis products of the "Nutrilan®" type. Or elastin hydrolysis products, and especially vegetable, optionally cationic, protein hydrolysis products such as "Gluadin®".

Another conditioning additive is a hair conditioning polymer. These may be nonionic polymers, preferably alcohol- and / or water-soluble vinylpyrrolidone polymers, such as vinylpyrrolidone homopolymers or copolymers, especially copolymers with vinyl acetate. Suitable vinylpyrrolidone polymers are, for example, the products known under the trade name “Luviskol®”, such as the homopolymers “Luviskol K30, K60 and K90®”, and “Luvisko VA55 or VA64” from BASF AG.
(Registered trademark) "is an alcohol- or water-soluble copolymer from vinylpyrrolidone and vinyl acetate.

Other suitable nonionic polymers are vinyl pyrrolidone / vinyl acetate / vinyl propionate copolymers such as "Luviskol VAP343®", vinyl pyrrolidone / (meth) acrylate copolymers and chitosan derivatives. It is. If they are used in the shampoo compositions according to the invention, they are present in an amount of about 0.05-5% by weight, preferably 0.1-2.5%, based on the total composition.
% By weight, especially about 0.15 to 1.5% by weight.

Instead of or in addition to the nonionic polymers, cationic and / or anionic and / or amphoteric polymers can be used as hair conditioning polymers in corresponding amounts. Suitable hair-conditioning cationic polymers include the known quaternary cellulose derivatives of the type "Polymer JR (R)", as well as the quaternary derivatives of dimethyldiallylammonium chloride known under the trade name "Merquat (R)". Graded homo- and copolymers, quaternary vinylpyrrolidone copolymers, especially those with dialkylaminoalkyl (meth) acrylates known by the trade name "Gafquat®", trade name "Luviquat" Copolymers from vinylpyrrolidone and vinylimidazolinium methochloride, supplied as "(R)", polyaminopolyamide derivatives, such as dimethylaminohydroxypropyldiethylenetriamine adipate sold as "Cartaretine F (R)" polymer And is commercially available product name as "Mirapol A15 (registered trademark)", USP415
And a bis-quaternary long-chain ammonium compound having a urea structure disclosed in US Pat.

In this connection, DE-A 25 21 960, 28 11010,
The cationic polymers described in 3044738 and 3217059 and the products described on pages 3-7 of EP-A337354 are cited by reference. Mixtures of various cationic polymers can also be used. EP-A52 for cationic polymers
Included are the quaternized products of graft copolymers from the organopolysiloxanes and polyethyloxazolines disclosed in 4612 and EP-A640643.

The amphoteric polymers added alone or in combination with at least one additional cationic, nonionic or anionic polymer include, in particular, “Am
Copolymers of N-octylacrylamide of the "phomer (R)" type, (meth) acrylic acid and tert.-butylaminoethyl methacrylate; copolymers of methacryloylethyl betaine and alkyl methacrylates of the "Yukaformer (R)" type For example, butyl methacrylate copolymer “Yukaformer Am75
(Registered trademark) "; a monomer containing a carboxyl group and a sulfone group, such as (meth) acrylic acid and itaconic acid, and a mono- group containing a basic group, particularly an amino group.
Or a copolymer with a monomer such as dialkylaminoalkyl (meth) acrylates or mono- or dialkylaminoalkyl (meth) acrylamides; N-octylacrylamide, methyl methacrylate, hydroxypropyl methacrylate, N-tert.-methacrylate. A copolymer from butylaminoethyl and acrylic acid,
And the copolymers disclosed in US Pat. No. 3,927,199.

Suitable anionic polymers are vinyl alkyl ethers, in particular the trade name “Gantrez AN®.
Or methyl vinyl ether / maleic acid copolymer obtained by hydrolysis of a vinyl ether / maleic anhydride copolymer sold under the trade name ES. These polymers are, for example, the ethyl esters of ethyl vinyl ether / maleic acid copolymer "Gantrez E
S 225®, or its butyl or isobutyl ester, and may be partially esterified. Other useful anionic polymers include vinyl acetate / crotonic acid or vinyl acetate / vinyl neodecanoate / crotonic acid copolymers, especially of the "Resyn®"type; acrylic acid of the "Hydagen F®" type Sodium / vinyl alcohol copolymer,
Sodium polystyrene sulfonate, such as "Flexan
130 (registered trademark); ethyl acrylate / acrylic acid / N-tert.-butylacrylamide copolymer of the "Ultrahold (registered trademark)"type; vinylpyrrolidone / vinyl acetate / itaconic acid copolymer, "Reten (registered trademark)""Type acrylic acid / acrylamide copolymers or their sodium salts.

It goes without saying that the personal cleansing compositions according to the invention may comprise all substances commonly used in these compositions. Examples of such substances include trace amounts of complexing agents, dyes, preservatives, pH that are not already contained in the original surfactant mixture.
-Regulators, viscosity regulators, such as inorganic salts, fragrances, pearlescent agents, thickeners, moisture retention agents, vegetable and animal oils, such as jojoba oil. A list of such additives is also disclosed in Schrader, supra, at pages 695-722. Another suitable ingredient is ethoxydiglycol, which is preferably present in an amount of 0.1-5% by weight, based on the personal cleansing composition of the present invention.

In addition, polysiloxanes can be used as conditioning agents in the liquid personal cleansing compositions of the present invention. Their preferred proportions are in the range of about 0.5-5% by weight, especially 1-3% by weight, based on the total composition. Suitable include volatile and non-volatile cyclic or linear polysiloxanes, such as the silicone oils known by the generic names "dimethicone", "phenyldimethicone" and "cyclomethicone". Can be Also suitable are, for example, the silicone derivatives disclosed in EP-A398177, where they have been used in liquid detergent compositions in combination with alkyl polyglucosides.

According to a preferred embodiment of the present invention, the personal cleansing agent of the present invention may comprise a dye for coloring hair directly or oxidatively, ie it may be a so-called hair dyeing or coloring shampoo. it can. Hair dye shampoos containing direct acting dyes are particularly suitable. Shampoos containing the surfactant composition of the present invention, especially containing cationic direct acting dyes, are particularly bright, compared to known hair dye shampoos based on conventional surfactants or surfactant mixtures, It has also been found to produce a shiny and stable hair coloration.

Particularly suitable basic (cationic) dyes include: basic blue 6, C.I.
I.-No.51,175; Basic Blue 7, CI-No.42,595; Basic Blue 9, CI-No.52,015; Basic Blue 2
6, CI-No.44,045; Basic Blue 41, CI-No.11,1
54; Basic Blue 99, CI-No. 56,059; Basic Brown 4, CI-No. 21,010; Basic Brown 16, CI
-No.12,250; Basic Brown 17, CI-No.12,251; Basic Green 1, CI-No.42,040; Basic Red
2, CI-No.50,240; Basic Red 22, CI-No.11,0
55; Basic Red 76, CI-No. 12,245; Basic Violet 1, CI-No. 42,535; Basic Violet
3, CI-No. 42,555; Basic violet 10, CI-N
o.45,170; Basic Violet 14, CI-No.42,510;
Basic Yellow 57, CI-No. 12,719.

Less preferred, but usable (anionic) dyes which can be used include: Acid Black 1, CI-No. 20,470; Acid Blue 9, C.I.
I.-No. 42,090; Acid Blue 74, CI-No. 73,015; Acid Red 18, CI-No. 16,255; Acid Red 27, C.I.
I.-No. 16,185; Acid Red 87, CI-No. 45,380; Acid Red 92, CI-No. 45,410; Acid Violet 4
3, CI-No.60,730; Acid Yellow 1, CI-No.10,31
6; Acid Yellow 23, CI-No. 19,140; Acid Yellow 3, CI-No. 47,005; D & C Brown No. 1, CI-N
o.20,170; D & C Green No.5, CI-No.61,570; D & C
C orange No.4, CI-No.15,510; D & C orange No.1
0, CI-No. 45,425: 1; D & C Orange No. 11, CI-No. 4
5,425; D & C Red No. 21, CI-No. 45, 380: 2; D & C Red No. 27, CI-No. 45, 410: 1; D & C Red No. 33, C.
I.-No. 17,200; FD & C Yellow No. 6, CI-No. 15,985;
D & C Yellow No.7, CI-No.45,350: 1; D & C Yellow No.8, CI-No.45,350; FD & C Red No.4, CI-N
o.14,700.

Vegetable dyes such as henna (red or black), alkana root, laocaic acid,
Logwood powder, madder root and rubu root powder, and the like, can also be used alone or in combination with synthetic direct acting dyes. The amount of the direct-acting dye in the composition of the present invention can be varied depending on the application form and desired color tone, but generally, about 0.001-2 of the ready-to-use composition is used. 0.5% by weight, preferably 0.5%
05-1.0% by weight.

The pH value of the shampoo of the present invention is about 5-
A general range between 8.5, but can be adjusted below 5 for specialty products. The viscosity is 10se
Measured according to the Brookfield or Heppler method at a shear rate of c ^-1 and at 20 ° C.
0-10,000 mPa.s, preferably about 2,000-6.0
00 mPa.s, particularly preferably 2,500-5,000 mPa.s.
s, is a general range.

[0036]

Next, the present invention will be further described with reference to examples. The products according to the invention can be produced by mixing the individual components in water, but it is also possible to use premixes of the various components. Example 1 A shampoo composition was prepared by mixing the following components according to a conventional method. (Ingredients) (% by weight) Laureth-16 (Laureth-16) 5.0 carbon number 8-12-alkylglucoside (PD to 1.5) 5.0 sodium cocoamphoacetate 2.0 cocoamidopropyl betaine 3.0 Lauryl polyether (-11-) carboxylic acid 1.0 Cationic polymer (Polyquaternium-7) 0.4 Sodium benzoate 0.6 Sodium sorbate 0.3 Citric acid, Sodium chloride Sufficient amount Water balance

The shampoo was used in a known half-head double-blind test for 10 testers to replace 10% by weight of sodium alkyl ether sulfate in place of laureth-16 and alkylpolyglucoside in the composition. And a shampoo containing According to the evaluations carried out separately by two hairdressers, lathering performance and combability when wet and dry, smoothness and flexibility of wet hair after shampooing, and volume, softness of hair after drying The shampoo of the present invention gave a 9: 1 superior result in terms of bulk and elasticity.

Examples 2 to 9 The components shown in Table 1 were mixed by a conventional method to prepare a hair dye shampoo. Table 1 shows the obtained staining results. In Table 1, the content of each component is represented by% by weight.

[0039]

[Table 1]

The color obtained was found to be substantially more stable than that obtained with shampoos with conventional surfactant combinations.

Claims (8)

[Claims] 1. 5 to 50% by weight, based on the total composition
(A) at least one kind of alkyl polyglucoside represented by the formula (1): R—O— (CH ₂ CH ₂ O) _n —Zx (1) [wherein R represents 8-20 carbon atoms; An alkyl group, Z is a sugar group having 5-6 carbon atoms, n is a number of 0-10, and x is a number between 1-5] (b) about 5-2
At least one carbon atom having a degree of ethoxylation of 5
0-22-aliphatic alcohol ethoxylates, (c) at least one amphoteric or zwitterionic surfactant, and (d) at least one alkyl polyether carboxylic acid of the formula (2); (A) _n O—CH ₂ —COOX (2) wherein R is a C 8-20 alkyl or alkenyl group, A is an ethylene oxide and / or propylene oxide group, and n is 1-20 And X is H or a monovalent cation]. 2. The composition according to claim 1, comprising 1-20% by weight of component (a), based on the total composition. 3. The composition according to claim 1, comprising 2.5 to 15% by weight, based on the total composition, of component (b). 4. The composition according to claim 1, comprising 0.5 to 10% by weight of component (c), based on the total composition. 5. The composition according to claim 1, comprising as component (c) a C 8-18 fatty acid amide alkyl betaine. 6. Component (c) comprising cocoamidopropyl betaine and sodium cocoamphoacetate in a ratio of 3: 1.
A mixture comprising a mixture in a weight ratio of -1: 3.
6. The composition according to any one of the above items 5. 7. The composition according to claim 1, comprising from 0.5 to 7.5% by weight of component (d), based on the total composition. 8. An additional 0.00 based on the total composition.
The composition according to any one of claims 1 to 7, comprising 1 to 2.5% by weight of at least one direct acting hair dye.