DE4324358A1 - Solid synthetic compsn for cleaning and conditioning hair and skin for softness - contg mixt of strongly foaming anionic and amphoteric surfactants and minor amt of water-insol silicone, sufficiently mild for use on face avoiding irritation - Google Patents

Abstract

A solid, synthetic compsn. for cleaning and conditioning the hair and the skin contains (A) a major amt. of a mixt of (1) strongly foaming anionic surfactant comprising a higher alkyl sulphonate or sulphate or single-ring aromatic sulphonate with a higher alkyl substit., and (2) an amphoteric surfactant, in molar ratio of (2):(1) of 2:1-1:2, and (B) less than 10 wt % w.r.t total compsn., of water-insol. silicone with viscosity 1,000-120,000 cP. (A) (1) The component is a higher (2-22C) alkyl sulphate, esp. Na lauryl sulphate, a higher alkylbenzene sulphonate or a higher alkyl sulphonate. (2) The component is an amido betaine of formula (I) esp. coco-fatty amido propyl betaine. R1 = 7-20 C (un)satd aliphatic gp.; R2, R3 = H, 1-4C alkyl or hydroxyalkyl; R4 = divalent 1-4C alkyl. (B) the silicone has viscosity 10,000-100,000 cP, is used in amt. of 1-6 (2-4) wt. %, and is a poly di hydrocarbon siloxane, esp. poly dimethylsiloxane. The compsn. is in the form of bars, and may contain 20% of an alkali metal, Mg or NH4 10-18C-acyl isethionate, esp. Na coco-fatty acid isethionate, and 10% of a hydrotropic agent, esp. Na cumene sulphonate. ADVANTAGE - Softer, glossier hair and skin are obtd. The compsn. is non-irritating and may be used on the face.

Description

The invention relates to a care product for the entire body by. In particular, it relates to a solid, synthetic Reini detergent composition, which is in the form of a bar (piece) can be mild enough to cover all parts of the body finally the facial skin to be used and yet cleanses and conditions both hair and skin at the same time kidney.

US-A-3,903,008 is a non-irritant, conditioning of the / cleaning soap bar described, the sodium stearate, Polyethylene glycol with a molecular weight in the range of about 200 to about 800, polyethylene glycol with a molecular weight from about 800 to about 4000, propylene glycol, water, fatty acid di contains alkanolamide and quaternized dihydroimidazole.

In US-A-3 989 647 a fast foaming toilet soap piece is described which contains an alkane sulfonate with 12 carbon atoms in the alkyl chain or a mixture of alkane sulfonates with an average of 12 carbon atoms in the alkyl chain, a super-fatty agent, the natural or synthetic fat acids with 12 carbon atoms or mixtures of these acids with an average of 12 carbon atoms, and a binder modifier selected from hydroxyalkanesulfonates, acyl (C ₁₀ - to C ₁₆ ) -isethionates, alkylmethyltaurides, hydroxyalkylmethyltaurine, alkyl sulfates, alkyl phosphates, alkyl phosphates, alkyl sulfosuccinates and monoalkyl succinates -maleates, alkane disulfonates and alkene sulfonates contains.

In US-A-3 012 341 a shampoo bar is made exclusively of synthetic detergent described, which is a non-ionic polyethoxylated dialkylphenol surfactant, a higher sodium um- or potassium alkyl sulfate and the monoethanolamide of stearin contains acid as a binder.

In US-A-4 137 191 is a non-irritating detergent composition described, which is adapted as a shampoo or used for other light cleaning applications and will be obtained by using a betaine surfactant with at least a long chain aliphatic residue on a positively charged Nitrogen atom is produced, in a non-aqueous, liquid medium a chloroacetic acid salt with a tertiary Amine with at least one long chain aliphatic residue on the Amine nitrogen atom is implemented. The non-aqueous, liquid Medium is a water-miscible, polar, organic river liquid with a boiling point of at least 180 ° C. To the resul betaine product, although it is still not in the dispersed aqueous medium, an essentially equimolar Amount of an amine fatty alcohol sulfate given.

US-A-4 166 048 is a high foaming cleaning composition described composition with low skin irritation properties, which is a mixture of polyoxyethylene alkyl ether sulfate salts and contains a betaine-like amphoteric surfactant.

In US-A-4,246,131 is a non-irritating detergent composition described, especially adapted to it  as a shampoo or for other light cleaning applications to be used and is in liquid form. The Together The formulation contains a mixture of a betaine surfactant compound with at least one long-chain aliphatic radical, the is directly bound to a positively charged nitrogen atom, and an anionic surfactant, i.e. i.e., alkanolamine neutralized fet talc sulfates, alkyl ether sulfates with 1 to 4 ethylene oxide groups pen, alkyl sulfonates and alkenyl sulfonates. The surfactant mixture is in a non-aqueous liquid medium based on a Water miscible polar, organic liquid with a Dispersed boiling point of at least 180 ° C.

A shampoo composition is described in US-A-4,452,732 ben that a quaternary ammonium compound with at least one unsaturated long chain substituents and an iodine number of about 10 to about 85, a long chain acyl derivative selected from long chain amides, alkanolamides, glycerol esters, ethylene glycol kolestern, carboxylic acid esters, thiocarboxylic acid esters and mixtures gene, a surfactant selected from higher alkyl betaines and mixtures of higher alkyl betaines with higher alkyl sultaines, as well as contains water.

A shampoo composition is described in US-A-4,704,272 ben which is a synthetic anionic surfactant or mixtures the same, a dispersed, insoluble, non-volatile Silicon or mixtures thereof, a hair conditioning Medium selected from quaternary ammonium salts with three long chain alkyl and a short chain alkyl radical, amines with three long chain alkyl groups and mixtures thereof Contains suspended matter and water.

US-A-4 772 424 describes a shampoo based on a Alkyl sulfate or alkyl sulfonate surfactant, a betaine surfactant, one Sarcosinate surfactant and water based.  

US-A-4 954 282 describes a skin cleansing composition based on C ₁₆ to C ₁₈ acyl esters of isethionic acid salts with no more than 25% C ₁₄ or lower acyl groups and at least one co-surfactant.

US-A-4 996 006 discloses a solid shampoo composition in Bar form described, the 70 to 90% surfactant, preferably Na trium lauryl sulfate in solid needle form, 1 to 10% water and optionally small amounts of various other ingredients such as conditioners, essential oils, perfumes and dyes and contains additional binders for the needles.

In US-A-5 055 233 a cleaning soap bar is described which is suitable for use as toilet soap and forth has been made by an effective amount of a trialkyl amine oxide dihydrate in a cleaning soap bar formulation has been mixed in.

US-A-5 063 044 describes a hair conditioning composition tion, the water, a thickener and an organosilicon contains compound, and a conditioning hair shampoo together described composition, the water, at least one surfactant Contains thickeners and an organosilicon compound. In In both compositions the organosilicon compound is one Siloxane selected from carboxy-functional polysiloxanes, carb oxylglycol ether functional polysiloxanes and carboxyglycol ester-functional polysiloxanes.

From the above it can be seen that synthetic surfactants numerous formulations have been made that are Haarsham poos and conditioners or toilet soaps. However, there is still a need for the formulation a solid synthetic detergent product that suitable for the piece formulation and mild to all Body parts including facial skin are used to who  den, and yet both the hair and the skin at the same time cleans and conditions.

This task is carried out by the solid synthetic cleaning agent tel composition solved according to claim 1. Preferred execution Forms are the subject of the subclaims.

The present invention provides a care product for the whole body in the form of a solid synthetic cleansing medium composition that is mild enough to be on the face to be used on the skin, but still on the hair for the purpose of cleaning conditioning and conditioning can be applied. Especially the present invention provides a solid synthetic clean composition for cleaning and conditioning of Hair and skin to softer, smoother hair and softer, smoother to result in more skin. The composition includes

• (A) a larger amount of a mixture
  • (1) high-foaming, anionic surfactant selected from higher alkyl sulfates, higher alkyl sulfonates and mononuclear aromatic sulfonates substituted with higher alkyl (alkylaryl sulfonates with higher alkyl groups and mononuclear aryl groups), and
  • (2) amphoteric surfactant and
• (B) a smaller amount of more than 0 but less than 10% by weight, based on the total composition, water-insoluble silicone with a viscosity of about 1,000 to about 120,000 cP, where the molar ratio of amphoteric surfactant to high-foaming, anionic surfactant is about 2: 1 to about 1: 2.

The present invention is based on the finding that that the use of large amounts of amphoteric surfactants such as betaines, Sulfobetaines, amine oxides etc. in connection with strong foams the normally irritating surfactants such as higher alkyl sulfates, higher alkyl sulfonates and substituted with higher alkyl mononuclear aromatic sulfonates the irritating surfactants milder than what is usually considered mild surfactants will see.  

The high-foaming, normally irritating, anionic ten side, which are suitable according to the invention, include, for example, higher alkyl sulfonates and higher alkyl sulfates, e.g. B. C ₈ - to C ₂₆ alkyl sulfates and C ₈ - to C ₂₆ alkyl sulfonates, preferably C ₁₂ - to C ₂₂ alkyl sulfates and C ₁₂ - to C ₂₂ alkyl sulfonates. A preferred high-foaming, anionic surfactant is sodium lauryl sulfate. The high foaming, irritating, anionic surfactants suitable for use in the present invention also include mononuclear aromatic sulfonates substituted with higher alkyl, e.g. B. with C ₈ - to C ₂₆ alkyl substituted mononuclear aromatic sulfonates, preferably C ₁₀ - to C ₁₆ alkyl substituted mononuclear aromatic sulfonates, in which the alkyl group is a straight or branched chain, for. B. the sodium, potassium and ammonium salts of higher alkylbenzenesulfonates, higher alkyltoluenesulfonates and higher alkylphenolsulfonates.

The amphoteric surfactants suitable for use in the present invention include those containing anionic and cationic groups and having a hydrophobic organic group which is advantageously a higher aliphatic radical, for example, about 10 to 20 carbon atoms. These include, for example, N-long-chain alkylaminocarboxylic acids (e.g. of the formula RR ² NR ¹ COOM), N-long-chain alkyliminodicarboxylic acids (e.g. of the formula RN (R ¹ COOM) ₂ ), N-long-chain alkylbetaines (e.g. B. the formula RR ³ R ⁴ N⁺-R ¹ COO⁻) and N-long-chain alkylsulfobetaines also known as Sultaine (z. B. the formula RR ³ R ⁴ N⁺-R ¹ SO ₃ ), wherein R is a long-chain alkyl group with, for example, about 7 to 20 carbon atoms, preferably 8 to 18 carbon atoms and in particular 10 to 14 carbon atoms, R ^{1 is} a divalent radical which connects the amino and carboxylic acid parts of an amino acid (e.g. an alkylene radical with 1 to 4 Carbon atoms, especially 1 to 2 carbon atoms), M is hydrogen or a salt-forming cation such as an alkali metal, R ^{2 is} hydrogen or another monovalent substituent (e.g. methyl or another lower alkyl group having 1 to 4 carbon atoms) and R ³ and R ^{4 are} monovalent substituents are ducks that are bound to the nitrogen by carbon-nitrogen bonds (e.g. B. methyl or other lower alkyl substituents). Examples of specific amphoteric surfactants include N-alkyl-β-aminopropionic acids, N-alkyl-β-iminodipropionic acids and N-alkyl-N, N-dimethylclycine. The alkyl group can be derived, for example, from coconut fatty alcohol, lauryl alcohol, myristyl alcohol (or a lauryl-myristyl mixture), hydrogenated tallow alcohol, cetyl alcohol, stearyl alcohol or mixtures of such alcohols. The substituted aminopropionic and iminodipropionic acids are often supplied in the sodium form or in other salt forms which can also be used in the practice of this invention.

Examples of other anphoteric surfactants include the fatty imidazo line like those that are made by a langket term fatty acid (with, for example, 10 to 20 carbon atoms) with diethylenetriamine and monohalocarboxylic acids with 2 to 6 Carbon atoms are implemented, e.g. B. 1-coconut fat-5-hydroxy ethyl-5-carboxyethyl-imidazoline, betaines with a sulfonic Group instead of a carboxyl group, i.e. H. Sultaine, Betaines in which the long-chain substituent without an intermediate intrinsic nitrogen atom bound to the carboxylic acid group is, e.g. B. internal salts of 2-trimethylamino fatty acids such as 2- Trimethylaminolauric acid, and compounds one of the previously mentioned types, in which the nitrogen atom by phosphorus is replaced.

A particularly preferred class of amphoteric surfactants are alkyl bridged amidobetaine surfactants with the formula

in which R _{1 is} a straight or branched, saturated or unsaturated, aliphatic radical having about 7 to about 20, preferably about 8 to about 18 and most preferably 10 to 14 carbon atoms, R ₂ and R _{3 are} each independently hydrogen , a lower alkyl group or a lower hydroxyalkyl group having 1 to 4 carbon atoms, preferably methyl or ethyl and most preferably ethyl, and R _{4 is} a divalent C ₁ to C ₄ alkylene, preferably a methylene or ethylene, and particularly preferably is an ethylene residue. Especially preferred among these amphoteric compounds are coconut fatty amido propyl betaines.

Mixtures of one of the amphoteric surfactants with another and with amine oxide surfactants can also be used.

Other classes of amphoteric surfactants such as sarcosine, taurine, Isethionates and the like can also be used.

The amphoteric surfactant is used in an amount such that the molar ratio of amphoteric surfactant to high-foaming, anionic surfactant about 2: 1 to about 1: 2, preferably about 1.5: 1 to about 1: 1.5. The weight ratio of amphoteric surfactant to be a high-foaming, anionic surfactant carries about 0.75 to about 1.0.

The mixture of high-foaming, anionic surfactant and am photerem surfactant is based on the total weight of the total setting, used in a larger amount, d. H. more than 50 % By weight, based on the total composition, preferably more than about 60% by weight based on the total composition, e.g. B. about 50 or 60 to about 75% or more, such as 80%, 85% or 90% or more.

Suitable water-insoluble silicones for use in the pre invention include the polydicarbon silo xane of the formula

a in which Ra, R ^b , R ^e and R ^{d are} each independently a hydrocarbon group and n is the degree of polymerization. Preferably R ^b and R ^{c are} alkyl groups or aromatic groups, more preferably R ^b and R ^{c are} lower alkyl groups (ie having 1 to 4 carbon atoms) and most preferably both R ^b and R ^{c are} methyl groups. Ra and R ^d are preferably lower alkyl groups and most preferably methyl groups. The degree of polymerization n is such that the polymer has a viscosity of about 1,000 to about 120,000 cP at room temperature, preferably 10,000 to 100,000 cP. For example, the viscosity is 40,000 cP.

The water-insoluble silicone is based on the total setting, in an amount of more than 0 but less than about 10% by weight, preferably 0.05 to 6% by weight and most preferred 2 to 4 wt.% Used.

The solid synthetic detergent composition may further contain one or more mild anionic surfactants such as the alkali metal, magnesium or ammonium C ₁₀ to C ₁₈ acyl isethionates, in particular coconut fatty acid isethionates.

Examples of such mild anionic surfactants include, for example, the alkali metal, magnesium or ammonium salts of the following:
C ₁₂ to C ₁₆ hydroxyalkanesulfonates (the hydroxyl group being at least one carbon atom from the sulfonate group),
C ₁₀ to C ₁₆ acyl isethionates,
C ₁₀ to C ₁₆ alkyl methyl taurides,
C ₁₀ to C ₁₆ hydroxyalkyl methyl taurides,
primary C ₁₂ to C ₁₆ alkyl phosphonates and phosphates
C ₁₂ to C ₁₆ monoalkyl succinates and maleates
C ₈ - to C ₁₄ mono- or dialkyl sulfosuccinates (especially monoalkyl sulfosuccinates) and
C ₈ to C ₁₈ ethoxylated alkyl sulfates and sulfonates (with 4 or more ethoxyl groups per molecule).

Other mild anionic surfactants include, for example, alkyl glycerol ether sulfates, alkyl polysaccharides such as C ₈ to C ₁₄ alkyl polyglucosides (G _1.1 to G ₃ ) and the like. Each of the mild surfactants described, for example, in U.S. Patent 4,673,525 to Leonard E. Small et al. , the disclosure of which is hereby incorporated by reference, can be used in the soap composition products of the invention.

It is also within the scope of the invention, small amounts of norma Solid, non-ionic surfactants are added to the extent zen that they soap bar formation (soap bar formation) and - do not impair properties. Such additional anio niche surfactants, if present, can be used in an amount up to about 25% by weight such as about 1 to 22% by weight and in particular about 5 to 20% by weight, based on the total composition to be used.

The solid synthetic detergent composition can optionally also a hydrotrope such as sodium cumene sulfonate, Sodium xylene sulfonate and the like in an amount of up to about 10% by weight, based on the total composition.

The solid soap composition of the invention can also contain a variety of other conventional ingredients that such compositions are suitable for the consumer to make it more acceptable. Such conventional, possibly before existing components are known to the experts and conclude for example pearlescent auxiliaries such as ethylene glycol stearate, Preservatives such as benzyl alcohol, ethyl paraben, propylpa ravens and imidazolidinyl urea, thickeners and visco  sity modifiers such as a diethanolamide of a long chain term fatty acid, coconut fat monoethanolamide, guar gum, methylcel lulose, starch derivatives, fatty alcohols, sodium chloride, sodium sulfate, polyvinyl alcohol and ethyl alcohol, pH adjusting agents such as citric acid, sodium citrate, succinic acid, phosphoric acid, Sodium hydroxide, sodium carbonate, etc., colorants such as one of the F-, D and / or D, perfumes, sequestering agents such as tetrasodium ethylenediaminetetraacetate and polymer plasticizers such as glycerin and propyl glycol.

Such conventional, optional components are generally in an amount of about 0.01 to 10% by weight, based on the weight of the total composition, and preferably about 0.05 to 5% by weight. In the aggregate the total amount of any such Be constituents about 10% by weight, based on the total composition, do not exceed.

The solid synthetic detergent composition of the front lying invention can be formulated by water insoluble ches silicone is added to other solid components, then mixed and the silicone in the composition evenly is distributed, the normal soap mixing process of Amal Gamierung, the extrusion kneading, etc. is used, and then the solid synthetic detergent composition to a ge desired shape is pressed, e.g. B. to a piece (bar).

Examples

The compositions given in the following table are prepared in the manner previously indicated.  

table

These formulations are considered to be as mild as conventional ones available mild soap bars have been rated. Similar Results are expected when the sodium lauryl sulfate passes through for example sodium coconut fat sulfate, ammonium lauryl sulfate, Sodium dodecyl benzene sulfonate, sodium dodecene sulfonate, sodium egg cosyl sulfonate or ammonium tridecylbenzenesulfonate is replaced.

Similar results are expected when the betaine is caused by at for example 1-coconut fat-5-hydroxyethyl-5-carboxyethyl-imidazo lin, dimethyl-dimyristyl-betaine, N-coconut fatty amidopropyl-N, N- dimethyl'-N-carboxymethylammonium betaine, coconut fat amidopropyl sultain, coconut fat betaine or stearyldimethyl betaine becomes.

Claims (20)

1. Solid synthetic detergent composition for cleaning and conditioning hair and skin to give softer, smoother hair and softer, smoother skin

• A) a larger amount of a mixture
  • (1) high-foaming, anionic surfactant selected from the group consisting of higher alkyl sulfates, higher alkyl sulfonates and mononuclear aromatic sulfonates substituted with higher alkyl and
  • (2) amphoteric surfactant and
• B) a minor amount less than about 10% by weight, based on the total composition, comprises water-insoluble silicone having a viscosity of about 1,000 to about 120,000 cP,

where the molar ratio of amphoteric surfactant is too strong foaming anionic surfactant from about 2: 1 to about 1: 2 is. 2. Solid synthetic detergent composition after Claim 1, wherein the water-insoluble silicone in one Amount from about 1 to about 6% by weight is present. 3. Solid synthetic detergent composition after Claim 1, wherein the water-insoluble silicone in one Amount from about 2 to about 4% by weight is present. 4. Solid synthetic detergent composition after Claim 1, wherein the water-insoluble silicone is a visco has from about 10,000 to about 100,000 cP. 5. Solid synthetic detergent composition after Claim 1, wherein the water-insoluble silicone is a polydi is hydrocarbon siloxane.   6. Solid synthetic detergent composition after Claim 5, wherein the polydicarbon siloxane poly is dimethylsiloxane. 7. Solid synthetic detergent composition after Claim 1, wherein the high-foaming, anionic surfactant is a higher alkyl sulfate. 8. A solid synthetic detergent composition according to claim 7, wherein the higher alkyl sulfate is a C ₁₂ to C ₂₂ alkyl sulfate. 9. A solid synthetic detergent composition according to claim 1, wherein the C ₁₂ - to C ₂₂ alkyl sulfate is sodium lauryl sulfate. 10. Solid synthetic detergent composition after Claim 1, wherein the high-foaming, anionic surfactant a mononuclear aromatic substituted with higher alkyl Is sulfonate. 11. Solid synthetic detergent composition after Claim 10 wherein the higher alkyl substituted mononuclear aromatic sulfonate is a higher alkyl benzene sulfo is natural. 12. Solid synthetic detergent composition after Claim 1, wherein the high-foaming, anionic surfactant is a higher alkyl sulfonate. 13. A solid synthetic detergent composition according to claim 1, wherein the amphoteric surfactant is an amidobetaine of the formula in which R _{1 is} a straight-chain or branched, saturated or unsaturated, aliphatic radical having about 7 to about 20 carbon atoms, R ₂ and R _{3 are} each independently hydrogen, C ₁ - to C ₄ -alkyl- or C ₁ - to C _{4 are} hydroxyalkyl groups and R _{4 is} a divalent C ₁ to C ₄ alkyl group. 14. Solid synthetic detergent composition according to Claim 13, wherein the betaine is coconut fat amidopropyl betaine is. 15. A solid synthetic detergent composition according to claim 1, which further comprises about 20% by weight, based on the total composition, of an alkali metal, magnesium or ammonium (C ₁₀ to C ₁₈ ) acyl isethionate. 16. Solid synthetic detergent composition after Claim 15, wherein the composition is about 20% by weight Contains sodium coconut fatty acid isethionate. 17. Solid synthetic detergent composition after Claim 1, further about 10% by weight based on the Ge velvet composition, comprising hydrotrope. 18. Solid synthetic detergent composition after Claim 17, wherein the hydrotrope is sodium cumene sulfonate. 19. Solid synthetic detergent composition after Claim 1 in the form of a piece (bar).