# US 2014/0228268 A1 · Mild cosmetic cleansing composition

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- Number: US 2014/0228268 A1
- Document ID: US20140228268A1
- Status: Published application
- Kind: A1
- Application number: 14/256,499
- Filed: 2014-04-18
- Published: 2014-08-14
- Earliest claimed: 2011-10-20
- Assignees: Henkel AG & Co. KGaA
- Applicants: Henkel AG & Co. KGaA
- Inventors: Madlen Fahl; Dirk Hentrich; Thomas Schroeder; Jens Meyer
- Web page: https://patentgrep.com/patent/US20140228268A1

## CPC

- A61K 8/466: {containing sulfonic acid derivatives; Salts}
- A61K 8/37: Esters of carboxylic acids
- A61K 8/41: Amines
- A61K 8/442: {substituted by amido group(s)}
- A61K 8/602: {Glycosides, e.g. rutin}
- A61K 8/73: Polysaccharides
- A61Q 5/02: Preparations for cleaning the hair
- A61Q 19/10: Washing or bathing preparations
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

A mild cosmetic cleansing agent includes in a suitable carrier a) 1 to 6 wt. % of at least one anionic surfactant of the following formula (I), in which R1 denotes a linear or branched, saturated or unsaturated alkyl residue having 6 to 30 carbon atoms, at least one of the residues R2 to R5 denotes a C1-C4 alkyl residue, and the other residues independently of one another denote a hydrogen atom or a C1-C4 alkyl residue, and M+ denotes an ammonium, alkanolammonium or metal cation, b) 2 to 10 wt. % of at least one amphoteric and/or zwitterionic surfactant and c) 0.5 to 10 wt. % of at least one non-ionic surfactant and/or at least one non-ionic emulsifier, selected from at least one of the following groups of alkyl (oligo)glycosides, amine oxides and/or glycerol mono- and/or di(C6-C24) carboxylic acid esters, wherein the stated amounts relate to the total weight.

## Claims

### Claim 1

A mild cosmetic cleansing agent, including in a suitable carrier
a) 1 to 6 wt. % of at least one anionic surfactant of the following formula (I),
in which
R1 denotes a linear or branched, saturated or unsaturated alkyl residue having 6 to 30 carbon atoms,
at least one of the residues R2 to R5 denotes a C1-C4 alkyl residue, and the other residues among R2 to R5 independently of one another denote a hydrogen atom or a C1-C4 alkyl residue, and
M+ denotes an ammonium, alkanolammonium or metal cation,
b) 2 to 10 wt. % of at least one amphoteric and/or zwitterionic surfactant and
c) 0.5 to 10 wt. % of at least one non-ionic surfactant and/or at least one non-ionic emulsifier, selected from the group consisting of
alkyl (oligo)glycosides,
amine oxides, and
glycerol mono- and/or di(C6-C24) carboxylic acid esters,
wherein the stated amounts relate to the total weight of the cleansing agent.

### Claim 2 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, wherein the surfactants/emulsifiers a), b) and c) are included in a weight ratio of (1-2):(2-5):(1-3).

### Claim 3 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, wherein the anionic surfactant according to formula (I) is characterized such that
R1 denotes a linear or branched, saturated or unsaturated alkyl residue having 8 to 18 carbon atoms, and
at least one of the residues R2 to R5 denotes a methyl residue, and the other residues denote a hydrogen atom.

### Claim 4 (depends on 1)

The mild cosmetic cleansing agent according claim 1, wherein the anionic surfactant according to formula (I) is characterized such that
R1 denotes a C8, C10, C12, C14, C16 residue or mixtures of these fatty acid residues, such as are obtained when the fatty acid(s) is/are derived from natural oils such as for example coconut oil, and
one of the residues R2 to R5 denotes a methyl residue, and the other residues denote a hydrogen atom.

### Claim 5 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, further comprising at least one compound of the following formulae (i) to (vii), in which the residue R denotes a straight-chain or branched, saturated or mono- or polyunsaturated alkyl or alkenyl residue having 7 to 23 carbon atoms (formulae (i) and (ii)) or a straight-chain or branched, saturated or mono- or polyunsaturated alkyl or alkenyl residue having 8 to 24 carbon atoms (formulae (iii) to (vii)):

### Claim 6 (depends on 5)

The mild cosmetic cleansing agent according to claim 5, wherein the amphoteric and/or zwitterionic surfactants of formulae (iii), (v), (vi) and (vii) are included, in which the residue R is derived from coconut oil.

### Claim 7 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, wherein the non-ionic surfactant and/or non-ionic emulsifier includes at least one alkyl (oligo)glycoside of the general formula RO-[G]x, in which R denotes an alkyl and/or alkenyl residue having 4 to 22 C atoms, G denotes a sugar residue having 5 or 6 C atoms and x denotes numbers from 1 to 10, and/or at least one amine oxide of one of the following formulae (II) or (III),
in which R in each case denotes a straight-chain or branched, saturated or mono- or polyunsaturated alkyl or alkenyl residue having 6 to 24 carbon atoms, preferably 8 to 18 carbon atoms.

### Claim 8 (depends on 5)

The mild cosmetic cleansing agent according to claim 5, wherein the agent includes, relative to its total weight,
a) 1.1 to 5 wt. % of at least one anionic surfactant of the aforementioned formula (I), in which the residue R1 denotes a linear or branched, saturated or unsaturated alkyl residue having 8 to 18 carbon atoms, at least one of the residues R2 to R5 denotes a methyl residue and the other residues each denote a hydrogen atom, and M+ denotes an alkali metal cation or an ammonium ion,
b) 2.5 to 8.5 wt. % of at least one amphoteric and/or zwitterionic surfactant of one of the aforementioned general formulae (iii), (v), (vi) or (vii), and
c) 0.75 to 8 wt. % of the at least one non-ionic surfactant and/or non-ionic emulsifier, being selected from the group consisting of formula (II), formula (III) or formula RO-[G]x in which R denotes an alkyl and/or alkenyl residue having 4 to 22 C atoms, G denotes a sugar residue having 5 or 6 C atoms and x denotes numbers from 1 to 10

### Claim 9 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, further comprising at least one conditioning active ingredient selected from the group consisting of
protein hydrolysates,
cationic polymers,
vitamins,
vegetable oils,
glycerol.

### Claim 10 (depends on 9)

The mild cosmetic cleansing agent according to claim 9, including at least one cationic polymer, being selected from the group consisting of cationic cellulose derivatives, hydrophobically modified cationic cellulose derivatives, cationic guar derivatives, and glycerol.

### Claim 11 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, further comprising at least one bitter principle having a molar mass of at least 250 g/mol and being soluble up to at least 10 mg/l in the cleansing agent at 20° C.

### Claim 12 (depends on 5)

The mild cosmetic cleansing agent according to claim 5, wherein the agent includes, relative to its total weight,
a) 1.1 to 5 wt. % of at least one anionic surfactant of the aforementioned formula (I), in which the residue R1 denotes a linear or branched, saturated or unsaturated alkyl residue having 8 to 18 carbon atoms, at least one of the residues R2 to R5 denotes a methyl residue and the other residues each denote a hydrogen atom, and M+ denotes an alkali metal cation or an ammonium ion,
b) 2.5 to 8.5 wt. % of at least one amphoteric and/or zwitterionic surfactant of one of the aforementioned general formulae (iii), (v), (vi) or (vii),
c) 00.75 to 8 wt. % of the at least one non-ionic surfactant and/or non-ionic emulsifier, being selected from the group consisting of formula (II), formula (III) or formula RO-[G]x in which R denotes an alkyl and/or alkenyl residue having 4 to 22 C atoms, G denotes a sugar residue having 5 or 6 C atoms and x denotes numbers from 1 to 10
d) at least one conditioning active ingredient selected from the group of protein hydrolysates, cationic polymers, vitamins, vegetable oils and glycerol, and
e) at least one bitter principle which has a molar mass of at least 250 g/mol and which is soluble up to at least 10 mg/l in the cleansing agent at 20° C.

### Claim 13 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, wherein the agent includes less than 0.5 wt. % ethoxylated active ingredients.

### Claim 14 (depends on 1)

The mild cosmetic cleansing agent according to claim 1, wherein the agent has a pH in the range from 4 to 5.5.