# US 11,298,304 B2 · Two component hair treatment kit comprising a hair coloring cream and a developer composition comprising a specific tensioactive compound > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,298,304 B2 - Document ID: US11298304B2 - Status: Granted - Kind: B2 - Application number: 17/041,697 - Filed: 2018-03-27 - Published: 2021-05-06 - Granted: 2022-04-12 - Earliest claimed: 2018-03-27 - Assignees: Laboratoire Biosthétique Kosmetik GmbH & Co. KG - Applicants: Laboratoire Biosthétique Kosmetik GmbH & Co. KG - Inventors: Johann Aeby; Otto Richard Göttel - Web page: https://patentgrep.com/patent/US11298304B2 ## CPC - A61K 8/22: Peroxides; Oxygen; Ozone - A61K 8/06: Emulsions - A61K 8/19: containing inorganic ingredients - A61K 8/342: {Alcohols having more than seven atoms in an unbroken chain} - A61K 8/41: Amines - A61K 8/416: {Quaternary ammonium compounds (A61K8/35 takes precedence)} - A61K 8/44: Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof - A61K 8/4973: {with oxygen as the only hetero atom} - A61K 8/55: Phosphorus compounds - A61K 8/86: Polyethers - A61Q 5/10: Preparations for permanently dyeing the hair - A61K 2800/10: General cosmetic use - A61K 2800/4324: in preparations for permanently dyeing the hair - A61K 2800/882: Mixing prior to application - 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 The present invention relates to a kit, preferably for coloring keratin fibers, the kit comprising in spatially separated form at least two kit components: A) a first kit component comprising at least these constituents: at least one alkaline agent; at least one amino acid; at least one organic phosphate ester compound selected from the group consisting of a monoester of a phosphate of one or more alkoxylated fatty alcohols, a diester of a phosphate of one or more non-alkoxylated fatty alcohols, and a mixture of both; water; and optionally at least an oxidative dye; water; and B) a second kit component comprising at least these constituents: at least one emulsifier; hydrogen peroxide; at least one fatty alcohol; and water. The invention relates also to a process of manufacturing a composition which is the second kit component, a composition obtainable by such process, a ready-to-use composition, a way of preparing such and to a use of an emulsifier as in formula (I) and defined above in combination with the organic phosphate ester compound defined above to reduce the viscosity of haircoloring creams. ## Claims ### Claim 1 A kit, comprising in spatially separated form at least two kit components: A) a first kit component comprising at least these constituents: A-a) at least one alkaline agent; A-b) at least one amino acid; A-c) at least one organic phosphate ester compound selected from the group consisting of a monoester of a phosphate of one or more alkoxylated fatty alcohols, a diester of a phosphate of one or more non-alkoxylated fatty alcohols, and a mixture of both; A-d) water; B) a second kit component comprising at least these constituents: B-a) at least one emulsifier; B-b) hydrogen peroxide; B-c) at least one fatty alcohol; B-d) water; wherein the emulsifier is described by formula (I), wherein R1 represents a saturated or unsaturated, linear or branched C7-C24 chain; L1 is a linking group and represents a carbonyl or a sulfonyl group; R2, R3, R4, R5 represent each individually a hydrogen atom or a methyl group, wherein at least one of R2 or R3 is a hydrogen atom, and wherein at least one of R4 or R5 is a hydrogen atom; L2 is a linking group independent from L1 and is selected from the group consisting of a carbonyl group, a carboxylic ester group, a sulfonyl group, a sulfonic ester group, a phenylene group, or a —OCH2—CH(OH)—CH2— group; i, k, are independent from each other and can have an integer value of 0 or 1; m and n are each independent from each other and can have an integer value of at least 0; G is selected from the group consisting of sorbitan; a sorbitan where the hydroxy groups are partially or fully substituted by polyethyleneoxy chains; an anionic group selected from the group consisting of a sulfonic acid group, a sulfate group, a C1-alkylenesulfonic acid group, and a C2-alkylenesulfonic acid group; a cationic group which includes a quarternized ammonium cation and a combination of two or more thereof. ### Claim 2 (depends on 1) The kit according to claim 1, wherein the organic phosphate ester compound in the first kit component comprises at least Dicetyl Phosphate and Ceteth-10 Phosphate. ### Claim 3 (depends on 1) The kit according to claim 1, wherein the emulsifier of the second kit component is nonionic and selected from the group consisting of PEG-20 sorbitan monolaurate (Tween 20), PEG-4 sorbitan monolaurate (Tween 21), PEG-20 sorbitan monopalmitate (Tween 40), PEG-20 sorbitan monostearate (Tween 60), PEG-4 sorbitan monostearate (Tween 61), PEG-20 sorbitan monooleate (Tween 80), alkoxylated alkyl glyceryl ether sulfonates and a combination of two or more thereof. ### Claim 4 (depends on 1) The kit according to claim 1, wherein the emulsifier of the second kit component is nonionic and selected from the group consisting of sorbitan monolaurate (Span 20), sorbitan monopalmitate (Span 40), sorbitan monostearate (Span 60), sorbitan monooleate (Span 80), Sorbitan isostearate (Span 120) and a combination of two or more thereof. ### Claim 5 (depends on 1) The kit according to claim 1, wherein the emulsifier of the second kit component is anionic and selected from the group consisting of Sodium dinonylnaphthalene sulfonate, Sodium 4-ethyl-1-(3-ethylpentyl)-1-octyl sulfate, Sodium dodecylbenzene sulfonate, Sodium lauryl sulfate; Sodium myristyl sulfate, Sodium dodecyl sulfate, Sodium cetyl sulfate, Sodium stearyl sulfate; Sodium cocoyl isethionate, Sodium myristoyl isethionate; mono and dialkyl sulfosuccinates; disodium laureth sulfosuccinate, Disodium stearyl sulfosuccinate, Sodium dihexyl sulfosuccinate and Sodium dioctyl sulfosuccinate, and a combination of two or more thereof. ### Claim 6 (depends on 1) The kit according to claim 1, wherein the emulsifier of the second kit component is cationic and selected from the group consisting of Cetrimonium chloride, Cetrimonium methosulfate, and Soytrimonium chloride. ### Claim 7 (depends on 1) The kit according to claim 1, wherein the second kit component comprises in the range from 0.1 to 10 weight-% of the emulsifier, based on the total weight of the second kit component. ### Claim 8 (depends on 1) The kit according to claim 1, wherein the first kit component optionally further comprises one or more oxidation dyes, and wherein the kit is characterized by at least one of these features: (A) A total amount of the organic phosphate ester compounds of the first kit component is in the range from 0.1 to 10 wt.-%, based on total weight of the first component; (B) A total amount of the amino acid of the first kit component is in the range from 0.5 to 20 wt.-%, based on total weight of the first component; (C) A total amount of the alkaline agent of the first kit component is in the range from 1 to 15 wt.-%, based on total weight of the first component; (D) A total amount of one or more oxidation dyes of the first kit component is in the range from 0 to 10 wt.-%, based on total weight of the first component; (E) A total amount of the hydrogen peroxide of the second kit component is in the range from 0.5 to 12 wt.-%, based on total weight of the second component; (F) A total amount of the fatty alcohol of the second kit component is in the range from 0.1 to 10 wt.-%, based on total weight of the second component; (G) A total amount of the emulsifier of the second kit component is in the range from 0.1 to 10 wt.-%, based on total weight of the second component; or a combination of two or more of (A), (B), (C), (D), (E), (F) and (G). ### Claim 9 (depends on 1) The kit according to claim 1, wherein the kit is characterized by at least one of these features: (a) the first kit component has a pH in the range from 7.0 to 12; (b) the second kit component has a pH in the range from 2.0 to 4.0; (c) wherein the weight ratio of the first kit component to the second kit component in the kit is in the range from 2:1 to 1:3. ### Claim 10 (depends on 1) The kit according to claim 1, wherein the amino acid of the first kit component is selected from the group consisting of glycine, serine, asparagine, threonine, glutamine, arginine, lysine, α- or β-alanine, and a combination of two or more thereof. ### Claim 11 (depends on 1) The kit according to claim 1, wherein the alkaline agent of the first kit component is selected from the group consisting of ammonium hydroxide, an alkanolamine, diethanolamine, triethanolamine, monopropanolamine, dipropanolamine, tripropanolamine, 2-amino-2-methyl-1,3-propanediol (AMPD), 2-amino-2-ethyl-1,3-propanediol (AEPD), 2-amino-2-methyl-1-propanol (AMP), 2-amino-2-hydroxymethyl-1,3-propanediol (TRIS), sodium and potassium hydroxide, ammonium carbonate, ammonium bicarbonate, ammonium carbamate, and a combination of two or more thereof. ### Claim 12 (depends on 1) The kit according to claim 1, wherein the first kit component further comprises at least one oxidative dye, and wherein the at least one oxidative dye is selected from the group of p-Phenylenediamines, p-Aminophenols, 4,5-Diaminopyrazoles, Pyrimidines, Resorcinols, m-Phenylenediamines, o-Aminophenols, m-Aminophenols, 1-Naphthols, Pyridines, Indoles, Indolines, and a combination of two or more thereof. ### Claim 13 (depends on 1) The kit according to claim 1, wherein the at least one fatty alcohol of the second kit component comprises from 8 to 30 carbon atoms. ### Claim 14 (depends on 1) A process of manufacturing a composition, wherein the composition is the second kit component in claim 1, wherein the process comprises at least these steps: i) Providing the at least one fatty alcohol, and an amount of water; ii) Mixing the at least one fatty alcohol and the amount of water to form an emulsion precursor; iii) Providing and adding to the emulsion precursor an amount of hydrogen peroxide and the at least one emulsifier to form a pre-emulsion; iv) Adjusting the pH of the pre-emulsion to a value in the range from 2 to 4. ### Claim 15 (depends on 14) A composition obtainable by a process according to claim 14. ### Claim 16 (depends on 15) A kit comprising in spatially separated form at least a first and second kit component, wherein the second kit component comprises a composition as claimed according to claim 15. ### Claim 17 (depends on 1) A ready-to-use composition obtainable by mixing the kit components of the kit according to claim 1. ### Claim 18 (depends on 1) A process of preparing a ready-to-use composition wherein the process comprises at least these steps: (i) Providing a kit according to claim 1, (ii) Mixing the kit components. ### Claim 19 (depends on 18) The process of claim 18, wherein at least the mixing is performed in a bottle. ### Claim 20 (depends on 18) The process of claim 18, wherein at least the mixing is performed a bowl, wherein a mixing tool or a hair color application tool is used. ### Claim 21 (depends on 17) The ready-to-use composition according to claim 17, wherein the ratio of the first kit component and the second kit component is in the range of from 2:1 to 1:3, each number based on parts by weight. ### Claim 22 (depends on 17) A process for coloring keratin fibers, comprising the steps of: I. providing keratin fibers; II. contacting the keratin fibers of step I. with a ready-to-use composition according to claim 17. ### Claim 23 (depends on 22) The process of claim 22, wherein the first kit component and the second kit component are provided in a weight ratio of the first kit component and the second kit component in the range from 2:1 to 1:3, each number based on parts by weight.