# US 2019/0167548 A1 · Restructuring of bleached hair by agents having aliphatic polyols and cyclic carbonates > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0167548 A1 - Document ID: US20190167548A1 - Status: Published application - Kind: A1 - Application number: 16/201,208 - Filed: 2018-11-27 - Published: 2019-06-06 - Earliest claimed: 2017-12-01 - Assignees: Henkel AG & Co. KGaA - Applicants: Henkel AG & Co. KGaA - Inventors: Konstantin Goutsis; Daniela Kessler-Becker; Jing Hodes - Web page: https://patentgrep.com/patent/US20190167548A1 ## CPC - A61K 8/345: {containing more than one hydroxy group} - A61K 8/4973: {with oxygen as the only hetero atom} - A61Q 5/002: {Preparations for repairing the hair, e.g. hair cure} - A61Q 5/08: Preparations for bleaching the hair - A61K 2800/884: Sequential 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 An agent (M) for the treatment of keratin fibers, in particular human hair, containing in a cosmetic carrier, based on the total weight of the agent (M), (a) one or more aliphatic polyols in a total amount from about 1.0 to about 40.0% by weight and (b) one or more cyclic carbonates in a total amount from about 1.0 to about 20.0% by weight, wherein the weight ratio of the total amount of the aliphatic polyols (a) contained in the agent (M) to the total amount of the cyclic carbonates (b) contained in the agent (M), that is, the weight ratio (a)/(b), is a value of from about 40 to about 1. ## Claims ### Claim 1 An agent (M) for the treatment of keratin fibers, comprising in a cosmetic carrier, based on the total weight of the agent (M), (a) one or more aliphatic polyols in a total amount from about 1.0 to about 40.0% by weight and (b) one or more cyclic carbonates in a total amount from about 1.0 to about 20.0% by weight, wherein the weight ratio of the total amount of the aliphatic polyols (a) included in the agent (M) to the total amount of the cyclic carbonates (b) included in the agent (M), (the weight ratio (a)/(b)), is a value of from about 40 to about 1. ### Claim 2 (depends on 1) The agent according to claim 1, wherein the (a) one or more aliphatic polyols (a) is selected from the group of 1,2-propanediol, 1,2-ethanediol, 1,2,3-propanetriol, 1,3-propanediol, 1,2-butanediol, 1,3-butanediol and 1,4-butanediol. ### Claim 3 (depends on 1) The agent according to claim 1, wherein the (a) one or more aliphatic polyols is present in a total amount from about 5.0 to about 20.0% by weight. ### Claim 4 (depends on 1) The agent according to claim 1, wherein the (b) one or more cyclic carbonates is selected from the group of ethylene carbonate, propylene carbonate, butylene carbonate and glycerol carbonate. ### Claim 5 (depends on 1) The agent according to claim 1, wherein the (b) one or more cyclic carbonates is present in a total amount from about 2.0 to about 15.0% by weight. ### Claim 6 (depends on 1) The agent according to claim 1, wherein the weight ratio of the total amount of the aliphatic polyols (a) included in the agent (M) to the total amount of cyclic carbonates (b) included in the agent (M), (the weight ratio (a)/(b)), is a value of from about 10 to about 1. ### Claim 7 (depends on 1) A method of treating hair comprising the following steps in the order specified: (I) treating the hair with an agent (M), (II) letting the agent (M) act on the hair, (III) optionally rinsing off the agent (M) from the hair, (IV) optionally drying the hair and (V) heat treatment of the hair, wherein the agent (M) is according to claim 1. ### Claim 8 (depends on 7) The method according to claim 7, comprising (I) treating bleached and/or lightened hair with the agent (M). ### Claim 9 (depends on 7) The method according to claim 7, comprising the following steps in the order specified (I) treating the hair with an agent (M), (II) letting the agent (M) act on the hair for a period of from about 2 to about 45 minutes, (IV) drying the hair and (V) heat treatment of the hair, wherein the method is free of the step (III) of rinsing off the agent (M) from the hair. ### Claim 10 (depends on 7) The method according to claim 7, wherein the hair in step (V) is subjected to a heat treatment at a temperature from about 50° C. to about 350° C. ### Claim 11 (depends on 7) The method according to claim 7, wherein the heat source for the heat treatment in step (V) is a straightening iron or waving iron. ### Claim 12 (depends on 1) A multi-component packaging unit (kit-of-parts), comprising at least two cosmetic agents (M) and (OX) assembled separately from each other, wherein the agent (M) is according to claim 1; and the agent (OX) is an oxidizing agent preparation comprising at least one oxidizing agent selected from the group of hydrogen peroxide, ammonium persulfate, sodium persulfate and potassium persulfate. ### Claim 13 (canceled) ### Claim 14 (depends on 2) The agent according to claim 2 wherein the agent (M), based on its total weight, comprises (a) one or more aliphatic polyols in a total amount from about 5.0 to about 20.0% by weight. ### Claim 15 (depends on 1) The agent according to claim 1 wherein the agent (M), based on its total weight, comprises (a) one or more aliphatic polyols in a total amount from about 8.0 to about 18.0% by weight. ### Claim 16 (depends on 1) The agent according to claim 1 wherein the agent (M), based on its total weight, comprises (a) one or more aliphatic polyols in a total amount from about 9.0 to about 16.0% by weight. ### Claim 17 (depends on 1) The agent according to claim 1 wherein the agent (M), based on its total weight, comprises (a) one or more aliphatic polyols in a total amount from about 11.0 to about 16.0% by weight. ### Claim 18 (depends on 2) The agent according to claim 2 wherein the (b) one or more cyclic carbonates are selected from the group of ethylene carbonate, propylene carbonate, butylene carbonate and glycerol carbonate. ### Claim 19 (depends on 2) The agent according to claim 2 wherein the (b) one or more cyclic carbonates are selected from the group of ethylene carbonate and propylene carbonate. ### Claim 20 (depends on 1) The agent according to claim 1 wherein the agent (M), based on its total weight, comprises (b) one or more cyclic carbonates in a total amount from about 4.0 to about 9.0% by weight. ### Claim 21 (depends on 1) The agent according to claim 1, wherein the (a) one or more aliphatic polyols (a) is selected from the group of 1,2-propanediol and 1,2-ethanediol, wherein the (a) one or more aliphatic polyols is present in a total amount from about 11.0 to about 16.0% by weight, wherein the (b) one or more cyclic carbonates is selected from the group of ethylene carbonate and propylene carbonate, wherein the (b) one or more cyclic carbonates is present in a total amount from about 4.0 to about 9.0% by weight, and wherein the weight ratio of the total amount of the aliphatic polyols (a) included in the agent (M) to the total amount of cyclic carbonates (b) included in the agent (M), is at a value of from about 3 to about 2.