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公开(公告)号:US12115239B2
公开(公告)日:2024-10-15
申请号:US18493990
申请日:2023-10-25
Applicant: L'OREAL
Inventor: Ronak Rughani , Cho-Cho Khine
CPC classification number: A61K8/361 , A61K8/345 , A61K8/40 , A61K8/92 , A61K2800/31 , A61Q5/002 , A61Q5/12
Abstract: Cosmetic compositions, kits thereof, and methods of making and using such cosmetic compositions. The cosmetic compositions typically include about 20 to about 95 wt. % of a polyol; about 5 to about 70 wt. % of one or more monoalcohols having from 2 to 6 carbon atoms; about 0.1 to about 10 wt. % of one or more cationic surfactants; about 0.1 to about 20 wt. % of one or more fatty compounds; and about 1 to about 15 wt. % of a combination of a urea compound and citric acid, wherein all weight percentages are based on the total weight of the cosmetic composition. The cosmetic compositions have a weight ratio of polyol to monoalcohol(s) that is from 20:1 to 1:20. Additionally, the cosmetic compositions typically have a mole ratio of citric acid to urea compound of that is about 10:0.5 to about 0.5:10.
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公开(公告)号:US11800917B2
公开(公告)日:2023-10-31
申请号:US16117549
申请日:2018-08-30
Applicant: L'OREAL
Inventor: Rachel Ferebee Maher , Ronak Rughani , Halil Gevgilili
IPC: A45D19/16 , A61K8/06 , A61K8/60 , A61K8/73 , A61K8/898 , A61K8/92 , A61Q5/00 , A61Q5/12 , A45D19/00
CPC classification number: A45D19/16 , A61K8/062 , A61K8/60 , A61K8/73 , A61K8/736 , A61K8/898 , A61K8/922 , A61Q5/002 , A61Q5/12 , A45D19/0041 , A45D2200/15 , A61K2800/30 , A61K2800/592
Abstract: The present disclosure relates to hair-treatment compositions, typically in the form of an oil-in-water emulsion, comprising: (a) one or more monosaccharides with amine group(s); (b) one or more polysaccharides with amine group(s); wherein (a) and (b) are solubilized in an aqueous phase of the oil-in-water emulsion; (c) one or more oils; (d) one or more nonionic emulsifiers; and (e) water. The compositions strengthen hair fibers and provide additional cosmetic improvements to the hair such as conditioning, detangling, softness, suppleness, moisturizing, and manageability. Methods of treating hair with the compositions are also described. The methods include applying the composition to wet or damp hair, drying the hair (for example, with a blow dryer) and treating the hair with heat (for example, with a hot iron).
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公开(公告)号:US20180280269A1
公开(公告)日:2018-10-04
申请号:US15941965
申请日:2018-03-30
Applicant: L'OREAL
Inventor: Ronak Rughani , Anthony Potin , Damien Drillon , Christian Tu , Valerie Viravau , Heather Lee
Abstract: The present disclosure relates to methods for treating hair, which are particularly useful for repairing, strengthening, and protecting hair from damage. The methods include applying to the hair each of the following components, together, separately, or in any combination thereof, in one or more hair-treatment compositions: (a) at least one amino acid or amino sulfonic acid, and/or a salt thereof, which is present in at least one of the one or more hair-treatment compositions in an amount of at least 0.5 wt. %; (b) at least one non-polymeric mono, di, or tricarboxylic acid, and/or a salt thereof, which is present in at least one of the one or more hair-treatment compositions in an amount of at least 0.5 wt. %; and (c) at least one non-taurate surfactant, which is present in at least one of the one or more hair-treatment compositions. Hair treated with the methods exhibit desirable cosmetic properties such as smoothness, gloss, improved combability, and improved strength and elasticity.
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公开(公告)号:US11857656B1
公开(公告)日:2024-01-02
申请号:US17841290
申请日:2022-06-15
Applicant: L'Oreal
Inventor: Aakash Parekh , Ronak Rughani , Martin Asare , Sivaramakrishnan Muthukrishnan , Zhengzheng Liao , Yuri Lvov
CPC classification number: A61K8/26 , A61K8/35 , A61K8/492 , A61K8/84 , A61Q5/10 , A61K2800/43 , A61K2800/884
Abstract: The disclosure relates to systems for altering the color of the hair, comprising a pre-treatment composition comprising at least one amine-based compound and a dyeing composition comprising at least one microtube-dye composite. The disclosure also relates to methods of altering the color of the hair using the systems, as well as kits comprising the systems.
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公开(公告)号:US11173102B1
公开(公告)日:2021-11-16
申请号:US16888835
申请日:2020-05-31
Applicant: L'Oreal
Inventor: Guojin Zhang , Ronak Rughani
Abstract: The disclosure relates to compositions and methods for removing direct dyes from hair, the methods comprising contacting hair with a composition comprising (i) at least one organic salt selected from imidazolium-based compounds and/or ammonium-based compounds, and (ii) at least one surfactant. The compositions can further contain at least one co-surfactant and/or cyclic compound.
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公开(公告)号:US20210154125A1
公开(公告)日:2021-05-27
申请号:US17104240
申请日:2020-11-25
Applicant: L'OREAL
Inventor: Erika Suzanne Ritchie , Rachel Ferebee Maher , Ronak Rughani
Abstract: Hair treatment compositions, kits for producing such hair treatment compositions, and methods for using such kits and/or hair treatment compositions are provided for treating hair. Methods for treating hair typically include: obtaining a first composition comprising one or more polysaccharides with amine group(s) and water; adding ascorbic acid and one or more peroxides, peroxo compounds, or combinations thereof to the first composition to obtain a second composition; applying the second composition to hair; and heating the hair, which has the second composition applied thereto, to a temperature above 25° C. Kits for improving hair typically include a first composition comprising one or more polysaccharides with amine group(s) and water; a second composition comprising up to 100 wt. % of ascorbic acid; and a third composition comprising a peroxide, a peroxo compound, or a combination thereof, wherein the first composition, the second composition, and the third composition are separately contained.
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公开(公告)号:US20200069025A1
公开(公告)日:2020-03-05
申请号:US16117549
申请日:2018-08-30
Applicant: L'OREAL
Inventor: Rachel FEREBEE MAHER , Ronak Rughani , Halil Gevgilili
Abstract: The present disclosure relates to hair-treatment compositions, typically in the form of an oil-in-water emulsion, comprising: (a) one or more monosaccharides with amine group(s); (b) one or more polysaccharides with amine group(s); wherein (a) and (b) are solubilized in an aqueous phase of the oil-in-water emulsion; (c) one or more oils; (d) one or more nonionic emulsifiers; and (e) water. The compositions strengthen hair fibers and provide additional cosmetic improvements to the hair such as conditioning, detangling, softness, suppleness, moisturizing, and manageability. Methods of treating hair with the compositions are also described. The methods include applying the composition to wet or damp hair, drying the hair (for example, with a blow dryer) and treating the hair with heat (for example, with a hot iron).
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公开(公告)号:US20220062135A1
公开(公告)日:2022-03-03
申请号:US17007752
申请日:2020-08-31
Applicant: L'OREAL
Inventor: Cho-Cho Khine , Ronak Rughani
Abstract: Cosmetic compositions, kits thereof, and methods of making and using such cosmetic compositions. The cosmetic compositions comprising about 0.1 to about 25 wt. % of citric acid, about 0.2 to about 40 wt. % of one or more urea compound, and about 20 wt. % or more water wherein all weight percentages are based on the total weight of the cosmetic composition. Additionally, the cosmetic compositions are typically formulated to have a molar ratio of the citric acid of (a) to the urea compound of (b) is 1 or less.
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公开(公告)号:US11166895B2
公开(公告)日:2021-11-09
申请号:US16331568
申请日:2017-10-02
Applicant: L'OREAL
Inventor: Ronak Rughani , Magali Moreau , Julien Hitce , Maria Dalko , Alexandre Cavezza , Christian Blaise , Robin D. Rogers , Giovanni Pietro Rachiero , Gabriela Gurau
Abstract: The instant disclosure relates hair care compositions comprising ionic liquids or ionic mixtures. Ionic liquids or ionic mixtures are combined with a cosmetically acceptable carrier to form ready-to-use hair care compositions. The ionic liquids and the ionic mixtures are formed from; (1) thiolactic acid and/or one or more alkali metal or alkaline earth metal salts thereof; and (2) one or more amine compounds, and/or one or more ammonium cationic compounds, and/or one or more salts thereof. The ionic liquids, the ionic mixtures, and the hair care compositions comprising the ionic liquids or the ionic mixtures, are useful in methods for preventing hair damage, shaping hair, caring for hair, etc.
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公开(公告)号:US11160742B2
公开(公告)日:2021-11-02
申请号:US16715079
申请日:2019-12-16
Applicant: L'Oreal
Inventor: Guojin Zhang , Ronak Rughani
Abstract: Provided are methods of treating hair, the method comprising: contacting the hair with a mixture comprising: i. an ionic liquid comprising an imidazolium-based compound or ammonium-based compound, and ii. an anionic surfactant. In certain methods, the mixture further comprises a cationic direct dye.
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