US8114170B2
Active / In Force
US
⏱️ 4.1 years remaining
Agent for coloring and/or bleaching keratin fibers comprising composition (A), composition (B), at least one fat and at least one reductone
Assignee: L'Oréal SA
•
Filing: 2010-12-22
•
Granted: 2012-02-14
•
Expires: 2030-12-22
Abstract
Abstract The present disclosure relates to an agent for coloring and/or bleaching keratin fibers, consisting of: a first composition (A) comprising at least one alkalizing agent, and a second composition (B) comprising at least one oxidizing agent, wherein at least one of the two compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters. The present disclosure also relates to a method of coloring and/or bleaching keratin fibers employing the agent, as well as a kit containing it.
Inventors
- 👤 Caroline Goget
- 👤 Gautier Deconinck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:46
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/31; A61K8/33; A61K8/34; A61K8/342; A61K8/40; A61K8/41; A61K8/67; A61K8/676; A61Q; A61Q5/00; A61Q5/10; A61K2800/00; A61K2800/40; A61K2800/52; A61K2800/522
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
111 words
An agent for coloring and/or bleaching keratin fibers, consisting of: a first composition (A) comprising at least one alkalizing agent, and a second composition (B) comprising at least one oxidizing agent, wherein at least one of the two compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 2
Dependent Claim
111 words
An agent for coloring and/or bleaching keratin fibers, consisting of: a first composition (A) comprising at least one alkalizing agent, and a second composition (B) comprising at least one oxidizing agent, wherein at least one of the two compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 3
Dependent Claim
90 words
The agent according to claim 1 , wherein the at least one alkalizing agent is selected from ammonia, alkaline carbonates, sodium hydroxide, potassium hydroxide, organic amines, and compounds of formula (I): wherein W is chosen from C 1 -C 6 alkylene residues optionally substituted with a hydroxyl group and C 1 -C 6 alkyl radicals; and Rx, Ry, Rz, and Rt, which may be identical or different, are chosen from a hydrogen atom, C 1 -C 6 alkyls, C 1 -C 6 hydroxyalkyls, and C 1 -C 6 aminoalkyl radicals.
Claim 4
Dependent Claim
26 words
The agent according to claim 2 , wherein the at least one alkalizing agent is selected from organic amines chosen from alkanolamines and the derivatives thereof.
Claim 5
Dependent Claim
32 words
The agent according to claim 1 , wherein the at least one oxidizing agent is selected from hydrogen peroxide, urea peroxide, bromates or ferricyanides of alkali metals, peroxidized salts, and redox enzymes.
Claim 6
Dependent Claim
31 words
The agent according to claim 4 , wherein the at least one oxidizing agent is selected from peroxidized salts chosen from persulphates, perborates, and percarbonates of alkali metals or alkaline-earth metals.
Claim 7
Dependent Claim
37 words
The agent according to claim 4 , wherein the at least one oxidizing agent is selected from redox enzymes chosen from laccases, peroxidises, and 2-electron oxidoreductases, optionally in the presence of the respective donor or cofactor thereof.
Claim 8
Dependent Claim
17 words
The agent according to claim 4 , wherein the at least one oxidizing agent is hydrogen peroxide.
Claim 9
Dependent Claim
79 words
The agent according to claim 1 , wherein the at least one reductone is chosen from compounds of formula (II): wherein R 1 and R 2 , which may be identical or different, each denote a group containing at least one carbon atom and/or oxygen atom, and R 1 and R 2 can form, with the three carbon atoms of the compounds of formula (II), a ring whose additional constituent atoms are constituted of carbon atoms and/or oxygen atoms.
Claim 10
Dependent Claim
45 words
The agent according to claim 8 , wherein R 1 and R 2 form, with the three carbon atoms of the compounds of formula (II), a ring with 5 or 6 ring members, whose additional constituent atoms are constituted of carbon atoms and/or oxygen atoms.
Claim 11
Dependent Claim
28 words
The agent according to claim 8 , wherein the at least one reductone is in a form chosen from salts of alkali metals and salts of alkaline-earth metals.
Claim 12
Dependent Claim
28 words
The agent according to claim 8 , wherein the at least one reductone is in the form of an ester of C 8 to C 30 fatty acids.
Claim 13
Dependent Claim
23 words
The agent according to claim 1 , wherein the at least one reductone is selected from ascorbic acid, erythorbic acid, and salts thereof.
Claim 14
Dependent Claim
22 words
The agent according to claim 12 , wherein the at least one reductone is selected from the sodium and potassium salts thereof.
Claim 15
Dependent Claim
41 words
The agent according to claim 1 , wherein the at least one reductone, when present in acid form in composition (A), is present in an amount ranging from 0.01 to 1 wt. %, relative to the total weight of composition (A).
Claim 16
Dependent Claim
33 words
The agent according to claim 14 , wherein the at least one reductone is present in an amount ranging from 0.1 to 0.25 wt. %, relative to the total weight of composition (A).
Claim 17
Dependent Claim
40 words
The agent according to claim 1 , wherein the at least one reductone, when present in acid form in composition (B), is present in an amount ranging from 0.01 to 1 wt. %, relative to the weight of composition (B).
Claim 18
Dependent Claim
33 words
The agent according to claim 16 , wherein the at least one reductone is present in an amount ranging from 0.1 to 0.25 wt. %, relative to the total weight of composition (B).
Claim 19
Dependent Claim
45 words
The agent according to claim 1 , wherein the at least one reductone, in acid form, is present in the mixture of compositions (A) and (B) in a total amount ranging from 0.01 to 1 wt. %, relative to the total weight of the mixture.
Claim 20
Dependent Claim
34 words
The agent according to claim 18 , wherein the at least one reductone is present in a total amount ranging from 0.1 to 0.2 wt. %, relative to the total weight of the mixture.
Claim 21
Dependent Claim
45 words
The agent according to claim 1 , wherein the at least one liquid hydrocarbon is selected from: linear or branched, optionally cyclic, C 6 -C 16 lower alkanes, and linear or branched hydrocarbons, of mineral, animal or synthetic origin, containing more than 16 carbon atoms.
Claim 22
Dependent Claim
22 words
The agent according to claim 20 , wherein the at least one liquid hydrocarbon is selected from paraffin oils and liquid paraffin.
Claim 23
Dependent Claim
41 words
The agent according to claim 1 , wherein the at least one liquid hydrocarbon is present in the mixture of compositions (A) and (B) in an amount of at least 25 wt. %, relative to the total weight of the mixture.
Claim 24
Dependent Claim
41 words
The agent according to claim 22 , wherein the at least one liquid hydrocarbon is present in the mixture of compositions (A) and (B) in an amount of at least 30 wt. %, relative to the total weight of the mixture.
Claim 25
Dependent Claim
22 words
The agent according to claim 1 , wherein composition (A) is in the form of an oil-in-water emulsion, or a water-in-oil emulsion.
Claim 26
Dependent Claim
35 words
The agent according to claim 1 , wherein composition (A) further comprises at least one oxidation dye selected from oxidation bases and optionally combined with at least one coupler, and/or at least one direct dye.
Claim 27
Dependent Claim
26 words
The agent according to claim 1 , wherein neither composition (A) nor composition (B) comprises at least one direct dye or at least one oxidation dye.
Claim 28
Dependent Claim
63 words
The agent according to claim 1 , wherein if at least one of composition (A) and composition (B) comprises at least one direct dye and/or at least one oxidation dye, the at least one direct dye and/or at least one oxidation dye are present in a total amount of less than 0.005 wt. %, relative to the total weight of the respective composition.
Claim 29
Independent Claim
124 words
A method of coloring and/or bleaching keratin fibers, comprising: applying, to wet or dry keratin fibers, composition (A) comprising at least one alkalizing agent, and successively applying, to the wet or dry keratin fibers, composition (B) comprising at least one oxidizing agent, without intermediate rinsing, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 30
Independent Claim
124 words
A method of coloring and/or bleaching keratin fibers, comprising: applying, to wet or dry keratin fibers, composition (A) comprising at least one alkalizing agent, and successively applying, to the wet or dry keratin fibers, composition (B) comprising at least one oxidizing agent, without intermediate rinsing, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 31
Independent Claim
119 words
A method of coloring and/or bleaching keratin fibers, comprising extemporaneously mixing composition (A) comprising at least one alkalizing agent and composition (B) comprising at least one oxidizing agent, and applying the resulting agent to wet or dry keratin fibers, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of the compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 32
Independent Claim
119 words
A method of coloring and/or bleaching keratin fibers, comprising extemporaneously mixing composition (A) comprising at least one alkalizing agent and composition (B) comprising at least one oxidizing agent, and applying the resulting agent to wet or dry keratin fibers, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of the compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 33
Dependent Claim
116 words
A multi-compartment kit for coloring and/or bleaching keratin fibers, consisting of: a first compartment containing composition (A) comprising at least one alkalizing agent, and a second compartment containing composition (B) comprising at least one oxidizing agent, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of the compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
Claim 34
Dependent Claim
116 words
A multi-compartment kit for coloring and/or bleaching keratin fibers, consisting of: a first compartment containing composition (A) comprising at least one alkalizing agent, and a second compartment containing composition (B) comprising at least one oxidizing agent, wherein at least one of the compositions (A) and (B) comprises at least one fat selected from liquid hydrocarbons, such that the at least one fat is present in a mixture of compositions (A) and (B) in an amount of at least 20 wt. %, relative to the total weight of the mixture, and further wherein at least one of the compositions (A) and (B) comprises at least one reductone optionally in a form chosen from acids, salts, and esters.
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 2015-02-13 | 2015-08-15 | 2016-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2019-02-13 | 2019-08-15 | 2020-02-14 | $3760.00 | Window Closed / Lapsed |
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