IP Library › Granted Patent US 12,409,123
Granted Patent B2
US 12,409,123 · App. 18/228,176 · Granted Sep 9, 2025

Compositions and methods for altering the color of hair

Inventors: Shahid Naseer (Hasbrouck Heights, NJ); Martin Asare (Springfield, NJ); Sivaramakrishnan Muthukrishnan (Bridgewater, NJ)
Assignee: L'OREAL
A61K8/44A61K8/342A61K8/361A61K8/365A61K8/41A61K8/45A61K8/466A61K8/602A61K8/737A61K8/922A61Q5/10A61K2800/882
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Quick Facts
Patent No.
US 12,409,123
App. No.
18/228,176
Granted
Sep 9, 2025
Kind
B2
Abstract

The disclosure relates to compositions for altering the color of keratin fibers and methods of using the compositions. The compositions comprise (a) a bonding system comprising: (i) at least one first bonding agent chosen from citric acid and/or salts thereof, and (ii) at least one second bonding agent chosen from amino acids, amino sulfonic acids, salts thereof, or combinations thereof; (b) at least one fatty alcohol; (c) at least one fatty acid; (d) at least one alkyl polyglucoside; (e) at least one alkalizing agent; and (f) at least one solvent. The compositions can further comprise one or more oxidation dyes, couplers, oxidizing agents, or combinations thereof.

Claims (87)

1. A hair color-altering composition comprising:

(a) a bonding system comprising:

(i) at least one first bonding agent chosen from citric acid and/or salts thereof; and

(ii) at least one second bonding agent chosen from amino acids, amino sulfonic acids, salts thereof, or combinations of two or more thereof;

(b) at least one fatty alcohol;

(c) at least one fatty acid;

(d) at least one alkyl polyglucoside;

(e) at least one alkalizing agent; and

(f) water;

wherein the weight ratio of the first bonding agent(s) to the second bonding agent(s) ranges from about 1:1 to about 2:1,

wherein the composition is essentially free of cationic polymers, and

wherein the pH of the hair color-altering composition is greater than 7.

2. The hair color-altering composition according to claim 1 , further comprising at least one hair color-altering agent chosen from oxidation dyes, couplers, or combinations of two or more thereof;

wherein the total amount of hair color-altering agents ranges from about 0.0001% to about 10% by weight, relative to the total weight of the composition.

3. The hair color-altering composition according to claim 1 , wherein the total amount of the first bonding agent(s) ranges from about 0.1% to about 5% by weight, relative to the total weight of the composition.

4. The hair color-altering composition according to claim 1 , wherein the total amount of the second bonding agent(s) ranges from about 0.1% to about 12% by weight, relative to the total weight of the composition.

5. The hair color-altering composition according to claim 1 , wherein the at least one second bonding agent is chosen from glycine, arginine, taurine, salts thereof, or combinations of two or more thereof.

6. The hair color-altering composition according to claim 1 , wherein the bonding system comprises:

(i) from about 0.5% to about 5% of citric acid and/or salts thereof;

(ii) from about 0.5% to about 5% of glycine and/or salts thereof, and/or from about 0.5% to about 7% of arginine and/or salts thereof; and

(iii) optionally, from about 0.5% to about 5% of taurine;

wherein all amounts are by weight, relative to the total weight of the composition.

7. The hair color-altering composition according to claim 1 , wherein the bonding system comprises:

(i) from about 0.5% to about 5% of citric acid and/or salts thereof;

(ii) from about 0.5% to about 5% of taurine; and

(iii) optionally, from about 0.5% to about 5% of glycine and/or salts thereof, and/or from about 0.5% to about 7% of arginine and/or salts thereof;

wherein all amounts are by weight, relative to the total weight of the composition.

8. The hair color-altering composition according to claim 1 , wherein:

the at least one fatty alcohol is chosen from decyl alcohol, undecyl alcohol, dodecyl alcohol, myristyl alcohol, lauryl alcohol, cetyl alcohol, stearyl alcohol, cetearyl alcohol, isostearyl alcohol, isocetyl alcohol, behenyl alcohol, linalool, oleyl alcohol, isotridecyl alcohol, cis-4-t-butylcyclohexanol, and myricyl alcohol, or combinations of two or more thereof; and

the total amount of fatty alcohol(s) ranges from about 0.5% to about 15% by weight, relative to the total weight of the composition.

9. The hair color-altering composition according to claim 1 , wherein:

the at least one fatty acid is chosen from myristic acid, lauric acid, palmitic acid, stearic acid, behenic acid, arichidonic acid, oleic acid, isostearic acid, sebacic acid, or combinations of two or more thereof; and

the total amount of fatty acid(s) ranges from about 0.5% to about 15% by weight, relative to the total weight of the composition.

10. The hair color-altering composition according to claim 1 , further comprising at least one vegetable oil,

wherein the total amount of vegetable oils ranges from about 0.5% to about 15% by weight, relative to the total weight of the composition.

11. The hair color-altering composition according to claim 1 , wherein the total amount of alkyl polyglucosides ranges from about 0.05% to about 5% by weight, relative to the total weight of the composition.

12. The hair color-altering composition according to claim 1 , wherein:

the at least one alkalizing agent is chosen from ammonia, alkanolamines, salts thereof, hydrates thereof, or combinations of two or more thereof; and

the total amount of alkalizing agent(s) ranges from about 2% to about 15% by weight, relative to the total weight of the composition.

13. The hair color-altering composition according to claim 1 , further comprising at least one thickening agent chosen from polysaccharides;

wherein the total amount of thickening agent(s) ranges from about 0.05% to about 5% by weight, relative to the total weigh of the composition.

14. The hair color-altering composition according to claim 1 , wherein the pH of the composition ranges from about 9.5 to about 10.5.

15. The hair color-altering composition according to claim 1 , prepared by combining:

(1) a hair color-altering base composition comprising:

(a) a bonding system comprising:

(i) a first bonding agent comprising from about 1% to about 5% of citric acid and/or salts thereof; and

(ii) a second bonding agent comprising from about 1% to about 3% of glycine, arginine, taurine, salts thereof, or combinations of two or more thereof;

(b) from about 10% to about 25% of fatty alcohol(s);

(c) from about 1% to about 6% of fatty acid(s);

(d) from about 0.05% to about 5% of alkyl polyglucoside(s);

(e) from about 2.5% to about 12% of alkalizing agent(s);

(f) at least one hair color-altering agent chosen from oxidative dyes, couplers, or combinations of two or more thereof; and

(g) water; with

(2) a developer composition comprising hydrogen peroxide,

wherein all amounts are by weight, relative to the total weight of the (1) hair color-altering base composition; and

wherein the hair color-altering composition is essentially free of cationic polymers.

16. A hair color-altering base composition comprising:

(a) a bonding system comprising:

(i) at least one first bonding agent comprising from about 0.1% to about 5% of citric acid and/or salts thereof; and

(ii) at least one second bonding agent chosen from amino acids, amino sulfonic acids, salts thereof, or combinations of two or more thereof, wherein the total amount of second bonding agent(s) ranges from about 0.1% to about 5%;

(b) at least one fatty alcohol;

(c) at least one fatty acid;

(d) at least one alkyl polyglucoside;

(e) at least one alkalizing agent; and

(f) water;

wherein all amounts are by weight, relative to the total weight of the hair color-altering base composition;

wherein the composition is essentially free of cationic polymers; and

wherein the pH of the hair color-altering base composition is greater than 7.

17. The hair color-altering base composition according to claim 16 , further comprising at least one hair color-altering agent chosen from oxidation dyes, couplers, or combinations of two or more thereof;

wherein the total amount of hair color-altering agents ranges from about 0.0001% to about 10% by weight, relative to the total weight of the hair color-altering base composition.

18. The hair color-altering base composition according to claim 16 , wherein:

the at least one second bonding agent is chosen from glycine, arginine, taurine, salts thereof, or combinations of two or more thereof, and

the composition is essentially free of cationic polymers.

19. A method for altering the color of hair comprising:

(1) applying to the hair a hair color-altering composition comprising:

(a) a bonding system comprising:

(i) at least one first bonding agent chosen from citric acid and/or salts thereof; and/or

(ii) at least one second bonding agent chosen from amino acids, amino sulfonic acids, salts thereof, or combinations of two or more thereof;

(b) at least one fatty alcohol;

(c) at least one fatty acid;

(d) at least one alkyl polyglucoside;

(e) at least one alkalizing agent; and

(f) water;

wherein the weight ratio of the first bonding agent(s) to the second bonding agent(s) ranges from about 1:1 to about 2:1,

wherein the composition is essentially free of cationic polymers; and

wherein the pH of the hair color-altering composition is greater than 7; and

(2) rinsing the hair color-altering composition from the hair after a leave-in period ranging from about 1 minute to about 60 minutes.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 21, 2023
From: NASEER, SHAHID; ASARE, MARTIN; MUTHUKRISHNAN, SIVARAMAKRISHNAN
To: L'OREAL
Reel/Frame 065627/0312 →
Priority Claims (1)
FR 2209666 · Sep 23, 2022 · national
Continuity (2)
Provisional Application 63393953 · Jul 31, 2022
Related Publication 20240041730A1 · Feb 8, 2024
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