LOW VISCOSITY HAIR CARE COMPOSITION

• US 20180110707A1
• Filed: 10/20/2017
• Published: 04/26/2018
• Est. Priority Date: 10/21/2016
• Status: Active Grant

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Zhao, Jean Jianqun, Constantinides, Ioannis Constantine, Wei, Karl Shiqing, Koenig, Peter Herbert, Hutton, III, Howard David, Glenn, JR., Robert Wayne, Wang, Xiaoru Jenny, Song, Brian Xiaoqing, Smith, III, Edward Dewey
• Granted Patent: US 10,441,519 B2
• Time in Patent Office: Days
• CPC Class Codes: A61K 2800/5424 anionic
• CPC Class Codes: A61K 2800/5428 amphoteric or zwitterionic
• CPC Class Codes: A61K 2800/596 Mixtures of surface active compounds
• CPC Class Codes: A61K 8/046 Aerosols; Foams
• CPC Class Codes: A61K 8/368 with carboxyl groups directly bound to carbon atoms of aromatic rings
• CPC Class Codes: A61K 8/416 Quaternary ammonium compounds A61K8/35 takes precedence
• CPC Class Codes: A61K 8/463 containing sulfuric acid derivatives, e.g. sodium lauryl sulfate
• CPC Class Codes: A61K 8/4926 having six membered rings
• CPC Class Codes: A61K 8/494 with more than one nitrogen as the only hetero atom
• CPC Class Codes: A61Q 5/00 Preparations for care of the hair
• CPC Class Codes: A61Q 5/02 Preparations for cleaning the hair
• CPC Class Codes: A61Q 5/12 Preparations containing hair conditioners

Abstract

The invention relates stable, low viscosity hair care compositions having high surfactant content comprising linear sulfates (with alkyl tail of C12 and above) and branched sulfates (with alkyl tail of C12 and above), a water-miscible solvent such as dipropylene glycol or glycerin. Suitable compositions have a ratio of (Linear anionic surfactant/Branched anionic surfactant)/Miscible solvent from about 0.2 to about 5 and a viscosity of less than about 500 cP at 26.5° C.

Claims

1. A stable concentrated hair care composition comprising:

a) from about 20 weight % to about 45 weight % total surfactant;

b) from about 6 weight % to about 30 weight % branched anionic surfactant with a tail having an alkyl chain with 12 to 18 carbon atoms;

c) from about 0.1 weight % to about 20 weight % linear anionic surfactant with a tail having an alkyl chain with 12 to 18 carbon atom;

d) from about 2 weight % to about 12 weight % water-miscible solvent; and

e) from about 35 weight % to about 78 weight % of water;

wherein the concentrated hair care has Ratio of (Linear anionic surfactant/Branched anionic surfactant)/Miscible solvent of less than about 0.2 and wherein the ratio of branched anionic surfactant/miscible solvent is less than about 5 and wherein the concentrated hair care has a viscosity of less than 500 cP at 26.5°

C.

2. The hair care composition of claim 1, having viscosity of about 1 to about 500 cP at 26.5°

C.

3. The hair care composition of claim 1, wherein the composition has a viscosity of about 5 to about 500 cP at 26.5°

C.

4. The hair care composition of claim 1, wherein the composition has a viscosity of about 10 to about 500 cP at 26.5°

C.

5. The hair care composition of claim 1, wherein the composition further comprises from about 0.1 weight % to about 10 weight % amphoteric surfactant.

6. The hair care composition of claim 1, wherein the hair care composition further contains about 0.05 to 5 weight percent of a silicone conditioning agent.

7. The hair care composition of claim 6, wherein the silicone conditioning agent contains one of more quaternary ammonium salt in its molecular structure.

8. The hair care composition of claim 6, wherein the silicone conditioning agent is dimethiconol micro-emulsion.

9. The hair care composition of claim 1, wherein the composition further comprises from about 0.1 weight % to about 5 weight % of one or more anti-dandruff active.

10. The hair care composition of claim 9, wherein the anti-dandruff active is selected from the group containing piroctone olamine, climbazole, and salicylic acid and mixtures thereof.

11. The hair care composition of claim 1 wherein the hair care composition further comprises from about 0.05 to about 2 weight % of the hair care composition of one or more cationic polymers.

12. The hair care composition of claim 11, wherein the cationic polymers are selected from the group consisting of guar hydroxylpropyltrimonium chloride, Polyquaternium-6, Polyquaternium-7, Polyquaternium-10, Polyquaternium-39, Polyquaterinum-67, and mixtures thereof.

13. The hair care composition of claim 12, wherein the guar hydroxylpropyltrimonium chloride has a weight average molecular weight of from about 100,000 to about 2,000,000 g/m and a charge density of from about 0.2 to about 2.2 meg/g.

14. The hair care composition of claim 1, wherein the total surfactant level is from about 20% to about 45% by weight.

15. The hair care composition of claim 1, wherein the total surfactant level is from about 25% to about 35% by weight.

16. The hair care composition of claim 1, wherein the branched anionic surfactant is selected from the group consisting of sodium trideceth sulfate, sodium tridecyl sulfate, sodium C12-13 alkyl sulfate, sodium C12-15 alkyl sulfate, sodium C12-18 alkyl sulfate, sodium C12-13 pareth sulfate, sodium C12-13 pareth-n sulfate, sodium C12-14 pareth-n sulfate, and combinations thereof.

17. The hair care composition of claim 1, wherein the linear anionic surfactant is selected from the group consisting of ammonium lauryl sulfate, ammonium laureth sulfate, triethylamine lauryl sulfate, triethylamine laureth sulfate, triethanolamine lauryl sulfate, triethanolamine laureth sulfate, monoethanolamine lauryl sulfate, monoethanolamine laureth sulfate, diethanolamine lauryl sulfate, diethanolamine laureth sulfate, lauric monoglyceride sodium sulfate, sodium lauryl sulfate, sodium laureth sulfate, potassium laureth sulfate, sodium lauryl sarcosinate, sodium lauroyl sarcosinate, lauryl sarcosine, cocoyl sarcosine, ammonium cocoyl sulfate, ammonium lauroyl sulfate, sodium cocoyl sulfate, sodium lauroyl sulfate, potassium cocoyl sulfate, potassium lauryl sulfate, monoethanolamine cocoyl sulfate, sodium trideceth-1 sulfate, sulfate, sodium trideceth-2 sulfate, sulfate, sodium trideceth-3 sulfate, sodium tridecyl sulfate, sodium methyl lauroyl taurate, sodium methyl cocoyl taurate, sodium lauroyl isethionate, sodium cocoyl isethionate, sodium laurethsulfosuccinate, sodium laurylsulfosuccinate, sodium tridecyl benzene sulfonate, sodium dodecyl benzene sulfonate, and mixtures thereof.

18. The hair care composition of claim 1, wherein the linear anionic surfactant is selected from the group consisting of acyl isethionate, acyl methyl isethionate, acyl glutamate, acyl glycinate, acyl sarcosinate, acyl alaninate, acyl taurate, sulfosuccinate, alkyl benzene sulfonate, alkyl ether carboxylate, alkylamphoacetate, alpha olefin sulfonate, and mixtures thereof. Examples of such suitable anionic surfactants include, but not limited to, sodium cocoyl isethionate, sodium lauroyl isethionate, sodium lauroyl methyl isethionate, sodium cocoyl glutamate, disodium cocoyl glutamate, sodium lauroyl glutamate, disodium lauroyl glutamate, sodium cocoyl alaninate, sodium lauroyl alaninate, sodium lauroyl glycinate, sodium cocoyl glycinate, sodium laureth sulfosuccinate, disodium laureth sulfosuccinate, sodium lauryl sulfosuccinate, disodium lauryl sulfosuccinate, sodium lauryl glucose carboxylate, sodium cocoyl glucose carboxylate, sodium cocoyl amphoacetate, sodium lauroyl amphoacetate, sodium methyl cocoyl taurate, and mixtures thereof.

19. The hair care composition of claim 1, wherein the hair care composition further comprises about 0.5 to 7 weight percent of a perfume.

20. A stable concentrated hair care composition comprising:

a) from about 20 weight % to about 45 weight % total surfactant;

b) from about 6 weight % to about 30 weight % branched anionic surfactant with a tail having an alkyl chain with 12 carbon atoms or higher;

c) from about 2 weight % to about 12 weight % water-miscible solvent; and

d) from about 35 weight % to about 78 weight % of water;

and wherein the ratio of branched anionic surfactant/miscible solvent is less than about 5 and wherein the concentrated hair care has a viscosity of less than 500 cP at 26.5°

C. and wherein the composition has about 0 weight % linear anionic surfactant with tail having an alkyl chain with 12 to 18 carbon atoms.

21. The hair care composition of claim 20, wherein the composition has a viscosity of about 5 cP to about 500 cP at 26.5°

C.