Personal Care Compositions Comprising Undecyl Sulfates

• US 20090155383A1
• Filed: 10/22/2008
• Published: 06/18/2009
• Est. Priority Date: 10/26/2007
• Status: Active Grant

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Johnson, Eric Scott, Hutton, Howard David III, Kitko, David Johnathan, Hutchins, Thomas Allen
• Granted Patent: US 9,968,535 B2
• Time in Patent Office: Days
• US Class Current: 424/642
• CPC Class Codes: A61K 2800/596 Mixtures of surface active compounds
• CPC Class Codes: A61K 8/27 Zinc; Compounds thereof
• CPC Class Codes: A61K 8/466 containing sulfonic acid derivatives; Salts
• CPC Class Codes: A61P 17/00 Drugs for dermatological disorders
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations
• CPC Class Codes: A61Q 5/006 Antidandruff preparations
• CPC Class Codes: A61Q 5/02 Preparations for cleaning the hair
• CPC Class Codes: A61Q 5/12 Preparations containing hair conditioners

Abstract

A personal care composition utilizing undecyl sulfates and/or ethoxylated undecyl sulfates (undeceth sulfates).

Claims

1. A personal care composition comprising a dermatologically acceptable carrier, and from about 3% to about 40% of at least one undecyl sulfate compound selected from the group consisting of:

a) R₁—

O(CH₂CHR₃₀)_y—

SO₃M;

b) CH₃—

(CH₂)_z—

CHR₂—

CH₂—

O(CH₂ CHR₃₀)_y—

SO₃M; and

c) mixtures thereof,

where R₁ represents CH₃(CH₂)₁₀, R₂ represents H or a hydrocarbon radical comprising 1 to 4 carbon atoms such that the sum of the carbon atoms in z and R₂ is 8, R₃ is H or CH₃, y is 0 to 7, the average value of y is about 1 when y is not=0, and M is a mono-valent or di-valent, positively-charged cation.

2. The personal care composition of claim 1, additionally comprising a beauty benefit agent.

3. The composition of claim 1, wherein M is selected from the group consisting of ammonium, sodium, potassium, magnesium, triethanolamine cation, and mixtures thereof.

4. The composition of claim 1, further comprising from about 0.5% to about 10% of a co-surfactant.

5. The composition of claim 4, wherein the co-surfactant is selected from the group consisting of:

Cocomonoethanol Amide, Cocoamidopropyl Betaine, Laurylamidopropyl Betaine, Cocobetaine, lauryl betaine, lauryl amine oxide, sodium lauryl amphoacetate, and mixtures thereof.

6. The composition of claim 4, wherein the co-surfactant is selected from the group consisting of alkyl glyceryl ethers, alkyl-di-glyceryl ethers, 1,2-alkyl cyclic sulfites, 1,2-alkyl cyclic carbonates, 1,2-alkyl-epoxides, alkyl glycidylethers, and alkyl-1,3-dioxolanes, wherein the alkyl group contains 6 to 14 carbon atoms in linear or branched configuration;

1,2-alkane diols where the total carbon content is from 6 to 14 carbon atoms linear or branched, methyl-2-hydroxy-decyl ethers, hydroxyethyl-2-dodecyl ether, hydroxyethyl-2-decyl ether, and mixtures thereof.

7. The composition of claim 1, wherein the concentration of the undecyl sulfate compound is from about 3% to about 37%, and wherein the composition further comprises from about 3% to about 37% of at least one additional surfactant.

8. The composition of claim 7, wherein the additional surfactant is anionic.

9. The composition of claim 8, additionally comprising a co-surfactant, wherein the co-surfactant is selected from the group consisting of:

Cocomonoethanol Amide, Cocoamidopropyl Betaine, Laurylamidopropyl Betaine, Cocobetaine, lauryl betaine, lauryl amine oxide, sodium lauryl amphoacetate, and mixtures thereof.

10. The composition of claim 8, wherein the co-surfactant is selected from the group consisting of alkyl glyceryl ethers, alkyl-di-glyceryl ethers, 1,2-alkyl cyclic sulfites, 1,2-alkyl cyclic carbonates, 1,2-alkyl-epoxides, alkyl glycidylethers, and alkyl-1,3-dioxolanes, wherein the alkyl group contains 6 to 14 carbon atoms in linear or branched configuration;

1,2-alkane diols where the total carbon content is from 6 to 14 carbon atoms linear or branched, methyl-2-hydroxy-decyl ethers, hydroxyethyl-2-dodecyl ether, hydroxyethyl-2-decyl ether, and mixtures thereof.

11. The composition of claim 7, wherein one additional surfactant is a structured surfactant comprises at least 50% anisotropic phase.

12. The composition of claim 11, wherein the anisotropic phase forms a discrete structured domain.

13. The composition of claim 2, wherein said beauty benefit agent is selected from the group consisting of cationic polymers, conditioning agents, scalp-care agents, particles, colorants, anti-dandruff agents, rheology modifiers, skin care actives, and combinations thereof.

14. The composition of claim 13 wherein the cationic polymers are selected from non-crosslinked cationic homopolymers of the following monomers are also useful herein:

3-acrylamidopropyltrimethylammonium chloride (APTAC), diallyldimethylammonium chloride (DADMAC), [(3-methylacrylolyamino)propyl]trimethylammonium chloride (MAPTAC), 3-methyl-1-vinylimidazolium chloride (QVI);

[2-(acryloyloxy)ethyl]trimethylammonium chloride and [2-(acryloyloxy)propyl]trimethylammonium chloride.

15. The composition of claim 13 wherein the cationic polymers are selected from copolymer wherein the copolymer comprises at least one a nonionic monomer unit represented by the following formula:

where R is H or C_1-4 alkyl; and

R¹ and R² are independently selected from the group consisting of H, C_1-4 alkyl, CH₂OCH₃, CH₂OCH₂CH(CH₃)₂, and phenyl, or together are C_3-6cycloalkyl;

and at least one cationic monomer unit represented by formula;

where k=1, each of v, v′

, and v″

is independently an integer of from 1 to 6, w is zero or an integer of from 1 to 10, and X⁻

is an anion.

16. The composition of claim 13 wherein the cationic polymers is selected from cellulose or guar deposition polymers have a charge density from about 0.5 meq/g to about 4.0 meq/g at the pH of intended use of the personal care composition.

17. The composition of claim 13 wherein the anti-dandruff agents are selected from the group consisting of pyridinethione salts, zinc-containing layered material, azoles, such as ketoconazole, econazole, and elubiol, selenium sulfide, particulate sulfur, salicylic acid and mixtures thereof.

18. The composition of claim 13 wherein the anti-dandruff agents are selected from the group consisting of a labile zinc, a polyvalent metal salts of pyrithione and mixtures thereof.

19. The composition of claim 1 additionally comprising a rheology modifier, wherein said rheology modifier comprises cellulosic rheology modifiers, cross-linked acrylates, cross-linked maleic anhydride co-methylvinylethers, hydrophobically modified associative polymers, or a mixture thereof.

20. A composition for use in a pump foamer, wherein said composition comprises the composition of claim 1 and has a viscosity of from about 10 to about 100 cps.

21. The composition of claim 1, having a viscosity of from about 3,000 cps to about 500,000 cps.

22. A personal care composition comprising:

a. at least one anionic surfactant;

b. at least one co-surfactant selected from the group consisting of 1,2-alkyl cyclic sulfites, 1,2-alkyl cyclic carbonates, alkyl glycidylethers, alkyl-1,3-dioxolanes, 1,2-alkyl-epoxides, where the total carbon content is from 6 to 14 carbon atoms linear or branched;

hydroxy-ethyl-2-dodecyl ether, hydroxyethyl-2-decyl ether, and mixtures thereof, and

c. a dermatologically acceptable carrier.