DELIVERY OF SURFACTANT SOLUBLE AGENT

• US 20170304172A1
• Filed: 10/21/2016
• Published: 10/26/2017
• Est. Priority Date: 04/22/2016
• Status: Active Application

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Chang, Debora W., Johnson, Eric Scott, Glenn, JR., Robert Wayne, Thompson, Todd Ryan, Carter, Michelle Lynn, Edwards, Allison Lynn, Eads, Charles David, Hertenstein, Stacy Renee, Corder, Jennifer Anne, Diersing, Steven Louis, Li, Jianjun Justin, Peng, Ruzhan
• Application Number:
  US15/299,860
• Publication Number:
  US 20170304172A1
• Time in Patent Office: Days
• CPC Class Codes: A61K 2800/524 Preservatives
• CPC Class Codes: A61K 2800/5426 cationic
• CPC Class Codes: A61K 2800/596 Mixtures of surface active compounds
• CPC Class Codes: A61K 8/046 Aerosols; Foams
• CPC Class Codes: A61K 8/33 containing oxygen
• CPC Class Codes: A61K 8/34 Alcohols
• CPC Class Codes: A61K 8/35 Ketones, e.g. benzophenone
• CPC Class Codes: A61K 8/37 Esters of carboxylic acids
• 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 8/4946 Imidazoles or their condensed derivatives, e.g. benzimidazoles
• CPC Class Codes: A61Q 13/00 Formulations or additives for perfume preparations essential oils or perfumes per se C11B9/00
• 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

The present invention is directed to a personal care composition comprising from about 14% to about 40% of one or more surfactants; from about 0.1% to about 10% of one or more surfactant soluble agents having a C log P greater than 3.0; wherein when the personal care composition is diluted to about 1.5% surfactant concentration has a ratio of surfactant diffusion coefficient to soluble agent diffusion coefficient greater than 1.2.

Claims

1. A personal care composition comprising:

a. from about 14% to about 40% of one or more surfactants;

b. from about 0.1% to about 10% of one or more surfactant soluble agents having a C log P greater than 3.0;

wherein when the personal care composition is diluted to about 1.5% surfactant concentration has a ratio of surfactant diffusion coefficient to soluble agent diffusion coefficient greater than about 1.2.

2. A personal care composition according to claim 1 wherein when the personal care composition is diluted to about 1.5% surfactant concentration has a ratio of surfactant diffusion coefficient to soluble agent diffusion greater than about 1.4.

3. A personal care composition according to claim 1 wherein when the personal care composition is diluted to about 1.5% surfactant concentration has a ratio of surfactant diffusion coefficient to soluble agent diffusion greater than about 1.6.

4. A personal care composition according to claim 1 comprising one or more surfactant soluble agents having a C log P greater than about 3.2.

5. A personal care composition according to claim 1 comprising one or more surfactant soluble agents having a C log P greater than about 3.4.

6. A personal care composition according to claim 1 wherein the surfactant soluble agent is selected from the group consisting of a perfume, a hair health active, an antimicrobial, a flavonoid, an anti-acne agent, a steroidal anti-inflammatory agent, a non-steroidal anti-inflammatory agent, an anti-oxidant or radical scavenger, and mixtures thereof.

7. A personal care composition according to claim 3 wherein the surfactant soluble agent is a perfume.

8. A personal composition according to claim 6 wherein the hair health active is selected from the group consisting of isostearyl isostearate, histidine and mixtures thereof.

9. A personal care composition according to claim 1 wherein the surfactant is an anionic surfactant or combinations of anionic surfactants.

10. A personal care composition according to claim 1 wherein the surfactant is an anionic surfactant selected from the group consisting of anionic alkyl sulfates and alkyl ether sulfates having straight or branched alkyl chains and mixtures thereof.

11. A personal care composition according to claim 1 wherein the surfactant is an anionic surfactant selected from the group consisting of:

a) R₁ O(CH₂CHR₃O)_y SO₃M;

b) CH₃ (CH₂)_z CHR₂ CH₂ O (CH₂ CHR₃O)_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 zero (0), and M is a monovalent or divalent, positively-charged cation.

12. A personal care composition according to claim 1 wherein the surfactant is a surfactant or combination of surfactants selected from the group consisting of sodium lauryl sulfate, sodium laureth-n sulfate where n is between about 0.5 to about 3.5, sodium C10-15 alkyl sulfate where the alkyl chain can be linear or branched, sodium C10-15 pareth-n sulfate where n is between about 0.5 to about 3.5 and the alkyl chain can be linear or branched, sodium decyl sulfate, sodium deceth-n sulfate where n is between about 0.5 to about 3.5, sodium undecyl sulfate, sodium undeceth-n sulfate where n is between 0.5 to about 3.5, sodium tridecyl sulfate, sodium trideceth-n sulfate where n is between about 0.5 to about 3.5, an anionic surfactant selected from the group consisting of:

a) R₁ O(CH₂CHR₃O)_y SO₃M;

b) CH₃ (CH₂)_z CHR₂ CH₂ O (CH₂ CHR₃O)_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 zero (0), and M is a monovalent or divalent, positively-charged cation.

13. A personal care composition according to claim 1 further comprising from about 0.25% to about 15% of one or more amphoteric, nonionic or zwitterionic co-surfactants.

14. A personal care composition according to claim 1 wherein the composition further comprising a cationic polymer.

15. A personal care composition according to claim 1 wherein the composition further comprising a conditioning agent.

16. A personal care composition according to claim 15 wherein the conditioning agent is a silicone.

17. A personal care composition according to claim 1 further comprising one or more scalp health agent.

18. A personal care composition according to claim 17 wherein the scalp health agent is selected from the group consisting of zinc pyrithione, selenium sulfide and mixtures thereof.

19. A personal care composition according to claim 17 wherein the scalp health agent is menthol and/or menthyl lactate.

20. A personal care composition according to claim 1 wherein the personal care composition is dispensed as a foam.

21. A personal care composition according to claim 20 wherein the personal care composition is dispensed as an aerosol foam.

22. A personal care composition according to claim 21 wherein a propellant or a blowing agent to dispense the composition as an aerosol foam is a chemically inert hydrocarbon, a halogenated hydrocarbon, and mixtures thereof.

23. A personal care composition according to claim 22 wherein the personal care composition is dispensed as a pumped foam.

24. A personal care composition according to claim 1 wherein the personal care composition is applied using an applicator.