Personal cleansing compositions comprising mid-chain branched surfactants

• US 6,335,312 B1
• Filed: 04/04/2000
• Issued: 01/01/2002
• Est. Priority Date: 10/14/1997
• Status: Expired due to Term

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Stidham, Robert Emerson, Vinson, Phillip Kyle, Coffindaffer, Timothy Woodrow, Connor, Daniel Stedman, Cripe, Thomas Anthony, Lanzalaco, Anthony Charles
• Primary Examiner(s): OGDEN JR, NECHOLUS
• Application Number:
  US09/542,684
• Time in Patent Office: 637 Days
• Field of Search: 510/119, 510/127, 510/130, 510/159, 510/426
• US Class Current: 510/159
• CPC Class Codes: A61K 2800/596 Mixtures of surface active compounds
• CPC Class Codes: A61K 8/463 containing sulfuric acid derivatives, e.g. sodium lauryl sulfate
• CPC Class Codes: A61P 17/00 Drugs for dermatological disorders
• CPC Class Codes: A61Q 5/006 Antidandruff preparations
• CPC Class Codes: A61Q 5/02 Preparations for cleaning the hair

Abstract

This invention relates to personal cleansing products which include mid-chain branched surfactants.

Claims

1. A personal cleansing composition, comprising:

i) from about 0.001% to 49.9% by weight of a conventional personal cleansing additive;

ii) from about 0.1% to 49.999% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

2. The personal cleansing composition according to claim 1, wherein the conventional personal cleansing additive is selected from the group consisting of:

a) conditioning agents;

b) conventional personal care polymer;

c) antidandruff agent;

d) co-surfactant; and

e) mixtures thereof.

3. The personal cleansing compositions according to claim 1 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹, and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

4. The personal cleansing composition according to claim 1 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.

5. The personal cleansing composition according to claim 1, wherein the average total number of carbon atoms in the A^b moiety in the branched surfactant mixture is within the range of from about 12 to about 14.

23. A method of treating hair, said method comprises administering a safe and effective amount of the composition according to claim 1 to hair in need of treatment.

26. A method of treating skin, said method comprises administering a safe and effective amount of the composition according to claim 1 to skin in need of treatment.

27. A method of cleaning hair and skin, said method comprises administering a safe and effective amount of the composition according to claim 1 to hair and skin in need of treatment.

6. Antidandruff shampoo, comprising:

i) from about 0.1% to about 5% by weight of an antidandruff agent selected from the group consisting of type (a), type (b) and mixtures thereof;

ii) from about 0.1% to about 49.99% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

7. The personal cleansing compositions according to claim 6 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹, and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

8. The personal cleansing composition according to claim 6 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.

24. A method of treating hair, said method comprises administering a safe and effective amount of the composition according to claim 6 to hair in need of treatment.

9. A personal conditioning composition, comprising:

i) from about 0.005% to about 20% by weight of a conditioning agent selected from the group consisting of nonvolatile hydrocarbon conditioning agents, nonvolatile silicone conditioning agents and mixtures thereof;

ii) from about 0.1% to about 49.99% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

10. The personal cleansing compositions according to claim 9 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹, and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

11. The personal cleansing composition according to claim 9 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.

25. A method of treating hair, said method comprises administering a safe and effective amount of the composition according to claim 9 to hair in need of treatment.

12. A personal cleansing composition, comprising:

i) from about 0.1% to about 10% by weight of a water insoluble hair styling polymer;

ii) from about 0.1% to about 49.99% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

13. A personal cleansing composition according to claim 12, wherein the composition further comprises a cationic spreading agent.

14. The personal cleansing compositions according to claim 12 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹ and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

15. The personal cleansing composition according to claim 12 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.

28. A method of cleaning hair and skin, said method comprises administering a safe and effective amount of the composition according to claim 12 to hair and skin in need of treatment.

16. A personal cleansing composition, comprising:

i) from about 0.01% to about 5% by weight of a deposition polymer;

ii) from about 0.1% to about 49.99% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

17. The personal cleansing compositions according to claim 16 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹, and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

18. The personal cleansing composition according to claim 16 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.

19. The personal cleansing composition according to claim 16, wherein the average total number of carbon atoms in the A^b moiety in the branched surfactant mixture is within the range of from about 12 to about 14.

20. A personal cleansing composition, comprising:

i) from about 0.1% to about 10% by weight of a dispersed phase polymer;

ii) from about 0.1% to about 49.99% by weight of a surfactant system comprising a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising 25% or less by weight of the branched surfactant mixture;

wherein the mid-chain branched surfactant compounds are of the formula;

21. The personal cleansing compositions according to claim 20 comprising alkyl chain, mid-chain branched surfactant compounds of the above formula wherein the A^b moiety is a branched alkyl moiety having the formula:

wherein the total number of carbon atoms in the branched alkyl moiety of this formula, including the R, R¹, and R² branching, is from 10 to 17;

R, R¹, and R² are each independently selected from hydrogen and C₁-C₃ alkyl, preferably methyl, provided R, R¹, and R² are not all hydrogen and, when z is 0, at least R or R¹ is not hydrogen;

w is an integer from 0 to 10;

x is an integer from 0 to 10;

y is an integer from 0 to 10;

z is an integer from 0 to 10 and w+x+y+z is from 3 to 10.

22. The personal cleansing composition according to claim 20 wherein the A^b moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:

and mixtures thereof;

wherein a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11; and

when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;

when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;

when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;

when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;

when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;

when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;

when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;

when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;

when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;

when d+e=5, d is an integer from 2 to 4 and e is an integer from 1 to 3;

when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;

when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;

when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;

when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;

when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8; and

when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9.