Anti-dandruff and conditioning shampoos containing certain cationic polymers

• US 6,649,155 B1
• Filed: 04/25/2000
• Issued: 11/18/2003
• Est. Priority Date: 05/03/1999
• Status: Expired due to Term

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Dunlop, David Scott, Leyba, Vicente Eduardo
• Primary Examiner(s): Page, Thurman K.
• Assistant Examiner(s): TRAN, SUSAN T
• Application Number:
  US09/558,466
• Time in Patent Office: 1,302 Days
• Field of Search: 424/70.1, 424/70.8, 424/70.22, 424/70.11, 424/70.12, 424/70.13, 424/70.27
• US Class Current: 424/70.27
• CPC Class Codes: A61K 2800/5426 cationic
• CPC Class Codes: A61K 8/463 containing sulfuric acid derivatives, e.g. sodium lauryl sulfate
• CPC Class Codes: A61K 8/4933 having sulfur as an exocyclic substituent, e.g. pyridinethione
• CPC Class Codes: A61K 8/731 Cellulose; Quaternized cellulose derivatives
• CPC Class Codes: A61K 8/737 Galactomannans, e.g. guar; Derivatives thereof
• CPC Class Codes: A61K 8/891 saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
• CPC Class Codes: A61P 17/00 Drugs for dermatological disorders
• CPC Class Codes: A61Q 5/006 Antidandruff preparations
• CPC Class Codes: A61Q 5/12 Preparations containing hair conditioners
• CPC Class Codes: A61Q 7/00 Preparations for affecting hair growth

Abstract

Disclosed are shampoo compositions that provide a superior combination of anti-dandruff efficacy and conditioning, and a method of cleansing and conditioning the hair comprising applying to the hair an effective amount of said compositions. The anti-dandruff and conditioning shampoos comprise: (A) from about 5% to about 50%, by weight of the composition, of an anionic surfactant; (B) from about 0.01% to about 10%, by weight of the composition, of a non-volatile conditioning agent; (C) from about 0.1% to about 4%, by weight of the composition, of an anti-dandruff particulate; (D) from about 0.02% to about 5%, by weight of the composition, of a cationic guar derivative; (i) wherein said cationic guar derivative has a molecular weight from about 50,000 to about 700,000; and (ii) wherein said cationic guar derivative has a charge density from about 0.05 meq/g to about 1.0 meq/g; and (E) water.

Claims

1. A shampoo composition comprising:

a) from about 5% to about 50%, by weight of the composition, of an anionic surfactant;

b) from about 0.01% to about 10%, by weight of the composition, of a non-volatile conditioning agent;

c) from about 0.1% to about 4%, by weight of the composition, of an anti-dandruff particulate;

d) from about 0.02% to about 5%, by weight of the composition, of a cationic guar derivative;

i) wherein said cationic guar derivative has a molecular weight from about 50,000 to about 700,000; and

ii) wherein said cationic guar derivative has a charge density from about 0.05 meq/g to about 1.0 meq/g;

e) water.

2. A shampoo composition according to claim 1, wherein said composition further comprises from about 0.1% to about 10%, by weight of the composition, of a suspending agent.

3. A shampoo composition according to claim 2, wherein said suspending agent is ethylene glycol distearate.

4. A shampoo composition according to claim 1, wherein said non-volatile conditioning agent is a silicone.

5. A shampoo composition according to claim 1, wherein said anti-dandruff particulate is a zinc salt of 1-hydroxy-2-pyridinethione.

6. A shampoo composition according to claim 5, wherein said zinc salt of 1-hydroxy-2-pyridinethione is in platelet particle form.

7. A shampoo composition according to claim 1, comprising from about 0.3% to about 2%, by weight of the composition, of said anti-dandruff particulate.

8. A shampoo composition according to claim 1, wherein said anti-dandruff particulate has a average particle size of about 2.5 μ

m.

9. A shampoo composition according to claim 1, wherein said cationic guar derivative has a charge density from about 0.1 meq/g to about 1.0 meq/g.

10. A shampoo composition according to claim 1, wherein said cationic guar derivative has a molecular weight from about 50,000 to about 300,000.

11. A shampoo composition according to claim 1, comprising from about 0.1% to about 1.0% of said cationic guar derivative.

12. A shampoo composition according to claim 1, wherein said composition further comprises from about 0.1% to about 5%, by weight of the composition, of a cationic polymer conforming to the general formula:

a) wherein A is an anhydroglucose residual group;

b) wherein R is selected from the group consisting of alkylene oxyalkylene, polyoxyalkylene, hydroxyalkylene, and mixtures thereof,

c) wherein R¹, R², and R³ are independently selected from the group consisting of alkyl, aryl, alkylaryl, arylalkyl, alkoxyalkyl, and alkoxyaryl;

each group containing up to about 18 carbon atoms, and the sum of carbon atoms in R¹, R², and R³ is less than about 20; and

d) wherein X is selected from the group consisting of chloride, fluoride, bromide, iodide, sulfate, methylsulfate, and mixtures thereof.

13. A shampoo composition according to claim 12, wherein said cationic polymer is polyquatemium-10.

14. A shampoo composition according to claim 12, wherein said cationic polymer has a charge density from about 0.1 meq/g to about 1.0 meq/g, and a molecular weight from about 250,000 to about 850,000.

15. A shampoo composition according to claim 14, wherein said cationic polymer has a charge density from about 0.2 meq/g to about 0.6 meq/g, and a molecular weight from about 350,000 to about 500,000.

16. A shampoo composition according to claim 1, wherein said composition further comprises from about 0.005% to about 1.5%, by weight of the composition, of a polyalkylene glycol corresponding to the formula:

a) wherein R is selected from the group consisting of hydrogen, methyl and mixtures thereof, and

b) wherein n is an integer having an average value from about 1,500 to about 120,000.

17. A shampoo composition according to claim 16, wherein said polyalkylene glycol has an average value of n from about 3,500 to about 15,000.

18. A shampoo composition according to claim 16, comprising from about 0.05% to about 1.0%, by weight of the composition, of said polyalkylene glycol.

20. A method for providing anti-dandruff efficacy and for conditioning hair comprising:

a) wetting said hair with water;

b) applying to said hair an effective amount of a shampoo composition according to claim 1; and

c) rinsing said shampoo composition from said hair using water.

21. A shampoo composition according to claim 5, further comprising from about 0.001% to about 15%, by weight of the composition, of a hair growth regulating agent selected from the group consisting of zinc salts of carboxylic acids, saponins, triterpenes, oleanolic acid, ursolic acid, betulinic acid, betulonic acid, crataegolic acid, celastrol, asiatic acid, inhibitors of 5-α

-reductase, progesterone, 1,4-methyl-4-azasteroids, 17-β

-N,N-diethylcarbamoyl-4-methyl-4-aza-5-α

-androstan-3-one, androgen receptor antagonists, cyproterone acetate, minoxidil, azelaic acid and derivatives thereof, cyclosporin, triiodothyronine, diazoxide, potassium channel openers, cromakalin, phenytoin, ketoconazole, finesteride, dutasteride, coal tar, zinc gluconate, glucocortisoids, macrolides, aminexil, and mixtures thereof.

22. A method for regulating the growth of the hair comprising:

a) wetting said hair with water;

b) applying to said hair an effective amount, of a shampoo composition according to claim 5;

c) rinsing said shampoo composition from said hair using water.

23. A method for regulating the growth of the hair comprising:

a) wetting said hair with water;

b) applying to said hair an effective amount, of a shampoo composition according to claim 21;

c) rinsing said shampoo composition from said hair using water.

19. A shampoo composition comprising:

a) from about 10% to about 25%, by weight of the composition, of an anionic surfactant;

b) from about 0.01% to about 10%, by weight of the composition, of an insoluble, non-volatile silicone conditioning agent;

c) from about 0.3% to about 2%, by weight of the composition, of a zinc salt of 1-hydroxy-2-pyridinethione;

d) from about 0.1% to about 5%, by weight of the composition, of a cationic guar derivative,

i) wherein said cationic guar derivative has a molecular weight from about 100,000 to about 400,000; and

ii) wherein said cationic guar derivative has a charge density from about 0.4 meq/g to about 1.0 meq/g;

e) water.