ORAL CARE COMPOSITION CONTAINING POROUS SILICA GEL PARTICLES

Claims

1. An oral care composition comprising porous silica gel particles having pores in the mesoporous range, wherein the average pore size in the mesoporous range is from about 7.0 to about 25.0 nm.

2. The composition according to claim 1, wherein the oral care composition is a preparation for cleaning teeth.

3. The composition according to claim 1, wherein the composition is a toothpaste, tooth powder or mouthwash.

4. The composition according to any one of claims 1 to 3, wherein the composition is substantially free of a surfactant.

5. The composition according to any one of claims 1-4, characterized in that the average pore size in the mesoporous range is from about 7.0 to about 22.0 nm.

6. The composition according to any one of claims 1-5, characterized in that the average pore size in the mesoporous range is from about 7.0 to about 20.0 nm.

7. The composition according to any one of claims 1-6, characterized in that the average pore size in the mesoporous range is from about 8.0 to about 13.0 nm.

8. The composition according to any one of claims 1-7, characterized in that at least about 40% by volume of the pores are in the mesoporous range.

9. A composition according to any one of claims 1 to 8, characterized in that the silica gel particles have a BET surface area of at least about 200 m 2 / G.

10. A composition according to any one of claims 1-9, characterized in that the silica gel particles have an average particle size of from about 0.1 to about 20.0 μm.

11. The composition according to any one of claims 1-10, characterized in that the silica gel particles have an average particle size of from about 1.0 to about 5.0 μm.

12. A composition according to any one of paragraphs 1-11, characterized in that the silica gel particles have a total pore volume of from about 0.7 to about 1.3 cm 3 / G.

13. Use of an oral care composition according to any one of claims 1-12 for the prevention of dental caries, plaque accumulation, gum disease, periodontitis and / or tooth loss; or treating or preventing mouth infections.

14. An oral care composition according to any one of claims 1 to 12 for use in preventing dental caries, plaque accumulation, gum disease, periodontitis and / or tooth loss; or treating or preventing mouth infections.

15. A method for preventing dental caries, plaque accumulation, gum disease, periodontitis and / or tooth loss; or treating or preventing mouth infections in a subject in need thereof, comprising the step of applying an effective amount of an oral care composition according to any one of claims 1-12.

16. Use of a composition according to any one of claims 1-12 as an oral care product.

17. Use of a composition according to any of paragraphs 1-12 in a method for cleaning the oral cavity.