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1. (WO2015172342) COMPOSITIONS DE DENTIFRICE CONTENANT DES CONSERVATEURS OPTIMISÉS
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

CLAIMS

What is claimed is:

1. A dentifrice composition comprising:

(a) 45% to 75% water, preferably 50% to 60% water, by weight of the composition;

(b) 25% to 50%, preferably 27% to 47%, preferably 27% to 37% of a calcium-containing abrasive by weight of the composition, preferably wherein the calcium-containing abrasive comprises calcium carbonate;

(c) greater than 0.10 % to 0.30 %, preferably 0.15% to 0.25%, more preferably 0.17% to 0.23% of benzyl alcohol by weight of the composition;

(d) 0.01% to 0.11%, preferably 0.02% to 0.10%, more preferably 0.03% to 0.09% of a paraben by weight of the composition; and

(e) an alkaline pH.

2. The composition of claim 1, wherein the alkaline pH is greater than 8.0, preferably greater than 8.5, more preferably at or greater than pH 9.

3. The composition of claim 1 or 2, wherein the paraben is selected from methyl paraben, propyl paraben, or combinations thereof.

4. The composition of any of the preceding claims, wherein the paraben comprises a combination of methyl paraben and propyl paraben, wherein there is a greater weight ratio of methyl paraben to propyl paraben.

5. The composition of any of the preceding claims, further comprising 0.0025% to 2%, preferably from 0.5% to 1.5% of a fluoride ion source by weight of the composition, preferably wherein the fluoride ion source is sodium monofluorophosphate.

6. The composition of any of the preceding claims, further comprising 0.1% to 12% of a surfactant by weight of the composition, preferably 1% to 9% of the surfactant, more preferably wherein the surfactant is an anionic surfactant, yet more preferably wherein the anionic surfactant is sodium lauryl sulfate.

7. The composition of any of the preceding claims, further comprising 0.01% to 2% of menthol by weight of the composition.

8. The composition of claim 1, wherein the alkaline pH is from 9 to 12.

9. The composition of any of the preceding claims, further comprising:

(a) 0.01% to less than 1.4 %, preferably from 0.1 % to 1.3%, more preferably from 0.5% to 1.3% of a carrageenan by weight of the composition; and

(b) greater than 0.4 % to 2 %, preferably from 0.5% to 1.8%, more preferably from 0.6% to 1.8% of a carboxymethyl cellulose by weight of the composition.

10. The composition of claim 9, further comprising 0.5% to 5%, preferably 1% to 4%, of a thickening silica by weight of the composition.

11. A method of treating tooth enamel comprising the step of brushing teeth with an oral care composition of the preceding claims.