High cleaning dentifrice compositions
US9107491B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 23, 2010 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | May 16, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/412
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A dentifrice composition containing minor amounts of relatively small particle size high cleaning abrasives, without oral care actives. The dentifrice may be encapsulated and optionally, positioned on the head of a toothbrush. Use of the dentifrice provides a small amount of high cleaning abrasive to the teeth, and has stain removal efficacy. In one aspect, a dentifrice composition comprising an orally acceptable carrier and 1 to 10 wt % abrasive, such that the total amount of abrasive delivered per application is 2 mg to 8 mg, the abrasive having a weight mean particle size in the range of 3 to 7 μm, with at least 90% of the particles by weight having a size below 16 μm, and wherein the composition does not contain an oral care active.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.