Oral care composition containing pumice and calcium carbonate
US9913796B2 · kind B2 · utility
0Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2013 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | May 13, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/592
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are oral care compositions comprising an abrasive system, wherein the abrasive system comprises (a) a first particulate abrasive comprising at least 20 wt % pumice, based on the weight of the oral care composition, having an average particle size of from 20 to 300 microns; and (b) a second particulate abrasive comprising calcium carbonate having an average particle size of from 2 to 13 microns. There is also disclosed a method of cleaning teeth comprising applying the oral care composition to a tooth surface, the oral care composition being applied as a paste disposed in a prophy cup.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.