Desensitizing oral care compositions and methods for the same
US11382846B2 · kind B2 · utility
0Cited by
3References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 18, 2017 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Dec 18, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/19
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Oral care compositions and methods for reducing dental sensitivity or at least partially occluding dentin tubules of teeth in a subject are described herein. The oral care compositions may include an orally acceptable vehicle and a silica blocking agent configured to at least partially occlude dentin tubules of teeth. The silica blocking agents may include silica particles having a particle size distribution (D95) less than or equal to 7 μm and a BET surface area of greater than or equal to 150 m2/g.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.