Peroxide-stable oral care compositions
US9999585B2 · kind B2 · utility
4Cited by
7References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2012 |
| Grant date | Jun 19, 2018 |
| Priority date | — |
| Expiry date | Dec 14, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/90
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Described herein are oral care compositions comprising (i) a whitening complex comprising crosslinked polyvinylpyrrolidone complexed with hydrogen peroxide, and (ii) a hydrogen peroxide stabilizing agent comprising a clay comprising a lithium magnesium silicate or a sodium magnesium silicate, or a combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.