Whitening systems for hydrophobic whitening gels
US11197817B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2015 |
| Grant date | Dec 14, 2021 |
| Priority date | — |
| Expiry date | Nov 26, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/31
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed herein are tooth whitening compositions comprising at least one hydrophobic polymer carrier; fumed silica; sorbitan sebacate behenate polymer; and at least one whitening agent, wherein the tooth whitening composition has a structural parameter such that G′/G″ is greater than or equal to about 1. Also disclosed herein are methods of making a tooth whitening composition and methods of whitening the surface of a tooth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.