N-alkyldiethanolamine hydrofluorides and oral hygiene compositions containing them
US6464962B2 · kind B2 · utility
2Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1999 |
| Grant date | Oct 15, 2002 |
| Priority date | — |
| Expiry date | Aug 4, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C215/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Amine hydrofluorides of the general formula (I):R—N(CH2CH2OH)2.HF   (I) In which R is a straight-chain hydrocarbon residue having 10 to 20 carbon atoms exhibit antibacterial and caries-prophylactic activity and can be prepared in high purity. The amine hydrofluorides of the formula (I) can be formulated, optionally in combination with tin fluoride, into oral hygiene compositions such as toothpastes, mouthwashes or chewable tablets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.