Dentifrices containing amorphous silica
US4141969A · kind A · utility
33Cited by
14References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1977 |
| Grant date | Feb 27, 1979 |
| Priority date | — |
| Expiry date | Feb 22, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/526
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Dentifrice containing a compound which provides fluorine, amorphous silica polishing agent and an additive which supplies calcium ions. The dentifrice is compatible with an unlined aluminum container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.