Prebrushing pyrophosphate-containing liquid oral compositions
US5338538A · kind A · utility
12Cited by
13References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 1993 |
| Grant date | Aug 16, 1994 |
| Priority date | — |
| Expiry date | Jun 18, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q11/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A stable liquid oral prebrushing composition for loosening and removing plaque present on dental surfaces has a pH of about 7.2 to about 7.9 and comprises dialkali metal pyrophosphate salts, tetraalkali metal pyrophosphate salts or mixtures thereof, together with sodium lauryl sulfate in amounts effective for removal of plaque when the composition is applied to dental surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.