Oral care composition containing ionic liquids
US9717667B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2012 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Dec 20, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An oral care composition is provided wherein the composition comprises an ionic liquid, wherein the ionic liquid comprises: a) a quaternary ammonium cation of the formula wherein R1, R2, R3 and R4 are each an organic moiety and may be the same or different, and at least one of R1, R2, R3 and R4 includes a hydroxyl; and b) an anion selected from the group consisting of salicylate, alkylsulfate, sulfate, acetate, halide, phosphate, alkyl phosphate and tosylate; wherein the oral care composition is a mouth rinse, toothpaste, toothpowder, oral bead or strip, fluid-encased dental strip, irrigation fluid, plaque removal liquid, dental floss, hard candy, soft candy, lozenge, chewing gum, or lollipop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.