Thin film with high load of active ingredient
US10413516B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | May 9, 2013 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | May 19, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of preparing a thin film, the method comprising: (a) mixing a lipid, emulsifier, and solvent to provide a uniform first mixture; (b) contacting an active ingredient with the uniform first mixture to provide a thickened second mixture; (c) contacting a binder with the thickened second mixture to provide a slurry; and (d) hot extruding, casting, and condensing the slurry to provide the thin film; or cooling, shearing, mixing, casting, and condensing the slurry to provide the thin film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.