Film coating composition from solid powder hydrophobic compounds
US8968456B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2010 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Apr 16, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/288
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a film coating composition used for film coating pharmaceutical tablets, nutritional supplements, confectionary forms and the like. The film coating composition comprises a water soluble film former such as hydroxypropylcellulose, hydroxypropylmethylcellulose, hydroxyethylcellulose, starches, modified starches and the like and one or more hydrophobic compounds, such as metal salt of higher fatty acids, higher fatty alcohol, natural wax either from vegetable, animal origin or synthetic wax. Optionally, the film coating composition may include plasticizers, colorants, such as pigments and/or flow aids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.