Spray-dried vitamin powders using hydrophobic silica
US4486435A · kind A · utility
44Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 1983 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | May 16, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/50
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Encapsulated vitamin powders coated with a hydrophobic silica have improved free-flowing properties making these powders more suitable for direct tableting preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.