Process for preparing spray granules containing riboflavin
US6723346B1 · kind B1 · utility
1Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2000 |
| Grant date | Apr 20, 2004 |
| Priority date | — |
| Expiry date | Apr 17, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D475/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is concerned with a novel process for the manufacture of flowable, non-dusty, binder-free riboflavin granulates by subjecting an aqueous suspension of riboflavin crystals of crystal modification B/C to a fluidized bed spray drying process, a single fluid nozzle spray drying process or a disk-type spray drying process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.