Powdered aqueous carotenoid dispersions
US5364563A · kind A · utility
43Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1994 |
| Grant date | Nov 15, 1994 |
| Priority date | — |
| Expiry date | Jan 25, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B61/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A novel process for producing powdered carotenoid preparations, in which a suspension of a carotenoid in a high-boiling oil is brought into contact with superheated steam during a maximum period of 30 seconds, and subsequently emulsified the liquified solution of said carotenoid in oil produced by said contact with superheated steam in an aqueous solution of a colloid and then spraying and drying said emulsion to a powder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.