Process for producing modified cyclodextrins
US4920214A · kind A · utility
46Cited by
7References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 1986 |
| Grant date | Apr 24, 1990 |
| Priority date | — |
| Expiry date | Apr 16, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08B37/0012
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention is directed to a process for modifying and increasing the water solubility of cyclodextrins in a moderate controlled progressive reaction and in particular to producing derivatives of cyclodextrins in a substantially anhydrous reaction with an alkylene carbonate such as ethylene carbonate in an alkaline environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.