Cyclodextrin derivatives
US5241059A · kind A · utility
114Cited by
8References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 6, 1991 |
| Grant date | Aug 31, 1993 |
| Priority date | — |
| Expiry date | Dec 6, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08B37/0012
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Cyclodextrin derivatives having at least one group selected from among a sulfonic acid group, a sulfonic acid salt group, an ammonium salt group, a phosphoric acid group, a carboxyl group, a carboxylic acid salt group and a hydroxyl group are disclosed. The present invention provides cyclodextrin derivatives having extremely high solubility in water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.