Aryl imidate activated polyalkylene oxides
US5637749A · kind A · utility
129Cited by
1References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 26, 1995 |
| Grant date | Jun 10, 1997 |
| Priority date | — |
| Expiry date | Jul 26, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G65/33365
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Water-soluble aryl imidate activated polyalkylene oxides having improved hydrolytic stability and conjugates of the aryl imidate activated polyalkylene oxides with biologically active nucleophiles are disclosed. Methods of preparing the activated polyalkylene oxides and conjugates thereof are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.