Bioadhesive polymer compositions
US6297337A · kind A · utility
57Cited by
54References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1999 |
| Grant date | Oct 2, 2001 |
| Priority date | — |
| Expiry date | May 19, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/932
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Improved crosslinked ionic polymers or salts thereof having a soluble polymer fraction of less than about 15 wt %, and methods for making the same. The polymers are useful as bioadhesives, thickeners, emulsifiers, suspending aids, and pharmaceutical controlled release excipients.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.