Polyurethane and polyurea biomaterials for use in medical devices
US6111052A · kind A · utility
9Cited by
23References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1997 |
| Grant date | Aug 29, 2000 |
| Priority date | — |
| Expiry date | Apr 30, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/752
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A medical device comprising a biomaterial formed from a polymer comprising urethane groups, urea groups, or combinations thereof, and sacrificial moieties that preferentially oxidize relative to other moieties in the polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.