Polyurethane and polyurea biomaterials for use in medical devices
US5986034A · kind A · utility
7Cited by
17References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 17, 1998 |
| Grant date | Nov 16, 1999 |
| Priority date | — |
| Expiry date | Aug 17, 2018 |
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.