Novel prepolymers useful in biomedical devices
US5034461A · kind A · utility
587Cited by
12References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 1989 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Jun 7, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A novel polyurethane based prepolymer useful in biomedical devices which provides high oxygen permeability and superior physical properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.