Method of making an article having a hemocompatible surface
US5059269A · kind A · utility
45Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1990 |
| Grant date | Oct 22, 1991 |
| Priority date | — |
| Expiry date | Mar 9, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L33/068
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An article has a blood-contacting hemocompatible surface layer of a urethane-siloxane copolymer on a thermoplastic polymeric base material. The copolymer has siloxane segments prepared from hydroxyalkyl terminated polysiloxane glycols. The article is prepared by coextrusion of the base material and the copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.