Process of making bioabsorbable block copolymer filaments
US6287499A · kind A · utility
18Cited by
13References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1999 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Sep 8, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/664
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method for making bioabsorbable block copolymer includes extruding a mixture of first polymeric component particles with second polymeric component particles under conditions sufficient to cause transesterification. The resulting block copolymer filaments can be used to form surgical sutures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.