Vinylic macromers containing perfluoropolyalkyl ether and polyalkyl ether segments, polymers and ophthalmic devices made therefrom
US4994504A · kind A · utility
3Cited by
5References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 28, 1990 |
| Grant date | Feb 19, 1991 |
| Priority date | — |
| Expiry date | Mar 28, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S525/937
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The instant invention relates to vinylic macromers containing perfluoropolyalkylether and polyalkylether segments, polymers and ophthalmic devices such as intraocular implants and contact lenses and particularly soft hydrogel contact lenses made therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.