Wettable hydrogel materials for use in ophthalmic applications and methods
US8410190B2 · kind B2 · utility
6Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2010 |
| Grant date | Apr 2, 2013 |
| Priority date | — |
| Expiry date | Sep 21, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J7/16
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A contact lens is provided that has extended and rechargeable wettability. The contact lens includes a lens body that is a reaction product of a polymerizable composition. A first polyhydric alcohol having a 1,2 diol or 1,3 diol moiety is present on a lens surface of the lens body. A contact lens package including the contact lens, and methods of producing and using the contact lens, are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.