Alpha, beta-unsaturated carbonyl modified amino acid monomer and polymers for biomedical uses
US4663409A · kind A · utility
51Cited by
2References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 24, 1984 |
| Grant date | May 5, 1987 |
| Priority date | — |
| Expiry date | Dec 24, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/046
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Inclusion of carbonyl modified amino acid monomers in polymeric compositions for biomedical applications, including contact lenses, increases the water content and oxygen permeability of the polymer without significant changes in other desirable properties of the polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.