Ophthalmologic Composition And Ophthalmologic Lens
AssigneeAcri.Tec GmbH
InventorJuergen Nachbaur
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Abstract
The invention relates to an ophthalmologic composition including a dye of the general formula I in which R1=substituted or unsubstituted hydrocarbon radical, R2=substituted or unsubstituted hydrocarbon radical with at least one polymerizable double bond, R3═H or substituted or unsubstituted hydrocarbon radical, R4═H, electron-withdrawing substituent or substituted or unsubstituted hydrocarbon radical and X═O, S, NH or NR5, wherein R5 is a substituted and/or unsubstituted hydrocarbon radical. Moreover, the invention relates to another ophthalmologic composition and an ophthalmologic lens.
Claims22
An ophthalmologic composition including a dye of the general formula I
- in which:
- R1=substituted or unsubstituted hydrocarbon radical;
- R2=substituted or unsubstituted hydrocarbon radical with at least one polymerizable double bond;
- R3═H or substituted or unsubstituted hydrocarbon radical;
- R4═H or substituted or unsubstituted hydrocarbon radical;
- and
- X═O, S, NH or NR5, wherein R5 is a substituted and/or unsubstituted hydrocarbon radical.
The ophthalmologic composition including a dye of the general formula II
- in which:
- R1=substituted or unsubstituted hydrocarbon radical;
- R2=substituted or unsubstituted hydrocarbon radical with at least one polymerizable double bond;
- R3═H or substituted or unsubstituted hydrocarbon radical;
- R4═H or substituted or unsubstituted hydrocarbon radical;
- R5═H and/or substituted or unsubstituted hydrocarbon radical;
- n=1, 2, 3, if R2 includes a (meth)acryl radical;
- or
- n=0, 1, 2, 3, if R2 does not include any (meth)acryl radical;
- and
- X═O, S, NH or NR6, wherein R6 is a substituted and/or unsubstituted hydrocarbon radical.
Dependencies are inferred from the claim text.