Color binding mechanism for contact lenses

Details Color binding mechanism for contact lenses Color binding mechanism for contact lenses

G - Physics

02

B

G02B 1/10 (2006.01) C08J 7/04 (2006.01) G02B 1/04 (2006.01) G02C 7/04 (2006.01)

Patent

CA 2051387

Novel colored contact lens and methods for preparation thereof are described. Binding of a color coat to the lenses is ac- complished by use of compounds containing the functional groups -CH2-O-R1, wherein R1 is hydrogen or C1 to C16 alkyl, and said -CH2-O-R1 groups are attached to a carbon atom that is part of an aromatic ring, or are attached to a nitrogen or oxy- gen atom.

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