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US 11,891,526 B2Granted
Ink composition for cosmetic contact lenses
AssigneeJohnson & Johnson Vision Care, Inc.
InventorsJaqunda Patton, Yong Zhang, Alexander Guzman, Ghulam Maharvi
Life of this patent
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Abstract
Provided are ink compositions for making cosmetic contact lenses, as well as cosmetic contact lenses and methods for their preparation and use. The ink composition comprises: (a) a colorant; and (b) a nonreactive hydrophilic polymer.
Claims28
A cosmetic contact lens comprising:
- a contact lens having applied thereon an ink composition, the ink composition comprising:
- (a) a colorant;
- (b) a nonreactive hydrophilic polymer;
- and (c) a binder polymer, wherein the binder polymer comprises a copolymer formed from (i) a hydrophilic monomer comprising functionality selected from the group consisting of hydroxyalkyl, aminoalkyl, and mixtures thereof;
- and (ii) a silicone-containing macromer.
2 more elements
A method for making a cosmetic contact lens, the method comprising:
- (i) applying a clear coat to a lens forming surface of a first lens forming mold;
- (ii) applying to the clear coat an ink composition comprising:
- (a) a colorant;
- (b) a nonreactive hydrophilic polymer;
- and (c) a binder polymer, wherein the binder polymer comprises a copolymer formed from a hydrophilic monomer comprising functionality selected from the group consisting of hydroxyalkyl, aminoalkyl, and mixtures thereof;
- and a silicone-containing macromer;
- (iii) dispensing a lens material to the first lens forming mold;
- (iv) applying a second lens forming mold;
- and (v) curing the lens material to form the cosmetic contact lens.
6 more elements
Dependencies are inferred from the claim text.