Contact lenses comprising polymeric lens materials are coloured by reactive dyestuffs covalently bonded to monomer units of the polymer backbone, said dyestuffs being reactive dyes capable of forming ether linkages with cellulose, and being reactive with hydroxyl, amino, amido or mercapto groups present ...
Explore laser vision correction, including various types, procedures, surgery details, and comprehensive aftercare guidance for clear, lasting results.
Contact lenses comprising polymeric lens materials are coloured by reactive dyestuffs covalently bonded to monomer units of the polymer backbone, said dyestuffs being reactive dyes capable of forming ether linkages with cellulose, and being reactive with hydroxyl, amino, amido or mercapto groups present ...
Methods for printing the inventive inks upon medical devices, such as contact lenses, are also disclosed.doi:WO2004039901 A1PHELAN John ChristopherQUINN Michael HughWO