INK RECEPTIVE MATERIAL, TINTED OPTICAL LENSES AND METHOD FOR MANUFACTURING THE SAME

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United States of America Patent

APP PUB NO 20090047424A1
SERIAL NO

11814140

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Abstract

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The present invention relates to tinted optical lenses and to methods of manufacturing tinted optical lens. This invention relates to a method for tinting optical lenses using an ink receptor film. The method of the invention allows a good transfer of the color to the substrate which represents the support of lens, a good final coloration of the substrate with good color homogeneity. The invention relate also to a method of tinting optical lenses, using the said ink receptor film which is applied onto a primer layer coating the substrate of the lens. The ink receptor material comprises an inorganic filler and an water-based emulsion. Preferably the ink receptor material also comprises a water-soluble polymer, a modified cationic polymer and a carrier able to accelerate the absorption of the ink into the substrate.

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Patent Owner(s)

Patent OwnerAddress
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE147 RUE DE PARIS CHARENTON-LE-PONT 94220
NIKON-ESSILOR CO LTDJAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Momma, Tsukasa Kanagawa, JP 2 11

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