ARTICLE D'OPTIQUE COMPORTANT UNE COUCHE TEMPORAIRE DE POLYURETHANE THERMOPLASTIQUE ALIPHATIQUE ET APPLICATION AU DEBORDAGE

摘要

The optical article of the invention is characterized in that it comprises on one of the main surfaces thereof an external hydrophobic and/or oleophobic coating, a dried temporary coating of a composition comprising, preferably consisting in, one or more aliphatic thermoplastic polyurethane(s) having a polyether or polyester backbone directly deposited onto the external hydrophobic and/or oleophobic coating. Application to ophthalmic lenses.