PROCESS FOR THE MANUFACTURE OF A CROSSLINKED, TRANSPARENT, HYDROPHILIC AND PHOTOCHROMIC POLYMERIC MATERIAL, AND OPTICAL AND OPHTHALMIC ARTICLE OBTAINED

The invention generally relates to a process for the manufacture of crosslinked, transparent, hydrophilic and pho-tochromic polymeric materials and to the use of the latter in the manufacture of optical and ophthalmic articles having photochromic properties and in particular contact lenses.

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Bibliographische Detailangaben
Hauptverfasser:	NEYRAT, VERONIQUE, CALDERARA, ISABELLE, BAUDE, DOMINIQUE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADHESIVES AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON CONTACT LENSES DYES GENERAL PROCESSES OF COMPOUNDING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PHYSICS POLISHES SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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Beschreibung
Zusammenfassung:	The invention generally relates to a process for the manufacture of crosslinked, transparent, hydrophilic and pho-tochromic polymeric materials and to the use of the latter in the manufacture of optical and ophthalmic articles having photochromic properties and in particular contact lenses.