METHODS AND COMPOSITIONS FOR THE MANUFACTURE OF OPHTHALMIC LENSES

The present invention provides methods and compositions for producing lenses by casting. The processes utilize a two-stage, ultraviolet cure to provide a fast and reliable method for producing ophthalmic lenses. La présente invention concerne des procédés et des compositions pour la production de le...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ALTON, MICHELE, L, BASHAM, ELBERT, NUNEZ, IVAN, DOGAN, ERIC, SEKHARIPURAM, VENKAT
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON CONTACT LENSES GENERAL PROCESSES OF COMPOUNDING INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS METALLURGY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICS PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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Beschreibung
Zusammenfassung:	The present invention provides methods and compositions for producing lenses by casting. The processes utilize a two-stage, ultraviolet cure to provide a fast and reliable method for producing ophthalmic lenses. La présente invention concerne des procédés et des compositions pour la production de lentilles par moulage. Les procédés utilisent un séchage à rayons ultraviolets à deux étages procurant une méthode rapide et fiable de production de lentilles ophtalmologiques.