METHOD FOR PRODUCING OPHTHALMIC LENSES

The invention provides a method for producing ophthalmic lenses, preferably contact lenses, more preferably silicone hydrogel contact lenses. This method involves applying a coat of catanionic vesicles onto the molding surfaces of a mold. By having a coat of catanionic vesicles on the molding surfac...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LU, Honghui, HUANG, Horngyih
Format: Patent
Sprache:eng ; hun
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Beschreibung
Zusammenfassung:The invention provides a method for producing ophthalmic lenses, preferably contact lenses, more preferably silicone hydrogel contact lenses. This method involves applying a coat of catanionic vesicles onto the molding surfaces of a mold. By having a coat of catanionic vesicles on the molding surfaces of a mold, mold separation force and lens defects generated during mold opening and de-molding process can be substantially reduced.