Polymerizable absorbers of UV and high energy visible light

Described are polymerizable high energy light absorbing compounds. The compounds absorb various wavelengths of ultraviolet and/or high energy visible light and are suitable for incorporation in various products, such as biomedical devices and ophthalmic devices, such as hydrogel contact lens. The mo...

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Bibliographische Detailangaben
Hauptverfasser:	WRIGHT, Dawn D, MAHADEVAN, Shivkumar
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES CHEMISTRY COMPOSITIONS BASED THEREON CONTACT LENSES DISINFECTION, STERILISATION, OR DEODORISATION OF AIR DYES HUMAN NECESSITIES HYGIENE LAKES MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES MEDICAL OR VETERINARY SCIENCE METALLURGY METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PHYSICS POLISHES SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Described are polymerizable high energy light absorbing compounds. The compounds absorb various wavelengths of ultraviolet and/or high energy visible light and are suitable for incorporation in various products, such as biomedical devices and ophthalmic devices, such as hydrogel contact lens. The monomers have general formula I below, wherein X is O, S, NR, SO, or S02; Y is a linking group; Pg is a polymerizable group; EWG is an electron withdrawing group.