PHOTOCHROMIC-DICHROIC ARTICLES

Provided are photochromic optical articles including an optical substrate and an at least partial anisotropic layer disposed on the at least a portion of the surface of the substrate. The anisotropic layer includes an anisotropic polymer; a photochromic-dichroic dye, a photochromic dye, or combinati...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GRUBB, Alan M, BROWN, Cory S, NGUYEN, Henry, LI, Yannian, KUMAR, Anil, REDDY, Ramaiahgari
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:Provided are photochromic optical articles including an optical substrate and an at least partial anisotropic layer disposed on the at least a portion of the surface of the substrate. The anisotropic layer includes an anisotropic polymer; a photochromic-dichroic dye, a photochromic dye, or combination thereof; a mesogenic hindered amine light stabilizer; and a mesogenic antioxidant. Provided are photochromic coated articles including a substrate and an anisotropic coating layer on at least a portion of the surface of the substrate. The anisotropic coating layer is formed from a polymerizable composition including a polymerizable anisotropic material; a photochromic-dichroic dye, a photochromic dye, or combination thereof; a mesogenic hindered amine light stabilizer; and a mesogenic antioxidant.