LIQUID CRYSTAL COMPOSITIONS COMPRISING MESOGEN CONTAINING COMPOUNDS

• Main Authors: Meng He, Jiping Shao, Xiao-Man Dai, Ruisong Xu, Anil Kumar
• Format: Patent
• Language: English; Spanish
• Published: 15.03.2011
• Subjects: ADHESIVES; CHEMISTRY; DYES; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Liquid crystal compositions comprising compounds including at least one mesogenic substructure and at least one long flexible segment and a compound selected from a photochromic compound, a dichroic compound and a photochromic- dichroic compound and methods of synthesizing the same and their use in articles of manufacture and ophthalmic devices are disclosed. Se describen composiciones de cristal líquido que comprenden compuestos que incluyen al menos una sub estructura mesogénica y al menos un segmento flexible largo y un compuesto seleccionado de un compuesto fotocrómico, un compuesto dicroico y un compuesto fotocrómico-dicroico y métodos para sintetizar los mismos y su uso en artículos de manufactura y dispositivos oftálmicos.