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Liquid crystal composition and liquid crystal optical device

  • US 9,976,087 B2
  • Filed: 07/11/2016
  • Issued: 05/22/2018
  • Est. Priority Date: 08/06/2015
  • Status: Active Grant
First Claim
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1. A liquid crystal composition, comprising:

  • a liquid crystal compound which shows liquid crystallinity and which is a non-curable compound;

    a liquid crystalline curable compound having a polymerizable functional group; and

    at least one non-liquid crystalline curable compound having a polymerizable functional group,wherein the non-liquid crystalline curable compound is included at a content larger than a content of the liquid crystalline curable compound,the liquid crystalline curable compound and the non-liquid crystalline curable compound are included in a total amount of at least 8 mass% and less than 20 mass% with respect to an entire amount of the liquid crystal composition,the at least one non-liquid crystalline curable compound comprises a compound of formula (1);


    A1-(OR1)n

    O—

    Z—

    O—

    (R2O)m-A2



    Formula (1)where A1 and A2 are each independently an acryloyl group, a methacryloyl group, a glycidyl group or an allyl group, R1 and R2 are each independently a C2-6 alkylene group, Z is a divalent mesogenic structure moiety, and n and m are each independently an integer of from 1 to 10, andthe non-liquid crystalline curable compound further includes a compound of formula (2);

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