Chroman derivative and liquid-crystal composition containing the compound

Chroman derivative and liquid-crystal composition containing the compound

  • CN 1,829,786 A
  • Filed: 06/25/2004
  • Published: 09/06/2006
  • Est. Priority Date: 06/30/2003
  • Status: Active Application
First Claim
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1. liquid crystal display element, it has the structure that liquid-crystal composition is clamped in a pair of of substrate, at least there is tropism control layer, transparent electrode and polarizing film, it is characterized by:

  • the liquid-crystal composition contains at least one liquid-crystal compounds with part-structure shown in general formula (A), the dielectric constant anisotropy of liquid-crystal composition is negative value

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