Alkenyl compound having a negative Δε value,...

Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...

Reexamination Certificate

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C252S299610, C252S299620, C252S299630, C252S299660, C570S127000, C570S129000, C570S135000, C549S013000, C549S356000, C549S369000

Reexamination Certificate

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07081279

ABSTRACT:
Liquid crystalline compounds having a large negative Δε low viscosity, a large K33/K11value, a small Δε/Δ⊥ and mutually excellent solubility even at low temperature, compositions containing at least one of the compounds and liquid crystal display devices containing such a liquid crystal compositions are disclosed.

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