Liquid-crystalline compounds

Details Liquid-crystalline compounds Liquid-crystalline compounds

2008-03-18

2008-03-18

Wu, Shean C (Department: 1756)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C252S299610, C549S370000, C549S415000

Reexamination Certificate

active

10558205

ABSTRACT:
The invention relates to liquid-crystalline compounds of the formula (I), where R11, X11, L11, Y and W are as defined in claim 1, and to the use thereof in liquid-crystalline media, to liquid-crystalline media comprising at least one compound of the formula (I) and to electro-optical displays containing a liquid-crystalline medium of this type

REFERENCES:
patent: 5667721 (1997-09-01), Buchecker et al.
patent: 5911912 (1999-06-01), Kirsch et al.
patent: 5997766 (1999-12-01), Kirsch et al.
patent: 7189440 (2007-03-01), Manabe et al.
patent: 195 25 314 (1997-01-01), None
patent: 198 07 371 (1999-08-01), None
Kirsch, P. et al.: “Novel Polar Liquid Crystals With Very Low Birefringence Based on TRNS-1,3-Dioxane Building Blocks” Advanced Materials, VCH Verlagsgesellschaft, Weinheim, DE, vol. 10, No. 8, Jun. 2, 1998, pp. 602-606, XP000766727, ISSN: 0935-9648.

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