Liquid crystal medium

Details Liquid crystal medium Liquid crystal medium

2007-01-11

2009-06-30

Wu, Shean C (Department: 1795)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C252S299610, C252S299630, C252S299660, C252S299670

Reexamination Certificate

active

07553523

ABSTRACT:
Disclosed are a liquid crystal medium having a birefringence at 20° C. that is lower than 0.08 and contains1-30% by weight of one or more compounds of formula IA,1-10% by weight of one or more compounds of formula IB,0-9% by weight of one or more compounds of formula IC,and the use of the medium for electro-optical purposes, and to displays containing the medium.

REFERENCES:
patent: 6902777 (2005-06-01), Hirschmann et al.
patent: 7291367 (2007-11-01), Kirsch et al.
patent: 2005/0205842 (2005-09-01), Heckmeier et al.
patent: 2006/0061699 (2006-03-01), Kirsch et al.
patent: 2006/0278850 (2006-12-01), Czanta et al.
patent: WO 2004/048501 (2004-06-01), None
patent: WO-2005081215 (2005-09-01), None

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