Liquid-crystalline medium

Details Liquid-crystalline medium Liquid-crystalline medium

2007-03-13

2007-03-13

Wu, Shean C. (Department: 1756)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

With viewing layer of specified composition

C252S299610, C252S299630, C252S299660, C252S299670

Reexamination Certificate

active

11014205

ABSTRACT:
The invention relates to a liquid-crystalline medium comprising at least one pyran compound of the formula Iand one or more compounds selected from the group consisting of the compounds C-1 to C-5in which the R, R1, the rings A, B and P, L1-6, X, X1, Z1, Z2, m and n are as defined above and to electro-optical displays containing a liquid-crystalline medium of this type.

REFERENCES:
patent: 6902777 (2005-06-01), Hirschmann et al.
patent: 2005/0040365 (2005-02-01), Heckmeier et al.
patent: 2005/0205842 (2005-09-01), Heckmeier et al.

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