Liquid crystal mixtures

Details Liquid crystal mixtures Liquid crystal mixtures

2006-05-23

2006-05-23

Wu, Shean C. (Department: 1756)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C252S299610, C252S299630, C252S299660, C252S299670

Reexamination Certificate

active

07048974

ABSTRACT:
The invention relates to TN and STN liquid-crystal displays and to the nematic liquid-crystal mixtures used therein, characterised in that they comprise one or more compounds of the formula Iand one or more compounds of the formula IIin which ring A, R1, R2and Y are as defined in Claim1.

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