Liquid crystal cells – elements and systems – Cell containing liquid crystal of specific composition
Patent
1997-10-31
2000-02-22
Wu, Shean C.
Liquid crystal cells, elements and systems
Cell containing liquid crystal of specific composition
25229961, 25229963, 25229966, 25229967, G02F 1133, C09K 1942, C09K 1946
Patent
active
060286555
ABSTRACT:
The invention relates to TN liquid-crystal displays and supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependences, and to the novel nematic liquid-crystal mixtures used therein, which are distinguished by the fact that they comprise at least one compound o the formula IA ##STR1## and at least one compound of the formula IB ##STR2## in which R.sup.a, R.sup.b, R.sup.c, Ring A*, L, l and r are as defined in claim 1.
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patent: 5374374 (1994-12-01), Weber et al.
patent: 5387369 (1995-02-01), Weber et al.
patent: 5516454 (1996-05-01), Scheuble et al.
patent: 5702640 (1997-12-01), Junge et al.
patent: 5714087 (1998-02-01), Pausch et al.
Hirschmann Harald
Patwal Ursula
Reiffenrath Volker
Weber Georg
Zimmermann Dagmar
Merck Patent Gesellschaft mit beschrankter Haftung
Wu Shean C.
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