TN and STN liquid-crystal display

Details TN and STN liquid-crystal display TN and STN liquid-crystal display

1998-02-26

2000-05-02

Kelly, C. H.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229961, 25229966, 25229967, 349179, 349182, C09K 1930, C09K 1934, C09K 1912, C09K 1902, G02F 11333

Patent

active

060568941

ABSTRACT:
TN liquid-crystal displays and supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependencies are obtained by using nematic liquid-crystal mixtures which comprise at least one compound of formula IA ##STR1## and at least one compound of the formula IB ##STR2## in which R.sup.a, R.sup.b, R.sup.c, L and r are as defined herein.

REFERENCES:
patent: 5373374 (1994-12-01), Weber et al.
patent: 5618466 (1997-04-01), Tomi et al.
patent: 5779933 (1998-07-01), Terashima et al.
patent: 5837161 (1998-11-01), Sekiguchi et al.
patent: 5840208 (1998-11-01), Yamaguchi et al.
patent: 5965060 (1999-10-01), Tarumi et al.
patent: 5976404 (1999-11-01), Hirschmann et al.
patent: 5993691 (1999-11-01), Pausch et al.
patent: 5993692 (1999-11-01), Tarumi et al.

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