Dichroic dye, composition thereof, and liquid crystal...

Details Dichroic dye, composition thereof, and liquid crystal... Dichroic dye, composition thereof, and liquid crystal...

2005-03-01

2005-03-01

Wu, Shean C. (Department: 1756)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C252S299100, C252S299680, C534S688000, C534S689000, C544S392000, C544S402000, C552S243000, C548S128000, C548S129000, C548S130000

Reexamination Certificate

active

06861106

ABSTRACT:
Dichroic dyes, dichroic dye compositions, and liquid crystal composition and liquid crystal display element containing the dichroic dyes. The dichroic dye has increased solubility and stability.

REFERENCES:
patent: 7-252423 (1995-10-01), None
patent: 10-231436 (1998-09-01), None
English translation by computer for JP 10-231436, http://www4.ipdl.jpo.go.jp/Tokujitu/PAJdetail.ipdl?N0000=60&N0120=01&N2001=2&N3001=H10-231436.*
English translation by computer for JP 07-252423, http://www4.ipdl.jpo.go.jp/Tokujitu/PAJdetail.ipdl?N0000=60&N0120=01&N2001=2&N3001=H07-252423.*
Lai et al., “N,N-Disubstituted aminophenylazo-4-benzoates: preparation, mesogenic study, structure determination and molecular modeling”, Liquid Crystals, 2001, vol. 28, No. 10, pp. 1513-1518.*
Matsui et al., Synthesis of perfluorobutyl-substituted ester-diazo dyes and their application to guest-host liquid crystal displays Liquid Crystals, 2002, vol. 29, No. 5, pp. 707-712.

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