Compositions – Liquid crystal compositions – Containing nonsteryl liquid crystalline compound of...
Reexamination Certificate
2011-04-05
2011-04-05
Visconti, Geraldina (Department: 1722)
Compositions
Liquid crystal compositions
Containing nonsteryl liquid crystalline compound of...
C252S299010, C430S020000, C430S270100, C428S001100, C349S117000
Reexamination Certificate
active
07919009
ABSTRACT:
A polymerizable compound represented by general formula (1) of the invention has good solvent solubility and excellent alignment control properties and optical characteristics.In formula (1), M1and M2are each hydrogen or methyl; X1and X2are each a single bond, or an optionally branched C1-10 alkylene, alkyleneoxy or alkyleneoxycarbonyloxy; X3is optionally branched C1-10 alkylene; Y1and Y2are each an ester linkage, etc.; and rings A, B, C, and D are each a cyclic structure, such as 2,6-naphthlene.
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International Search Report—PCT/JP2007/074266—Apr. 8, 2008.
Fukunaga Hiroya
Hasegawa Mineki
Irisawa Masatomi
Itano Kazuyuki
Kobayashi Tatsunori
Adeka Corporation
Visconti Geraldina
Young & Thompson
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