Polymerizable liquid crystal compound, phase difference film...

Details Polymerizable liquid crystal compound, phase difference film... Polymerizable liquid crystal compound, phase difference film...

2011-08-02

2011-08-02

Visconti, Geraldina (Department: 1722)

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

C252S299010, C252S299610, C252S299620, C252S299630, C252S299640, C428S001100, C349S001000, C349S056000, C349S182000, C430S020000

Reexamination Certificate

active

07988882

ABSTRACT:
A polymerizable liquid crystal compound is represented by the following formula (1):in-line-formulae description="In-line Formulae" end="lead"?P-Sp1-L1-M1-L2-Sp2-Ox   (1)in-line-formulae description="In-line Formulae" end="tail"?wherein P represents a polymerizable group; one of Sp1and Sp2represents a branched alkylene group, or an alkylene group containing, in the chain thereof, at least one divalent linking group selected from the group consisting of —O—, —C≡C— and —S—; the other of Sp1and Sp2represents a straight chain alkylene group; each of L1and L2independently represents a divalent linking group; M1represents a mesogenic group; and Ox represents a substituent containing an oxetanyl group.

REFERENCES:
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patent: 2007-286278 (2007-11-01), None

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