COMPOSITION FOR PHOTO-ALIGNMENT FILM, PHOTO-ALIGNMENT FILM AND METHOD FOR PRODUCING THE SAME, LIQUID CRYSTAL CELL, AND LIQUID CRYSTAL DISPLAY
申请人:Matsuumi Michitaka
公开号:US20090246401A1
公开(公告)日:2009-10-01
Provided is a composition for a photo-alignment film includes a compound expressed by the following general formula (I) and a compound expressed by the following general formula (II):
BIREFRINGENT PATTERN BUILDER AND LAMINATED STRUCTURE MATERIAL FOR PREVENTING FORGERY
申请人:KANEIWA Hideki
公开号:US20090291272A1
公开(公告)日:2009-11-26
A birefringent pattern builder, having an optically anisotropic layer containing a polymer having unreacted reactive groups,
wherein the optically anisotropic layer is produced by a method containing the steps [1] and [2] in this order:
[1] coating and drying a solution containing a liquid crystalline compound having at least two kinds of reactive groups; and
[2] reacting one kind of the at least two kinds of reactive groups by applying heat or irradiating ionizing radiation.
POLYMERIZABLE LIQUID CRYSTAL COMPOUND, PHASE DIFFERENCE FILM AND LIQUID CRYSTAL DISPLAY USING THE SAME
申请人:Tomita Hidetoshi
公开号:US20100047478A1
公开(公告)日:2010-02-25
A polymerizable liquid crystal compound is represented by the following formula (1):
P-Sp
1
-L
1
-M
1
-L
2
-Sp
2
-Ox (1)
wherein P represents a polymerizable group; one of Sp
1
and Sp
2
represents 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 Sp
1
and Sp
2
represents a straight chain alkylene group; each of L
1
and L
2
independently represents a divalent linking group; M
1
represents a mesogenic group; and Ox represents a substituent containing an oxetanyl group.