POLYMERIZABLE CHIRAL COMPOUNDS COMPRISING 2,6-NAPHTHYL AND ISOMANNITOL UNITS, AND USE THEREOF AS CHIRAL DOPANTS
申请人:Enger Olivier
公开号:US20110092718A1
公开(公告)日:2011-04-21
The present invention relates to compounds of the general formula I
in which the variables are each defined as follows:
W is a (Y
4
-T
2
-)
s
(Y
3
-A
2
-)
t
Y
2
—Z
2
moiety,
Z
1
, Z
2
are each independently unreactive radicals as defined more specifically in the description or reactive radicals through which polymerization can be brought about,
A
1
, A
2
are each independently spacers as defined more specifically in the description,
Y
1
to Y
5
are linking units as defined more specifically in the description,
Y
6
is a chemical single bond or —CO—,
T
1
, T
2
are each independently, as defined more specifically in the description, divalent saturated or unsaturated, optionally substituted and optionally fused iso- or heterocyclic radicals,
Q is substituents as defined more specifically in the description,
r, t are each independently 0 or 1,
s is 0, 1, 2 or 3
and
q is 0, 1, 2, 3 or 4.
The invention further relates to a liquid-crystalline composition which comprises at least one compound of the formula I, and to the use of the compounds of the formula I as chiral dopants.
本发明涉及一般式I的化合物,其中变量各自定义如下:W是(Y4-T2-)s(Y3-A2-)tY2—Z2基团,Z1,Z2是各自独立的不反应的基团,如描述中更具体地定义,或通过其可以引起聚合的反应基团,A1,A2是各自独立的间隔物,如描述中更具体地定义,Y1到Y5是链接单元,如描述中更具体地定义,Y6是化学单键或—CO—,T1,T2是各自独立的、如描述中更具体地定义的二价饱和或不饱和、可选地取代和可选地融合的同分异构环基团,Q是如描述中更具体地定义的取代基,r,t各自独立地为0或1,s为0,1,2或3,q为0,1,2,3或4。本发明还涉及至少包含一种I式化合物的液晶组成物,以及将I式化合物用作手性掺杂剂的用途。